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Прибор для построения на чертеже точек по данным их координатам

Устройство для измерения координат точек на снимках

Устройство для определения отклонения оси светового пучка от вертикали

Изобретение относится к геодезическому приборостроению и может быть использовано при юстировке высокоточных лазерных приборов вертикального проектирования . Целью изобретения является повышение точности за счет уменьшения ошибок визирования, Изобретение содержит зрительную трубу 2, частично прозрачный плоский отражатель 4, установленный под углом 45° к оптической оси зрительной трубы 2, трехгранный отражатель 1, с входным окном, оптически сопряженный со зрительной трубой 2 через плоский отражатель 4, и гравитационное зеркало 3, отражающая поверхность которого оптически сопряжена со зрительной трубой 2 через плоский отражатель 4 и трехгранный отражатель 1, который установлен с возможностью поворота вокруг оси, ортогональной плоскости входного окна, причем углы между его гранями отличны от прямых. 2 ил. Ј ...

Устройство для разбивки кривых

Устройство для контроля габаритов воздушных линий

Дифракционное устройство для измерения отклонений от заданной оси

Изобретение относится к устройствам для контроля соосности при прецизионном монтаже. С целью повьшения производительности труда и расширения функциональных возможностей спектральные марки выполнены из зеркальных пластин 3, на зеркальной поверхности которых нанесена кольцевдя непрозрачная зона 4, а на обратной стороне - радиальный биссектор с прозрачной зоной & в виде круга. Луч от лазера 1, отразившись от полупрозрачной зеркальной грани куб-призмы, распространяется вдоль оси выверяемых объектов. При попадании на пластику 3 вне п яя часть луча отражается от зеркальной поверхности в обратном напркБлен. Остальная часть луча проходит через прозрачную зону 6 и попадает на следующую пластину с меньшей прозрачной зоной, где вновь часть луча отра-ка- ется, а часть проходит дальше. Достигнув последней пластины луч отражается в обратном направленш. Б результате в плоскости радиальных бкс- секторов формируются интерференционные картины. Такая же картина руется в плоскости светоприемиика 2, По взаимному ...

Устройство для определения смещений

Изобретение относится к инженерной геодезии и позволяет расширить функциональные возможности устройства за счет определ;1ения продольного сдвига и угла разворота деформационного знака. Б устройстве на деформационном знаке 1 закреплена инвар- ная проволока 6, другим концом связанная с опорным знаком 2.При наличии смещений деформационного знака 1 его продольный сдвиг определяется измерителем 7 по смещению проволоки 6. Поперечный сдвиг знака I измеряется фотоэлектрическим датчиком 10 поперечных сдвигов, на который поступает преломленный полупрозрачным зеркалом 11 пучок 12 света от источника 8 излучения, прошедший через коллиматор 9. При развороте знака 1 на некоторый угол отраженный от зеркала 11 пучок 14 прело,мляется через пентапризму 15 и воспринимается фотоэлектрическим датчиком 16. 1 3.п. ф-лы. 2 ил. i (Л ...

Устройство для определения положения объекта

Изобретение относится к приборостроению . Цель изобретения - повышение точности и быстродействия определения положения объекта. Если в зону обзора лазера попадает отражатель , на выходе детектора блока 22 сравнению появляется напряжение, размыкающее ключ блока 23 автопоиска. Если оба приемопередатчика нашли один и тот же отражатель, процессор 2 ...

Способ определения пространственных координат точек и устройство для его осуществления

Изобретение отногится к геодезии и может быть использовано при выполнении крупномасштабной П)емкн для определения пространстненш ix координат точек. Цель изобретения - повышение производительности труда та счет повышения степени лвтомати- злцпи измерительного процесса. R устройстве г помотыо цилиндрической линзы 4, пгнтапризмы 5 и светодели- тсльного кубика 6 формируют для сектора излучения, которые ориентиру- Ю1 но взаимно перпендикулярных направлениях в вертикальных плоскостях . Одновременно г храпением секторов вокруг (еп вертикальной оси нрлшлнн сектора вокруг их ocoi i спм- метрии, после чечо изменяют ориен- ггппю каждого сектора излучения на 4) с помощью от клоняющсто элемента 3, фиксируют моменты пересечения лазерными секторами фогопрпем- ннков репки, после чего вычисляют .координаты точки. 2 с.п.ф-лы, 5 ил. л ...

Устройство для хранения азимута эталонного направления

Изобретение относится к геодезическому приборостроению и может быть использовано для астрономических наблюдений на пунктах государственной геодезической сети. Целью изобретения является повышение точности за счет уменьшения влияния инструментальных ошибок. Устройство содержит два фотоэлектрических коллиматора 1 и 1Ъ, установленных на оптической оси и обращенных навстречу друг другу, и оптического блока, установленного между фотоэлектрическими коллиматорами 1 и 1Ъс возможностью вращения вокруг горизонтальной оси 5, перпендикулярной оптической оси, причем оптический блок выполнен в виде трех плоских отражателей 6, 7 и 8, расположенных параллельно горизонтальной оси вращения 5, причем второй 6 и третий 8 плоские отражатели выполнены двусторонники и установлены на первом плоском отражателе 7 перпендикулярно к нему. 1 ил.

Устройство для интерполирования горизонталей

Изобретение относится к измерительной технике и может быть использовано при интерполировании горизонталей на топо- планах. Целью изобретения является повышение точности. В корпусе 1 установлен узел изменения расстояния между указателями горизонталей, выполненный в виде параллельных направляющих 2 с винтовой резьбой. Шаг резьбы изменяется от направляющей к направляющей на постоянную величину . Указатели горизонталей выполнены в виде разбивочных индексов 5, жестко закрепленных на каретках 4, установленных на соответствующих направляющих. Вращая рукоятку 6, добиваются заданного расстояния между разбивочными индексами 5, положение которых определяет положение горизонталей. 1 ил.

Устройство для центрирования над геодезическим знаком

УСТРОЙСТВО ДЛЯ ЦЕНТРИРОВАНИЯ НАД ГЕОДЕЗИЧЕСКИМ ЗНАКОМ , содержащее кронштейн с двумя соосно расположенными втулками установленнв1й с возможностью перемещения в двух взаимно перепендикулярных направлениях, груз, подвешенный на струне , проходящей через втулки,и микроскопы , точка пересечения визфных осей которых лежит на линии, соединяющей, центры втулок, о тлн чающееся тем, что, с целью упрощения конструкции устройства и его эксплуатацкн,. оно снабжено коромыслом и дополнительной струной , причем коромысло соединено со стойi кой знака и шарнирно с кронщтвй1Врм выполненным в виде рамки, во вкладьше (Л С нижней втулки которой одним концом закреплена дополнительная струна, другим концом зафикс1фованная в центре знака.

Устройство для определения координат объекта

Изобретение относится к приборостроению. Цель изобретения - повышение точности и быстродействия определения положения движущегося объекта. Если в зону обзора лазера 12 попадает движущийся объект, то на выходе блоков горизонтального 23 и вертикального наведений 24 появляется напряжение, пропорциональное смещению изображения объекта относительно центра фотоприемника, управляющее двигателями горизонтального 8 и вертикального разворотов 9, которые разворачивают принимающий объектив 15 в направлении объекта. Процессор 4 анализирует значение углов датчиков угла горизонтального 10 и вертикального разворотов 11. По значениям углов и измеренной дальности процессор 4 определяет положение объекта. Стабилизация амплитуд излучаемого и отраженного сигналов и обеспечение их равенства позволяют повысить точность и быстродействие определения положения объекта за счет исключения погрешностей измерений и временной задержки измерений, связанных с флуктуациями амплитуды излучения в атмосфере.

Планшет для глазомерной съемки местности

Изобретение относится к топографии, может быть использовано при глазомерной съемке местности и позволяет повысить надежность и удобство в работе. На поверхности прозрачного диска 3 планшета закрепляют лист карандашной кальки, на котором обозначена исходная точка и нанесены линии магнитного меридиана, совмещенные с линиями 4. Направление азимутального хода, который необходимо построить от исходной точки, будет совпадать с линией визирования и с соответствующим направлением линии масштабной сетки 2, нанесенной на верхнюю поверхность плоского основания 1. 2 ил.

Папка для ведения абриса при по левой съемке

Устройство для горизонтирования приборов

Изобретение относится к приборостроению и может быть использовано для юстирования оптических систем. Целью изобретения является повышение производительности. При вращении кольцевых клиньев 2 относительно неподвижного корпуса 1 их наклонные плоскости сопряжены каждая с соответствующими двумя введенными сферическими упорами 4, закрепленными на каждом из оснований кольцевого выступа на взаимно перпендикулярных диаметрах и равноотстоящих от оси управляемого элемента 3. При поочередном повороте кольцевых клиньев 2 движение управляемого элемента 3 осуществляются относительно одной из взаимно перпендикулярных осей. 3 ил.

Прибор для определения горизонталей на плане

Устройство для измерения деформаций объектов

Реперное устройство

РЕПЕРНОЕ УСТРОЙСТВО, состоящее из группы реперов, штанги которых запожены на разные глубины, и хранителя коорцинат, о т п и ч а к О 41 Эд 4 QO щ е е с я тем, что, с пепью уцешевпе- кия изготовления и обеспечения автоматического совмещения оборуцова{шя с хранителем коорцинат, в него ввепен металлический стакан, поовеш шый на реперные штанги, выбра1шыв в ко пичестве не менее трех, установпеепые по окружности и связанные шарни1жо с метаппическим стаканом через оцннако вые натягивающие блоки и тяги {швной цлины, хранитель коорцинат выпопнен в вице геометрического центра шаршсв, жестко прикрепленного к центру цна стакана, при этом шарик выполнен: . с вертикальным осевым цишшцрвческвм отверстием, а геометрические центры шарика и сферических угпубпений в стев ках стакана расположены в оцной ппоокости , параллельной дну стакана, на средней высоте подъемных винтов устанавливаемого оборудования.

Прецизионный координатограф

Координатограф

Прибор для решения геометрических задач на геологической карте

Визирное устройство

Устройство для полуавтоматического построения графика профиля земной поверхности по топографическим картам

Устройство для задания направления

Использование: в качестве нивелира, зенита, лота и их комбинаций. Сущность изобретения: устройство содержит лазер 1, объектив 3 и окуляр 2, преломляющий оптический элемент 6, три кюветы с жидкостями 4 и 5, причем вторая кювета расположена между объективом и первой кюветой, а уровни жидкости в кюветах рассчитываются q учетом коэф-та преломления жидкости п, ко- эф-та преломления материала п1, расстояниями между доньями кювет. 1 ил, ...

Способ управления положением рабочего органа проходческого комбайна и устройство для его осуществления

... 1. Способ правлення положением рабочего оогана проходческого комбайна , основанный на контроле положения опорной точки и двух точек на комбайне, по координатам которых вычисляют координаты рабочего органа комбайна и формируют управляющий сигнал на корректировку положения рабочего органа, отличающий с Я тем, что, с целью повышения точности управления, координаты точек на комбайне определяют путем измерения времени прохождения электромагнитного сигнала от опорной точки до контролмруемьп точек на комбайне. ГО ...

Incremental angle measuring drive for transceiver - has quadruple input AND=gate supplying inverter assigned to correction counter

An incremental, angle measurement drive arrangement for a transmitter-receiver arrangement rotatable about the vertical and horizontal axes and a reflecting target marker at the target location has drives mounted on the axes and electronic angle meters at the angle increment generation positions. The drives contain sync. motors supplied with sinusoidal voltages of quartz accuracy. The l.f. motor voltage is derived from the h.f. quartz voltage by frequency division. USE/ADVANTAGE - Measurement accuracy and resolution is increased. Costly fine mechanical systems are replaced by reliable electronic digital system, reducing wt.. Fine mechanical and optical angle measuring needed for geodesy, mark separation distinction in engineering, astronomy, radio location, navigation by land, sea and air including spacecraft, fine instruments mfr..

VORRICHTUNG ZUM AUSRICHTEN EINES LASER-LEITSTRAHLGERAETES ZU EINEM AN ANDEREM ORT AUFGESTELLTEN RICHTGERAET

Arrangement for measuring displacements of structures, in particular, dams includes a reference line provided by a flex consisting of twisted and woven wire elements

The arrangement for measuring displacements of structures, in particular, displacements of dams includes a reference line provided by a taut flex consisting of twisted and jointly woven wire elements.

Verfahren zur automatischen Steuerung von Erdbewegungsmaschinen

VERFAHREN ZUR PRÜFUNG DES PROFILS EINES KRAFTFAHRZEUGS

Vorrichtung zur Ermittlung der Entfernung und Winkellage eines Zielpunktes im Gelaende

Scharfeinstellung für ein Teleskopsystem

Vermessungssystem mit einer trägheitsgestützten Meßeinrichtung

ZUSATZANORDNUNG FUER EIN ENTFERNUNGSMESSINSTRUMENT

Wasserdichter Aufbau für ein Teleskop

Anordnung und Verfahren zum Erzeugen mehrerer zueinander definiert ausgerichteter optischer Achsen

Verfahren zur Aufnahme eines Objektraumes

Nivellierstativ

System zum Überwachen von Bauwerksabschnittsbewegungen

Verfahren und Vorrichtung zur Photodetektion.

Vorrichtung zum Ausrichten eines Vermessungsgerätes

Vorrichtung zum Ausrichten eines mittels eines Vermessungsgerätes anvisierbaren Vermessungselements (10),mit einer Lasereinheit (22), undmit einer mit einer Haltevorrichtung (40) verbindbaren Ausrichteinheit (20) zum automatischen Ausrichten eines von der Lasereinheit (22) erzeugten Laserstrahls (24) in Lotrichtung (R), so dass der Laserstrahl (24) mindestens eine optische Markierung (O) auf der Aufstellfläche der Haltevorrichtung (40) erzeugt,dadurch gekennzeichnet,dass die Ausrichteinheit (20) einen Verbindungsbereich (12) zum Verbinden mit einem Vermessungselement (10) umfasst, unddass eine Verlängerung des Laserstrahls (24) nach oben durch den Mittelpunkt (M) des Verbindungsbereichs (12) verläuft.

Positionsierungsgerät und Verfahren zum Detektieren eines Laserstrahls

Positionierungsgerät, umfassend: einen Detektor zum Detektieren von Licht eines fächerartigen Laserstrahls, der um eine Ausbreitungsachse mit einer Rotationsrichtung rotiert und mindestens zwei Detektorelemente (A, B) aufweist, die in einer bekannten räumlichen Beziehung zueinander angeordnet sind, zum Ausgeben eines Detektionssignals, wenn eines durch den fächerartigen Laserstrahl bestrahlt wird; und eine Positionsbestimmungseinheit zum Erhalten eines ersten Satzes von Detektionssignalen von den Detektorelementen, Bestimmen von mindestens einer ersten Zeitbeziehung zwischen den Detektionssignalen des ersten Satzes, und Bestimmen einer Positionsbeziehung zwischen dem Detektor und der Ausbreitungsachse auf Grundlage der ersten Zeitbeziehung.

Self-Leveling Multi-Line Laser Device

The invention relates to a self-leveling multi-line laser device. Said multi-line laser device comprises at least two laser beams and at least two reflecting cones, wherein the cone axes of the reflecting cones are perpendicular to each other and each of the laser beams can be directed, preferably eccentrically, parallel to the axis of one of reflecting cones against the tip of said reflecting cone. By means of the multi-line laser device, at least two projectable laser lines can be generated.

Enclosure Alignment System

A pipe alignment device and method is provided for locating and identifying the receiving end of pipe or conduit wherein the invention allows an individual to pinpoint the destination of any pipe or round chase from its origin. This process eliminates the need for multiple measurements to recreate the parameters of the origin at the destination.

System for rapid assessment of grade variations and method for using a system

A system for estimating or calculating grade variations of a ground surface is provided that is convenient to use and provides data of sufficient precision for the estimating or calculating process. The system can be deployed for estimating or calculating grade variations in connection with the placement and installation of fences, gates, pools, drainage, steps, decks, patios, contour features, ponds, driveways, and other site improvements. In addition to a deployment of the system to quickly establish and/or verify elevations of outdoor features, the system can be deployed to quickly establish and/or verify elevations in a building structure for installing cabinets, countertops, or alternating current outlets.

Physical template for deploying an earth-based sensor network

A physical template for deploying an earth-based sensor network. The physical template includes a physical mesh. The physical mesh is configurable as a surface-covering structure that includes a plurality of nodes. A node of the plurality of nodes is to position a sensor for deployment of the sensor within a specified distance of a location on a surface of the Earth. A sensor-network-deployment system including the physical template for deploying an earth-based sensor network, and a method for deploying an earth-based sensor network utilizing the physical template are also provided.

Target point recognition method and surveying instrument

Target point recognition method including emitting electromagnetic radiation to illuminate targets, moving the scanning beam within a predetermined angular range in order to scan the surveying environment, detecting reflections of the electromagnetic radiation on the targets, wherein the targets are defining the target points, and determining the angle to the target points. The method further including a capturing procedure with capturing an overall image of the surveying environment, wherein the overall image comprises at least one single image taken by the camera, and determining target points and their angle on the overall image by image processing by matching targets with one or more predetermined search criteria, storing the target points together with their angle a data base, and displaying the overall image together with marks for indicating a position of the target points detected within the scanning procedure and the capturing procedure in the overall image.

Methods for measuring and modeling the structural health of pressure vessels based on electronic distance measurements

Methods are disclosed wherein the structural health of a civil structure, pressure vessel, or the like is measured by electronic distance measurement (EDM) from a plurality of stable locations to a plurality of cardinal points on the structure in a methodical manner. By measuring the coordinates of the cardinal points, the dynamic and long-term static behavior of the structure provide an indication of the health of the structure. Analyses includes: comparison to a Finite Element Model (FEM); comparison to historical data; and modeling based on linearity, hysteresis, symmetry, creep, damping coefficient, and harmonic analysis.

Laser distance meter

The invention relates to a laser distance meter with expanded functions, comprising a module for measuring distance, area and volume, wherein an optical axis of said module is fixed relative to a fastening point on a tripod and relative to a distance reference point, said meter also comprising a signal evaluation circuit, a microcomputer, a memory, a control panel, a screen and a battery. According to the invention, a module is provided for marking the reference axes using a pendulum and a laser fastened to the pendulum, said module, in addition to the module for measuring distance, area and volume, able to be connected for displaying the position of the axes.

Method for a measuring instrument

A method for a measuring instrument is disclosed, for separating the angular deviation of a rotational axis of an instrument body from a corresponding true rotational axis due to imperfections in at least one rolling-element bearing effectuating the rotational mounting of the instrument body into different parts corresponding to type of imperfection. The method comprises detecting rotary position of the at least one rolling-element bearing, and determining angular deviation of the rotational axis from the corresponding true rotational axis in a plurality of rotational positions of the instrument body, wherein the instrument body is rotated a plurality of successive full or partial revolutions about the rotational axis. There is also disclosed a measuring system and a measuring instrument to be used in such a measuring system.

Laser Line Generator Having Three Intersecting Light Planes

An improved laser line generating device is provided for use in construction layout tasks. The laser line generating device is comprised of a first laser light generator operable to emit from a housing a first plane of light having a fan angle greater than 180° and arranged in the housing to project the first plane of light perpendicular to a horizontal plane; and a second laser light generator operable to emit from the housing a second plane of light having a fan angle greater than 180° and arranged in the housing to project the second plane of light perpendicular to the first plane of light and perpendicular to the horizontal plane, such that the first plane of light intersects with the second plane of light at two points. 117-. (canceled)1. A laser line generating device , comprising:a housing;a laser light generator; andthe laser light generator comprising a laser diode emitting a beam of light, the beam of light emitted from the laser diode being modulated and having a period including a full power portion (duty cycle) and a reduced power portion, such that the reduced power portion is not detectable by a person.2. A laser line generating device as set forth in claim 1 , wherein the modulation frequency is approximately 10 Hz.3. A laser line generating device as set forth in claim 1 , wherein the duty cycle is approximately 85% to 95%.4. A laser line generating device as set forth in claim 3 , wherein the duty cycle is approximately 90%.5. A laser line generating device as set forth in claim 1 , wherein the full power portion is approximately 95ms and the reduced power portion is approximately 5 ms.6. A laser line generating device as set forth in claim 1 , wherein during the period an overall power decreases by less than 0.5%.7. A laser line generating device as set forth in claim 1 , wherein the beam of light is further modulated during the reduced power portion.8. A laser line generating device as set forth in claim 7 , wherein the further modulation ...

Acquisition of Information for a Construction Site

Systems and methods for acquiring information for a construction site are provided. One system includes a base unit positioned within a construction site by a user. A computer subsystem of the base unit determines a position of the base unit with respect to the construction site. The system also includes a measurement unit moved within the construction site by a user. The measurement unit includes one or more elements configured to interact with light in a known manner. An optical subsystem of the base unit directs light to the element(s) and detects the light after interacting with the element(s). The computer subsystem is configured to determine a position and pose of the measurement unit with respect to the base unit based on the detected light. The measurement unit includes a measurement device used by the measurement unit or the base unit to determine information for the construction site.

CENTER-OF-GRAVITY DETECTING SYSTEM

A center-of-gravity detecting system includes a motion detector for detecting a vertical motion of a travelling object and a horizontal motion of the travelling object and an arithmetic unit that calculates a center-of-gravity location of the travelling object using the frequency of a vertical motion of the travelling object, a frequency of the horizontal motion of the travelling object, a central angle of the horizontal motion of the travelling object, and the width of the traveling object. The arithmetic unit calculates a center-of-gravity location, using the frequency of the vertical motion, a frequency of the horizontal motion, the center-of-gravity location, and the length of the travelling object in the travel direction. 1. A center-of-gravity detecting system comprising:a motion detector for detecting a vertical motion of a travelling object in a self-weight direction of the travelling object during travel, and a horizontal motion of the travelling object in a widthwise direction of the travelling object during travel; andan arithmetic unit;wherein the arithmetic unit obtains a frequency of the vertical motion in the self-weight direction and a frequency of the horizontal motion in the widthwise direction corresponding to a width of the traveling object, by using the motion detector;the arithmetic unit calculates a center-of-gravity location of the travelling object in the self-weight direction in a cross-section perpendicular to the travel direction and a center-of-gravity location of the travelling object in the widthwise direction in the cross-section perpendicular to the travel direction, using the frequency of the vertical motion in the self-weight direction, the frequency of the horizontal motion in the widthwise direction, a central angle of the horizontal motion in the widthwise direction, and the width of the traveling object;the arithmetic unit derives coefficients in a formula in which a relation between the width of the travelling object and the ...

Laser Surveying System

A laser surveying system comprises a leveling unit () having a motor for leveling, a light source unit () for emitting a laser beam, a light projecting optical system installed on the leveling unit and for projecting the laser beam, a power supply unit for supplying electric power to each of component sites, a control unit () for driving and controlling each of the component sites, a storage unit (), a tilt detecting means () installed on the leveling unit and used for detecting leveling conditions, a rotation number detecting means () for detecting number of rotations of the motor, a light source detecting means (and ) for detecting light emitting condition of the light source unit, a voltage detecting means () for detecting output voltage of the power source unit, and an abnormality detecting means for detecting operational abnormality, and in the laser surveying system, the control unit monitors whether there is abnormality or not by the abnormality detecting means, samples a detection signal from each of the detecting means at a predetermined time interval, and stores signal groups thus detected in the storage unit in time series as sampling data, and when the stored sampling data exceeds a predetermined amount, older data are deleted, and new sampling data are sequentially overwritten, and when at least one of the detection signals for monitoring indicates abnormality, using a point to indicate the abnormality as a base point, the sampling data in a range of a predetermined time period are exempted from the objects of deletion and are preserved as data for analysis of the cause of abnormality. 1. A laser surveying system , comprising a leveling unit having a motor for leveling , a light source unit for emitting a laser beam , a light projecting optical system installed on the leveling unit and for projecting said laser beam , a power supply unit for supplying electric power to each of component sites , a control unit for driving and controlling each of said ...

Surveying Apparatus

A surveying apparatus comprises an observation optical system having an image sensor for outputting a digital image signal and a zoom optical system, a reference-pattern projection optical system for making a reference pattern enter the observation optical system in an infinity state and for forming an image on the image sensor, a rotation mechanism capable of rotating in two directions, a horizontal angle detector and a vertical angle detector for detecting a horizontal angle and a vertical angle of rotation in the two directions of the rotation mechanism, and an arithmetic control unit. The arithmetic control unit measures the horizontal angle and the vertical angle of a sighting point based on detection results of the horizontal angle detector and the vertical angle detector and based on a difference between the reference pattern on the image sensor and the sighting point of the observation optical system.

LASER SYSTEM FOR CREATING A LINEAR LASER MARKING

A laser system for creating a linear laser marking, including a radiation source that emits a laser beam and that emits it along a direction of propagation, a focusing lens assembly with an optical axis, and a conical mirror that, at least in certain areas, is configured as a straight cone with a cone axis and a reflecting lateral surface. The conical mirror is arranged in the beam path of the laser beam behind the focusing lens assembly, and the cone axis is oriented parallel to the optical axis of the focusing lens assembly. The direction of propagation of the laser beam is inclined at an angle relative to the optical axis of the focusing lens assembly. 1. A laser system for creating a linear laser marking , the laser system comprising:a radiation source emitting a laser beam along a direction of propagation;a focusing lens assembly with an optical axis; anda conical mirror being configured, at least in certain areas, as a straight cone with a cone axis and a reflecting lateral surface, the conical mirror being arranged in a beam path of the laser beam after the focusing lens assembly, the cone axis being oriented parallel to the optical axis of the focusing lens assembly,the direction of propagation of the laser beam being inclined at an angle relative to the optical axis of the focusing lens assembly.2. The laser system as recited in further comprising an angle-adjuster capable of adjusting the angle around a center of rotation claim 1 , the center of rotation of the angle-adjuster coinciding with a virtual point source of the radiation source.3. The laser system as recited in wherein the center of rotation of the angle-adjuster is arranged on the optical axis of the focusing lens assembly.4. The laser system as recited in wherein the angle is adjustable in a first direction and in a second direction.5. The laser system as recited in wherein the angle-adjuster is a motor-driven angle adjuster.6. The laser system as recited in further comprising a beam-splitting ...

Optical detector

A technique includes using at least one emitter to generate a first optical signal to propagate along a first optical path to interact with a target, to generate a second optical signal and generate a third optical signal to propagate along a second optical path other than the first optical path to generate a fourth optical signal. The technique includes using at least one receiver to acquire a first measurement of the second optical signal and acquire a second measurement of the fourth optical signal. The technique includes generating an indication of a parameter that is associated with a target, which includes scaling a ratio of the first and second measurements based at least in part on optical communication between the emitter(s) and the receiver(s) that does not involve interaction with the target.

Calibrated hardware sensors for estimating real-world distances

In some embodiments, methods and systems are provided for assisting a user in determining a real-world distance. Hardware-based sensors (e.g., present in a mobile electronic device) may allow for a fast low-power determination of distances. In one embodiment, one or more telemetry-related sensors may be incorporated into a device. For example, data detected by a frequently-calibrated integrated accelerometer may be used to determine a tilt of the device. A device height may be estimated based on empirical data or based on a time difference between a signal (e.g., a sonar signal) emitted towards the ground and a corresponding detected signal. A triangulation technique may use the estimated tilt and height to estimate other real-world distances (e.g., from the device to an endpoint or between endpoints).

Acquisition Channel Geolocation

A method and system are disclosed for providing an estimate of a location of a user receiver device. The method involves emitting, from at least one vehicle, at least one spot beam on Earth; and receiving, with the user receiver device, at least one spot beam. The method further involves calculating, with the user receiver device, the estimate of the location of the user receiver device according to the user receiver device's location within at least one spot beam. Each spot beam contains at least one acquisition signal, which may comprise at least one ring channel. Each ring channel comprises a frame count; a space vehicle identification (SVID); a spot beam identification (ID); and/or X, Y, Z coordinates of the vehicle emitting the spot beam relative to an Earth coordinate system. In one or more embodiments, at least one vehicle may be a satellite and/or a pseudolite. 1. A method of providing an estimate of a location of a user receiver device , the method comprising:emitting, from at least one vehicle, at least one spot beam on Earth,wherein the at least one spot beam comprises at least one acquisition signal;receiving, with the user receiver device, the at least one spot beam; andcalculating, by the user receiver device, the estimate of the location of the user receiver device according to the user receiver device's location within the at least one spot beam.2. The method of claim 1 , wherein the at least one acquisition signal comprises at least one ring channel.3. The method of claim 2 , wherein the at least one ring channel comprises at least one of a frame count; a space vehicle identification (SVID); a spot beam identification (ID); and X claim 2 , Y claim 2 , Z coordinates of the at least one vehicle relative to an Earth coordinate system.4. The method of claim 3 , wherein the method further comprises calculating claim 3 , by the user receiver device claim 3 , a time from the at least one vehicle's clock by using the frame count.5. The method of claim 4 , ...

Method and system for rfid-assisted imaging

A method includes acquiring imaging data of a scene using an imaging tool. The method also includes extracting radio frequency identification (RFID) data stored in an RFID tag associated with the scene. The method further includes associating the RFID data with the imaging data.

High Precision Hand-held Engineering Survey/Position Data Collector Tablet Computer

A self-contained, hand-held, wireless engineering survey data collection system and method includes a survey data collector ruggedized to MIL-STD-G, having a housing with a hand-held, tablet, form factor, and a processor, memory module, data storage, power source, and a full personal computer operating system. A user interface is supported by the housing and communicably coupled to the processor. A survey module configures the processor, memory module, data storage, and user interface to capture and store engineering survey data. Communications ports enable communication with peripheral devices. A survey-grade GNSS module configured for positioning accuracy within a margin of error of 3 cm, is supported by the housing and communicably couplable to the processor. An internal GNSS antenna is supported by the housing and communicably coupled to the GNSS module. The survey data collector is thus configured to capture engineering survey data including position data generated by the GNSS module. 1. A self-contained , hand-held , wireless engineering survey data collection system , comprising: a housing having a hand-held, tablet, form factor;', 'a processor, memory module, data storage, and power source disposed within the housing;', 'a full personal computer operating system;', 'a user interface including input and output devices supported by the housing and communicably coupled to the processor;', 'the user interface including a sunlight viewable touch screen;', 'a survey module including computer readable instructions disposed in a non-transitory computer readable medium, for configuring the processor, memory module, data storage, and user interface to capture and store engineering survey data;', 'a plurality of communications ports configured for communicating with peripheral devices;', 'a survey-grade GNSS module disposed within the housing and communicably coupled to the processor, the GNSS module configured for positioning accuracy within a margin of error of 3 cm ...

CUTTING DISTANCE CALCULATING DEVICE FOR MULTI-AXIS WORKING MACHINE

A cutting distance calculating device for a multi-axis working machine acquires axis positions at calculation times for at least three linear axes and two rotation axes of a multi-axis working machine and calculates the position of a tool tip point on the basis of the acquired axis positions. This device accumulates moving distances (cutting distances) of the tool tip points from the calculated position of the tool tip point to thereby calculate a cutting distance and predicts tool wear and tool life on the basis of the calculated cutting distance. 1. A cutting distance calculating device for a multi-axis working machine that calculates a moving distance of a tool tip point in a multi-axis working machine including at least three linear axes and two rotation axes ,the cutting distance calculating device for a multi-axis working machine comprising:a positional-information acquiring section configured to acquire axis positions at calculation times for the at least three linear axes and two rotation axes;a tool-tip-point-position calculating section configured to calculate a tool tip point position on the basis of the axis positions acquired by the position-information acquiring section; anda cutting-distance calculating section configured to accumulate moving distances of the tool tip point on the basis of the tool tip point position calculated by the tool-tip-point-position calculating section and set an accumulated moving distance as a cutting distance.2. The cutting distance calculating device for a multi-axis working machine according to claim 1 , wherein the positional-information acquiring section acquires the axis positions from a numerical controller that controls the multi-axis working machine.3. The cutting distance calculating device for a multi-axis working machine according to claim 1 , wherein the positional-information acquiring section acquires the axis positions from a numerical controller simulator that simulates operation of the numerical controller ...

DEVICE AND METHOD FOR MEASURING SIX DEGREES OF FREEDOM

A laser tracker system for measuring six degrees of freedom may include a main optics assembly structured to emit a first laser beam, a pattern projector assembly structured to emit a second laser beam shaped into a two-dimensional pattern, and a target. The target may include a retroreflector and a position sensor assembly. A center of symmetry of the retroreflector may be provided on a different plane than a plane of the position sensor assembly. A method of measuring orientation of a target may include illuminating the target with a laser beam comprising a two-dimensional pattern, recording a position of the two-dimensional pattern on a position sensor assembly to create a measured signature value of the two-dimensional pattern, and calculating an orientation of the target based on the measured signature value. 1. A laser tracker configured to locate a retroreflector target , the laser tracker comprising:a payload assembly configured to emit a first beam of light along a main optical axis extending from the laser tracker;a first motor and a second motor configured to together direct the first beam of light along the main optical axis in a first direction, the first direction determined by a first angle of rotation about a first axis and a second angle of rotation about a second axis, the second axis substantially perpendicular to the first axis, the first angle of rotation produced by the first motor and the second angle of rotation produced by the second motor, wherein the payload assembly is configured to rotate about the first axis and the second axis;a first angle measuring device configured to measure the first angle of rotation and a second angle measuring device configured to measure the second angle of rotation;a distance meter configured to measure a first distance from the laser tracker to the retroreflector target;a first camera assembly including a first camera and a first light source, the first camera assembly rigidly affixed to the payload assembly ...

METHOD AND SYSTEM FOR AUTOMATICALLY DETECTING AND CHECKING PARKING PLACES OF A PARKING ARRANGEMENT

Method and system for automatically detecting and checking the use of parking places of a parking arrangement, which is provided with a parking network and a central computer, the parking places being each provided with an electronic parking sensor module, which has an identification code and a vehicle sensor for detecting vehicles in the respective parking places, wherein use is made of electronic license devices, carried along with the vehicles and each having a unique identification number and motion sensor means, which can determine at what time a vehicle comes to a standstill, and wherein information about said time together with the identification number is transmitted to the central computer, which can compare said time with times at which the parking places become occupied, to determine in which parking place the vehicle is parked. 1. A method for automatically detecting and checking the use of at least a number of parking places , each provided with at least one electronic parking sensor module , of a parking arrangement , which is provided with a parking network for communication between the electronic parking sensor modules and a central computer , wherein the electronic parking sensor modules are each provided with an identification code and with at least one vehicle sensor for detecting the presence or absence of a vehicle in the respective parking place;and wherein use is made of electronic license devices, which can be carried along in or on vehicles which can be parked in said parking places, the license devices being each provided with a unique identification number and with transmitting means to transmit the identification number of the license device of the respective vehicle directly or indirectly to the central computer, wherein the central computer is configured to determine in which parking place the respective vehicle is parked, wherein the license devices are provided with motion sensor means, which together with time measuring means can ...

GEODESIC MEASURING DEVICE COMPRISING A THERMOGRAPHIC CAMERA

Method for determining, with geodesic precision, the position of a target point on a target object by using a geodesic measuring device, said method comprising a sighting device which comprises at least one objective unit that defines an optical line of sight, an electronic distance measuring unit, and a thermal imaging camera for recording a thermal image in the direction of the optical line of sight. An angle measuring function is provided for recording the line of sight alignment, and a control unit is provided for controlling the angle measuring function, the thermal imaging camera. In a thermal imaging mode when a measurement procedure is triggered, position data of the sighted target point which are determined in said measurement procedure are linked to temperature information which is read out from the thermal image for the target point at which the line of sight is aimed. 115-. (canceled)16. A method for determining , with geodesic precision , the position of a target point on a target object using a geodesic measuring device comprising: an objective unit that defines an optical aiming axis;', 'an electronic distance measuring unit; and', 'a thermal imaging camera for acquiring a thermal image in the direction of the optical aiming axis;, 'a sighting device, wherein the sighting device is pivotable relative to a base of the measuring device in order to change the alignment thereof and includesan angle measuring functionality for acquiring, with high precision, the alignment of the aiming axis; and 'in a thermal image measurement mode as a result of the initiation of a measurement process, position data of the sighted target point which are determined in this case, together with temperature information read out from the thermal image for the target point sighted using the aiming axis, are linked to one another in pairs in such a way that they can be called up in a manner associated with one another.', 'a control unit for controlling the angle measuring ...

High precise laser rangefinder

A laser rangefinder includes a scanning laser emitter emitting a narrow laser beam, a controller in communication with the scanning laser emitter and configured to control the scanning laser emitter to emit the laser beam to scan a preset range in a preset manner, a laser detector positioned adjacent to the scanning laser emitter and configured to capture an image of a spot formed by the laser beam reflected off an object; and a processor in communication with the controller and the laser detector. The processor is configured to obtain an angle that the laser beam is tilted and process the image to obtain position coordinates of the spot in the image. The processor is further configured to calculate a distance from the laser rangefinder to the object based upon the angle and the position coordinates of the spot.

CONSTRUCTION LASER SYSTEM COMPRISING A ROTATION LASER AND A LASER RECEIVER, AND METHOD

A construction laser system comprising at least one rotation laser which has a laser unit and a rotatable deflection means, a laser receiver has a laser beam detector which is designed to generate an output signal when the laser beam impinges on the laser beam detector. An evaluation unit for determining the position of the laser receiver relative to the reference surface and an indicator for the determined position. A controller where a known emission pattern is generated over a sequence of a plurality of revolutions by varying the emission of the laser beam in a manner temporally coupled to the revolution period of the deflection means, and the evaluation unit is designed to identify the reference surface using a sequence of output signals which are each generated by the laser beam detector when the rotating laser beam repeatedly successively impinges, which sequence corresponds to the known emission pattern. 115-. (canceled)16. A construction laser system comprising:a rotation laser having a laser unit and a rotatable deflection means and serving for emitting a rotating laser beam, wherein the rotating laser beam defines a reference surface;a laser receiver for determining a position relative to the reference surface, having a laser beam detector designed for generating an output signal when the laser beam impinges on the laser beam detector;an evaluation unit for determining the position of the laser receiver relative to the reference surface; andan indicator for the position determined, in particular designed for indicating whether the laser receiver exactly coincides with the reference surface;a controller for the laser unit, which controller is designed in such a way that a known emission pattern is generated over a sequence of a plurality of revolutions by varying the emission of the laser beam in a manner temporally coupled to the revolution duration of the deflection means; andthe evaluation unit is designed for identifying the reference surface on the ...

Method and apparatus for transmitting indoor context information

The subject matter disclosed herein relates to a system and method for determining indoor context information relating to a location of a mobile device. Indoor context information may be utilized by a mobile device or a network element to obtain an estimate of a location of the mobile device within an indoor environment. 1. A method comprising:determining information relating to a location of a mobile device based at least in part on one or more signals received by the mobile device;transmitting, by the mobile device, the information relating to the location of the mobile device to one or more first network elements;receiving from one or more second network elements, by the mobile device, indoor context information for an indoor environment based at least in part on the information relating to the location of the mobile device, wherein the indoor context information comprises information identifying a position of one or more first wireless access points within the indoor environment;receiving signals from one or more second wireless access points not included with the indoor context information;sending, from the mobile device, information associated with the one or more second wireless access points to the one or more second network elements;receiving, at the mobile device, updated indoor context information from the one or more second network elements; andobtaining an estimate of the location of the mobile device based at least in part on the information relating to the location of the mobile device and the updated indoor context information.2. The method of claim 1 , further comprising:estimating a distance from the mobile device to each of the one or more second wireless access points not included with the indoor context information,wherein sending the information associated with the one or more second wireless access points to the one or more second network elements comprises sending the distance from the mobile device to each of the one or more second wireless ...

OPTICAL SENSOR HOLDER FOR TRACKING LOCATION OF SUNLIGHT

A holder having light sensor for tracking location of sunlight is disclosed. The light sensor holder includes a holder in which a first light sensor is set, a first light guide section including a light inputting hole adjacent to a wall at one side of a body in the holder and formed in vertical direction, wherein a light is inputted through the light inputting hole , a second home connected to the first light guide section via a refraction section and a second light guide section , wherein the light inputted through the light inputting hole is refracted, and the refracted light is delivered to a sensing section of a first light sensor through a light outputting section , and a first home adjacent to the second home , the first light sensor being set in the first home 122-. (canceled)23. A light sensor holder for tracking location of sunlight , the light sensor holder comprising:a pair of holders located opposingly on the basis of a wall;at least one light inputting hole formed on side of a body; anda second home,wherein a light inputted through the light inputting hole is delivered to a sensing section of a first light sensor or a second light sensor set in the first home through an auxiliary light guide section, a light outputting section and the second home.2411. The light sensor holder of claim 23 , wherein length and width of the auxiliary light guide section in horizontal direction are identical to length L and width D of a first light guide section in horizontal direction.25. The light sensor holder of claim 23 , further comprising:a combining home with rectangular shape connected to the light inputting hole formed on side of the body; anda filter formed on the combining home, wherein the filter is made up of transparent or semi-transparent substance,wherein the light inputting hole formed on side of the body is filled with a transparent or semi-transparent adhesion substance.26. The light sensor holder of wherein the auxiliary light guide section is inclined ...

LASER LEVELING DEVICE

A laser-leveling device having a at least one radiation module and mounting module, where laser radiation sources and the prisms for developing planes from the laser beams are combined in the radiation module. The radiation module with housing contains a device for horizontal fine adjustment, an additional power supply with control, and an additional self-leveling support plate for receiving the laser radiation sources and prisms for developing the planes from the laser beams The mounting module with housing contains a self-leveling support plate, power supply with control, and a mount for securing to a tripod. The housing of the at least one radiation module and the housing of the mounting module are embodied such that the radiation module can be coupled to the mounting module, and it is possible to connect at least one additional radiation module. 1. A laser leveling device , comprising:{'b': 1', '2, 'a) at least one self-leveling support plate () with at least one laser radiation source () placed thereon;'}{'b': '3', 'b) at least one prisms () for developing at least one plane from the laser radiation source;'}{'b': 4', '5', '6', '4', '6', '2', '2', '3', '3', '7, 'sub': 1', '2', '1', '2, 'c) a laser plummet with an optical axis (), a power supply () with control, and a mount () for securing to a tripod, the optical axis of the laser plummet () extending via the center of the mount (), wherein the laser radiation sources (, ) and the prisms (, ) for developing planes from the laser beams are combined in at least one radiation module ();'}{'b': 7', '8', '9', '10', '11', '2', '2', '3', '3, 'sub': 1', '2', '1', '2, 'd) that the radiation module () is provided with a housing (), with the radiation module further comprising: a device () for horizontal fine adjustment, an additional power supply () with control, and an additional self-leveling support plate () for receiving the laser radiation sources (, ) and the prisms (, ) for developing the planes from the laser ...

SELF-ALIGNING LASER GUIDE FOR A WHEEL BALANCER

A method for determining a top dead-center of a wheel. The method includes (i) removably connecting a self-aligning laser guide to a wheel balancer shaft; (ii) allowing gravity to position said self-aligning laser guide such that its longitudinal axis is substantially perpendicular to a floor surface; and (iii) powering said self-aligning laser guide to indicate said top dead-center of said wheel. 1. A method for determining a top dead-center of a wheel comprising the steps of:removably connecting a self-aligning laser guide to a wheel balancer shaft;allowing gravity to position said self-aligning laser guide such that its longitudinal axis is substantially perpendicular to a floor surface; andpowering said self-aligning laser guide to indicate said top dead-center of said wheel.2. The method for determining a top dead-center of a wheel of claim 1 , further comprising calibrating said self-aligning laser guide.3. A self-aligning laser guide comprising:a body including a laser beam generating device; anda mounting adaptor configured to be rotatably connected to said body at one end and configured to be removably connected at another end to a surface.4. The self-aligning laser guide of claim 3 , wherein said mounting adaptor is configured to be rotatably connected to said body via an axle and at least one bearing disposed around said axle.5. The self-aligning laser guide of claim 3 , further comprising a securing device in communication with said laser beam generating device for calibrating and fastening said laser beam generating device at a predetermined location.6. The self-aligning laser guide of claim 3 , wherein said laser beam generating device is mounted on a pivot.7. The self-aligning laser guide of claim 3 , further comprising a timer connected to a power source and configured to disconnect power provided from said power source to said laser beam generating device after a predetermined time.8. The self-aligning laser guide of claim 3 , wherein said body ...

Measurement Device and Method for Measuring

A measuring device is disclosed for measuring a vectorial physical quantity (x), comprising a first and a second sensor (S, S), an actuator (M), a noise extraction unit (NX) and a low frequency noise estimator (LF). The first and a second sensor (S, S) are arranged for measuring a component of the vectorial physical quantity (x), and for generating a respective sense signal (y, y). The sensors have an Allan variance curve with a minimum value for a particular integration time Tmin, said Allan variance curve having a first tangent line to a portion of the curve for which the integration time approaches 0, and having a second, horizontal, tangent line of constant standard deviation corresponding to said Allan minimum value, said first and said second tangent line having an intersection point for a second particular integration time. The low frequency noise estimator (LF) estimates a low frequency noise component from the difference signal (r) and from information about the relative rotation (a) between the sensors and generates an estimated noise signal (n) indicative for the estimated value of said noise component. The low frequency noise estimator has an effective integration time that is at least two times a sample time with which the sense signals are obtained, which effective integration time is less than the smallest particular integration time of the sensors comprised in the measuring device and which effective integration time is at most two times said second integration time. 1. Measuring device for measuring a vectorial physical quantity (x) , comprising{'b': 1', '2', '1', '2, 'at least a first and a second sensor (S, S) each arranged for measuring a component of the vectorial physical quantity (x), and for generating a respective sense signal (y, y), said sense signals each including a first part indicative for the component of the measured quantity (x) and a second, noise part, said sensors having an Allan variance curve with a minimum value for a ...

INTERPOLATING A PORTION OF A SIGNAL IN RESPONSE TO A COMPONENT OF ANOTHER SIGNAL

An embodiment of an apparatus includes a first component determiner configured to determine a component of a first signal, and an interpolator configured to interpolate a portion of the second signal in response to the component of the first signal. For example, such an apparatus may include an altitude-component determiner and an interpolator. The altitude-component determiner is configured to determine an altitude component of a first signal, and the interpolator is configured to interpolate an altitude component of a second signal in response to the altitude component of the first and to interpolate an empty portion of the second signal in response to the interpolated altitude component of the second signal. 1. An apparatus , comprising:a first component determiner configured to determine a component of a first signal; andan interpolator configured to interpolate a portion of a second signal in response to the component of the first signal.2. The apparatus of wherein the component of the first signal includes an altitude-component of the first signal.3. The apparatus of wherein the component of the first signal includes an approximately zero-altitude component of the first signal.4. The apparatus of wherein the first and second signals represent a physical quantity.5. The apparatus of wherein the first and second signals represent dew point.6. The apparatus of wherein the first and second signals respectively represent dew points of first and second regions above a surface of a celestial body.7. The apparatus of wherein the first and second signals respectively represent dew points of first and second regions of an atmosphere.8. The apparatus of wherein:the first and second signals respectively include first and second digital signals; andthe interpolated portion of the second signal includes an interpolated sample of the second digital signal.9. The apparatus of wherein:the first and second signals respectively include first and second sets of values; andthe ...

Laser Measuring Device

The tool is V shaped constructed of aluminum. A ninety degree ledge is located on the bottom side extending across the center of the tool, a scribing channel located in the center of the bottom and top, two leveling screws, four ports (screws can be moved between ports) two located on the front right and left side of the laser, and two located on the right and left side on the top of the unit, three leveling vials 5/16×⅞ one located on the front right of the laser and two located on the top, left side and right side and one (line not dot) three volt brass housed infrared optic and laser diode with attached driver 635 nm 8 mm×13 mm. It is powered by two 1.5 volt batteries encased within the unit located on the top side secured with two screws, On/Off switch located on top side.

Global navigation satellite antenna systems and methods

A method for reducing multipath when determining a location of a stationary or near stationary position, includes receiving a signal from an antenna moving continuously with respect to the stationary or near stationary position, the signal including a multipath component, processing the received signal including the multipath component, wherein multipath error in the received signal is reduced during the processing and determining a location of the stationary or near stationary position based on the processed received signal with the multipath error reduced.

Construction Machine Control Method And Construction Machine Control System

A construction machine control system comprises a laser surveying instrument for projecting a laser beam in rotary irradiation at constant speed and a construction machine for operating in a photodetection range of the laser beam, and in the construction machine control system, the construction machine comprises a working mechanical unit for carrying out construction operation, a machine control device for controlling the working mechanical unit, and at least three beam detectors which are disposed at known positions with respect to a device reference position of the construction machine and have a photodetector for receiving the laser beam and a direction of the construction machine is calculated based on photodetection timing of each of the beam detectors and the machine control device controls the working mechanical unit so that direction of the construction machine is set to a condition as required based on a result of calculation. 1. A construction machine control method , comprising a step of projecting a laser beam in rotary irradiation at constant speed by a laser surveying instrument , a step of detecting said laser beam by at least three beam detectors which are installed at known positions of a construction machine operated within a photodetection range of said laser beam and have a photodetector to receive said laser beam , a step of obtaining photodetection timing of each of said beam detectors based on results of detection of said laser beam by said at least three beam detectors , and a step of calculating direction of said construction machine with respect to said laser surveying instrument based on at least three photodetection timings as obtained.2. A construction machine control method according to claim 1 , wherein a horizontal angle of each of said beam detectors with respect to said laser surveying instrument is obtained based on photodetection timing of said at least three beam detectors claim 1 , and direction of said construction machine is ...

WORKFLOW IMPROVEMENTS FOR STAKEOUT

A navigational apparatus includes a visual display, first and second imaging devices, and one or more processors. The first imaging device has an optical axis extending in a first direction and is configured to obtain first image data. The second imaging device has an optical axis extending in a second direction substantially perpendicular to the first direction and is configured to obtain second image data. When the visual display is displaying first image data, the one or more processors are configured to superimpose a first navigational graphic on the visual display overlaid on a portion of the first image data associated with the point of interest. When the visual display is displaying second image data, the one or more processors are configured to superimpose a second navigational graphic on the visual display overlaid on a portion of the second image data associated with the point of interest. 1. An apparatus configured to assist a user in navigating to and identifying a point of interest at a known position in a reference frame , comprising:a visual display configured to display image data;a first imaging device configured to obtain first image data, the first imaging device having an optical axis extending in a first direction;a second imaging device configured to obtain second image data, the second imaging device having an optical axis extending in a second direction substantially perpendicular to the first direction, wherein the first imaging device and the second imaging device are arranged such that when the apparatus is at a first position the point of interest is within a field of view of the first imaging device and outside a field of view of the second imaging device, and when the apparatus is at a second position the point of interest is outside the field of view of the first imaging device and within the field of view of the second imaging device; and determine first image coordinates of the first image data associated with a location of the point ...

LASER MARKER

A laser marker in one aspect of embodiments of the present disclosure comprises a laser light generator, a main body, and a pack attachment portion. The pack attachment portion is configured such that a battery pack, which is chargeable and dischargeable and supplies electric power to the laser light generator, is slidably attached to an outer surface of the main body. 1. A laser marker comprising:a laser light generator configured to generate at least one laser light; an outer surface; and', 'at least one laser light passing portion that allows passage of the at least one laser light from an inside to an outside of the main body; and, 'a main body that accommodates therein the laser light generator, the main body comprisinga pack attachment portion configured such that a battery pack, which is chargeable and dischargeable and supplies electric power to the laser light generator, is slidably attached to the outer surface of the main body.2. The laser marker according to claim 1 ,wherein the pack attachment portion comprises at least one slide rail provided on the outer surface of the main body, andwherein the at least one slide rail is configured such that the battery pack is attached to the pack attachment portion by sliding the battery pack along the at least one slide rail.3. The laser marker according to claim 2 ,wherein the at least one slide rail comprises a pair of parallel slide rails.4. The laser marker according to claim 1 ,wherein the main body has a columnar shape extending in an axial direction about a central axis extending in a vertical direction.5. The laser marker according to claim 4 ,wherein the outer surface comprises a side face extending in the axial direction, andwherein the pack attachment portion is provided on the side face.6. The laser marker according to claim 1 ,wherein the battery pack has a shape in which a maximum vertical dimension is smaller than a maximum horizontal dimension in a state where the battery pack is attached to the ...

Surveying device comprising height measuring system and method for measuring a height

A surveying device for determining the position of a target, comprising a means for orienting a target axis of the surveying device towards the target point, an angle-measuring functionality for the highly precise detection of the orientation of the target axis, and evaluation means for data storage, a height measuring system for determining a height of the surveying device above the ground by means of triangulation, wherein the height measuring system comprises at least one laser plummet for emitting a laser beam along a standing axis of the surveying device onto a ground point, and a detection unit comprising a line sensor for detecting a diffuse backscattering of the laser beam, and wherein the height measuring system for determining a height of the surveying device above the ground point is designed based on a position of the diffuse backscattering on the line sensor.

Method and system for monitoring a building structure

A system for monitoring a building structure is described. The system comprises a laser source which emits an infrared radiation and an interferometric arrangement which divides the radiation into an object beam and a reference beam. The object beam irradiates the building structure and is scattered by it, while the reference beam interferes with the scattered object beam so as to create a hologram of the building. The system also comprises a sensor which detects a sequence of holograms and a processing unit which reconstructs the evolution in time of deformations or displacements of the building by numerically processing the sequence of holograms. The system—being based on digital holography—offers various advantages compared to known monitoring techniques, for example techniques which make use of seismometers (possibility of remote monitoring, substantial space-time continuity of the monitoring, capacity for detecting a wider range of deformations and displacements).

SURVEY SYSTEM AND METHOD FOR IDENTIFYING TARGET

A survey system includes a survey device and a target. The survey device includes a main body rotatable around a vertical axis, a telescope supported by the main body and rotatable around a horizontal axis, a wide angle imaging unit having a second angle of view wider than a first angle of view of the telescope, and a target identification unit configured to identify a target image. The target image is identified based on a differential image between a first image captured by the wide angle imaging unit during an on-period with laser light emitted from an emission unit and a second image captured during an off-period in which laser light is not emitted from the emission unit. The target image is quickly identified even when the target is significantly separated in the horizontal direction from a position directly in front of the survey device. 1. A survey system comprising:a survey device; anda target to be collimated by the survey device, a main body rotatable around a vertical axis;', 'a telescope supported by the main body and rotatable around a horizontal axis;', 'an imaging unit having a second angle of view wider than a first angle of view of the telescope; and', 'a target identification unit configured to identify, based on an image captured by the imaging unit, a target image in the image,, 'wherein the survey device includesthe target includes an emission unit configured to emit laser light, andthe target identification unit is configured to identify the target image, based on a first differential image between a first image and a second image, the first image being captured by the imaging unit during an on-period in which the laser light is emitted from the emission unit, and the second image being captured by the imaging unit during an off-period in which the laser light is not emitted from the emission unit.2. The survey system according to claim 1 ,wherein the emission unit is configured to perform continuous scanning, in the vertical direction, with a ...

Optical Assembly Comprising a Conical Mirror

An optical assembly is disclosed. The optical assembly includes a collimating lens which collimates a divergent laser beam. A conical mirror has a reflecting cover surface and deforms a laser beam, which propogates in the direction of the conical axis, into an annular beam in a propogation plane perpendicular to the conical axis. An optics carrier has a first carrier element on which the collimating lens is fixed and a second carrier element on which the conical mirror is fixed. A connection device has at least one connection element which connects the first and second carrier elements to one another. The at least one connection element is arranged askew to the conical axis of the conical mirror. 18.-. (canceled)9. An optical assembly , comprising:a collimation lens, wherein the collimation lens collimates a laser beam to form a collimated laser beam;a conical mirror with a reflecting exterior surface, wherein the conical mirror converts the collimated laser beam, which propagates in a direction of a conical axis of the conical mirror, into an annular beam and deflects the annular beam to propagate in a propagation plane that is perpendicular to the conical axis;an optics carrier with a first carrier element, wherein the collimation lens is fixed to the first carrier element, and with a second carrier element, wherein the conical mirror is fixed to the second carrier element; anda connection device with at least one connection element, wherein the at least one connection element connects the first carrier element and the second carrier element to each other;wherein the at least one connection element is disposed askew to the conical axis of the conical mirror.10. The optical assembly according to claim 9 , wherein the connection device has a number of 2n of connection elements where n≧1 claim 9 , wherein n connection elements are descending connection elements and n connection elements are ascending connection elements claim 9 , and wherein the descending and the ...

Self-Leveling Multi-Line Laser Device

A self-leveling multi-line laser device is disclosed. The multi-line laser device includes at least two laser beams and at least two reflecting cones, wherein the cone axes of the reflecting cones are perpendicular to each other and each of the laser beams can be directed, preferably eccentrically, parallel to the axis of one of the reflecting cones against the tip of said reflecting cone. With the multi-line laser device, at least two projectable laser lines can be generated. 1. A self-leveling multi-line laser device comprising:three laser beams generated by at least one laser beam source; andthree reflective cones,wherein cone axes of the reflective cones are perpendicular to one another and each of the laser beams is configured to be directed parallel to the axis of a respective reflective cone of the three reflective cones against the vertex of said respective reflective cone, as a result of which three projectable laser lines are generated.2. The self-leveling multi-line laser device as claimed in claim 1 , wherein the reflective cones have at least partial areas of a lateral surface of a right circular cone having a cone aperture angle of 90°.3. The self-leveling multi-line laser device as claimed in claim 1 , wherein at least one of the three reflective cones has non-reflective partial areas.4. The self-leveling multi-line laser device as claimed in claim 1 , wherein at least one laser beam of the three laser beams is generated by a laser diode as the laser beam source and is configured to be collimated by at least one of a collimating optical element and a collimator lens.5. The self-leveling multi-line laser device as claimed in claim 4 , wherein:at least one laser beam of the three laser beams includes an elliptical beam cross section generated by the laser diode,the center axis of the elliptical beam cross section has a parallel offset relative to the cone axis and is spaced apart from the cone axis in the direction of the short semiaxes of the ...

DISTANCE MEASURING DEVICE AND METHOD OF MEASURING DISTANCE BY USING THE SAME

Provided is a distance measuring device and a method of measuring a distance. The distance measuring device detects light reflected by an object, generates an electrical signal based on the detected light, detects whether the electrical signal is saturated or not by comparing the electrical signal with a reference value, controls a magnitude of the electrical signal based on whether the signal is saturated, and calculates a distance to the object using the electrical signal. 1. A distance measuring device comprising:a light receiver configured to detect light reflected by an object and to output an electrical signal based on the detected light;a peak detector configured to detect a peak from the electrical signal;a saturation detector configured to compare the electrical signal with a reference value and thereby detect whether the electrical signal is saturated or not saturated and output a saturation detection result; anda processor configured to measure a distance to the object by using the peak and to control a magnitude of the electrical signal based on at least one of the detected peak, the saturation detection result, and a measured distance to the object.2. The distance measuring device of claim 1 , wherein the processor is further configured to decrease the magnitude of the electrical signal when the magnitude of the electrical signal is greater than a reference value.3. The distance measuring device of claim 1 , wherein the light receiver comprises a light detector that detects light while a bias voltage is applied thereto.4. The distance measuring device of claim 3 , wherein the processor is further configured to control the magnitude of the electrical signal by controlling the bias voltage.5. The distance measuring device of claim 4 , wherein the magnitude of the electrical signal is proportional to the magnitude of the bias voltage.6. The distance measuring device of claim 3 , wherein the light detector comprises at least one of an avalanche photodiode ( ...

SURVEYING INSTRUMENT FOR SCANNING AN OBJECT AND IMAGE ACQUISTION OF THE OBJECT

A surveying device including a base defining a base axis (A), a support structure defining a rotation axis (B), a light emitting unit, a light receiving unit detecting reflected measuring light, and a rotation unit including a rotation body including at least one scanning mirror arranged tilted relative to the rotation axis (B) and a curved deflecting element different from the scanning surface. The surveying device also includes an imaging unit including a camera sensor which is fixedly arranged so that an optical axis of the camera sensor is directed towards the rotation body, such that only in a predetermined imaging-alignment of the rotation body around the rotation axis (B) the optical axis of the at least one camera sensor is deflected by the curved deflecting element by a desired angle and direction so that the field of view comprises a defined field angle around the rotation axis (B). 1. A surveying device comprising:a base which defines a base axis (A);a support structure rotatable around the base axis (A) and which defines a rotation axis (B) which is oriented basically orthogonal relative to the base axis (A);a light emitting unit for emitting measuring light;a light receiving unit comprising a detector for detecting reflected measuring light; at least one slanted scanning surface which includes a scanning mirror arranged tilted relative to the rotation axis (B) and provides defined deflection of the measuring light, and', 'a curved deflecting element different from the scanning surface,, 'a rotation unit mounted on the support structure for providing emission and reception of the reflected measuring light in defined directions, wherein the rotation unit comprises a rotation body which is mounted rotatable around the rotation axis (B) and the rotation body comprisesan imaging unit including at least one camera sensor for capturing image data of a scanning region and is fixedly arranged with respect to the support structure such that an optical axis of the ...

Marker and Marker Manufacturing Method

Provided are a marker that enables, within a smaller area size, measurement of the position or the attitude of an object, and a marker manufacturing method. The marker is provided with a variable moire pattern that includes a striped pattern which is formed on a two-dimensional plane and a lens array in which a plurality of lenses are arranged on the two-dimensional plane on which the striped pattern is formed. 1. A marker , comprising:a stripe pattern formed on a two-dimensional plane shape; anda lens array in which a plurality of lenses are arranged on the two-dimensional plane including the stripe pattern.2. The marker according to claim 1 , wherein the stripe pattern is parallel to the arrangement of the plurality of lenses.3. The marker according to claim 1 , wherein the stripe pattern is obliquely intersect with the arrangement of the plurality of lenses.4. The marker according to claim 1 , wherein the two-dimensional plane has an oblong shape claim 1 , and further comprising:a first marker in which a long side of the oblong shape is provided in a first direction; anda second marker in which the long side is provided in a second direction orthogonal to the first direction.5. The marker according to claim 4 , wherein the first marker and the second marker are provided along two adjacent sides constituting a rectangular shape.6. The marker according to claim 1 , wherein the two-dimensional plane has an oblong shape claim 1 , and further comprising:a first marker in which the stripe pattern is parallel to the arrangement of the plurality of lenses in the short side direction of the oblong shape; anda second marker in which the stripe pattern is allowed to obliquely intersect with the arrangement of the plurality of lenses in the long side direction of the oblong shape,wherein the first marker and the second marker are provided so that the corresponding long sides are positioned on the same line or on parallel lines.7. The marker according to claim 6 , wherein: ...

Systems and methods for mapping an environment

A method for mapping an environment by an electronic device is described. The method includes obtaining a set of sensor measurements. The method also includes determining a set of voxel occupancy probability distributions respectively corresponding to a set of voxels based on the set of sensor measurements. Each of the voxel occupancy probability distributions represents a probability of occupancy of a voxel over a range of occupation densities. The range includes partial occupation densities.

Leveling Base, Surveying Instrument And Surveying System

A leveling base includes the leveling base including a pedestal, a leveling plate provided to the pedestal via leveling screws such that the leveling is enabled, and a prism unit including a prism having retroreflective characteristics. The prism unit is provided on the leveling plate, the prism unit retro-reflects a light beam entering from a vertically lower side by the prism, a lower through-hole through which a light beam which enters/is reflected to the prism penetrates is provided in the pedestal, and an attachment/detachment portion which enables the attachment/detachment of a predetermined measuring device is provided on an upper surface of the leveling plate. 1. A leveling base comprising a pedestal , a leveling plate provided to said pedestal via leveling screws , and a prism unit including a prism with retroreflective characteristics , wherein said prism unit is provided on said leveling plate , said prism unit retro-reflects a light beam entering from a vertically lower side by said prism , said pedestal having a lower through-hole which an incident light beam to said prism and a reflected light beam from said prism pass through , and an attachment/detachment portion , which is provided on an upper surface of said leveling plate , enables a measuring device to be attached to/to be detached from.2. The leveling base according to claim 1 , wherein an upper through-hole which is concentric with said lower through-hole is provided in said leveling base claim 1 , and said prism unit is configured to be attachable to and detachable from said upper through-hole from above.3. The leveling base according to claim 1 , wherein a horizontal through-hole is provided in said leveling base from the horizontal direction claim 1 , said prism unit is attachable to and detachable from said horizontal through-hole from the horizontal direction claim 1 , and said prism is provided at a tip Portion of said prism unit.4. The leveling base according to claim 1 , wherein a ...

SURVEYING SYSTEM, STAKING ASSISTANCE METHOD, AND STORAGE MEDIUM STORING STAKING ASSISTANCE PROGRAM

A surveying system including a surveying device and a terminal device for assisting in placement of a staking tool. The surveying system further includes: a design information acquisition unit for acquiring design information including a designed slope; a surveying information acquisition unit for transmitting surveying information to a terminal device; a current state estimation unit for calculating an estimated altitude of a current ground in accordance with the surveying information; an intersection calculation unit for calculating a coordinate of an intersection between the current ground and the designed slope based on the estimated altitude of the current ground and the design information; a stake shape determination unit for determining a shape of a stake to be placed; and a stake shape information unit for causing the terminal device to inform of the shape of the stake determined by the stake shape determination unit. 1. A surveying system for assisting placement of a staking tool including a picket , a crossbeam , and a slope beam , the surveying system comprising , in addition to a surveying device and a terminal device:a design information acquisition unit configured to acquire design information including a designed slope;a surveying information acquisition unit configured to transmit, to the terminal device, surveying information on surveying by the surveying device;a current state estimation unit configured to calculate an estimated altitude of a current ground in accordance with the surveying information received by the terminal device;an intersection calculation unit configured to calculate a coordinate of an intersection between the current ground and the designed slope based on the estimated altitude of the current ground and the design information including the designed slope;a stake shape determination unit configured to determine a shape of a stake to be placed, based on the surveying information and the coordinate of the intersection; anda ...

TWO WAY OMNIDIRECTIONAL LENS

An omnidirectional lens is disclosed of the type which captures light from virtually all angles of incidence, and also emits light in all directions. Embodiments are specifically disclosed as a two-way lens that receives light beams from all directions of the compass and directs those light beams to a photosensor. The same two-way lens acts in a “beacon mode” to produce light beams from one or more LEDs, and to emit such light beams (again) in all directions of the compass. The emitted light beams can also be used to signal various functions as visible signals to users on a jobsite. 1. An omnidirectional lens , comprising:(a) a light-conductive first portion;(b) a light-conductive second portion, wherein said first portion is mounted adjacent to said second portion;(c) said first portion being substantially cylindrical in shape, having a first outer perimeter, said first portion having a first surface that faces toward and is proximal to said second portion, and said first portion having a second surface that faces away from and is distal to said second portion; and(d) said second portion being generally cylindrical in shape at a second outer perimeter that is proximal to said first portion, said second portion having a generally conical third surface that is proximal to said first portion, and said second portion having a fourth surface that faces away from and is distal to said first portion, said fourth surface forming a protrusion extending to a distal end;(e) wherein: said first outer perimeter exhibits a textured surface finish.2. The omnidirectional lens of claim 1 , wherein:(a) said fourth surface includes a sloped portion that extends away from said protrusion; and(b) said fourth surface exhibits a substantially smooth surface finish.3. The omnidirectional lens of claim 1 , wherein:(b) said first surface exhibits a substantially smooth surface finish;(a) said second surface exhibits a textured surface finish; and(c) said third surface exhibits a ...

POSITIONING DEVICE AND POSITIONING METHOD, COLOR FILM COATING MACHINE

The present disclosure provides a positioning device, including a laser projector, and a servo system for driving the laser projector and collecting a coordinate data. The present disclosure further provides a positioning method and a color film coating machine, including a warehouse and a marble platform arranged in the warehouse, wherein further includes a positioning device, the positioning device includes a laser projector and a servo system for driving the laser projector and collecting a coordinate data, a projection direction of the laser projector is opposite to a surface of the marble platform. Compared with the prior art, by knowing the current position of the laser projector to output the corresponding coordinates, the corresponding target foreign objects can be quickly found on the marble platform according to the coordinates, cleared in time, the inspection time is saved, and the product yield is improved. 1. A positioning device , comprising a laser projector , and a servo system for driving the laser projector and collecting a coordinate data.2. The positioning device according to claim 1 , wherein the servo system comprises at least two servo motors for driving the laser projector to rotate spherical coordinates and a servo driver connected with the servo motor for controlling a rotation angle of the servo motor and an output of the coordinate data claim 1 , one of the two servo motors is configured to drive the laser projector for rotating in a horizontal direction while the other servo motor is configured to drive the laser projector for rotating in a vertical direction claim 1 , the servo motor for driving the laser projector to rotate in the vertical direction is fixed on an output shaft of the servo motor for driving the laser projector to rotate in the horizontal direction claim 1 , the laser projector is fixed on the output shaft of the servo motor for driving the laser projector to rotate in the vertical direction.3. The positioning device ...

THREE-DIMENSIONAL SURVEY APPARATUS, THREE-DIMENSIONAL SURVEY METHOD, AND THREE-DIMENSIONAL SURVEY PROGRAM

A three-dimensional survey apparatus includes a collimating ranging unit, a scanner unit, and a control calculation portion. The control calculation portion stores coordinates of a machine reference point of the collimating ranging unit and a direction of a reference collimation of a telescope portion, stores first point group data, stores a direction of a first collimation of the telescope portion oriented from the movement source position toward a movement destination position, stores a direction of a second collimation of the telescope portion oriented from the movement destination position toward the movement source position and a movement distance, calculates and stores coordinates of the machine reference point at the movement destination position with the survey start position as a reference based on the direction of the first collimation, the direction of the second collimation, and the movement distance, and stores second point group data. 1. A three-dimensional survey apparatus which acquires three-dimensional data of a measurement object , the three-dimensional survey apparatus comprising:a collimating ranging unit which irradiates the measurement object with first ranging light by collimation of a telescope portion to measure a distance to the measurement object and to detect a direction of the collimation;a scanner unit which is integrally provided with the collimating ranging unit and rotatably provided relative to the collimating ranging unit and which acquires point group data with respect to the measurement object by performing rotational irradiation with second ranging light to measure a distance to the measurement object and to detect an irradiation direction of the second ranging light; and 'the control calculation portion stores coordinates of a machine reference point of the collimating ranging unit and a direction of a reference collimation of the telescope portion by a backsight at a survey start position, stores first point group data ...

SURVEYING APPARATUS

A surveying apparatus has a combined structure of a total station and a laser scanner. The surveying apparatus includes a point cloud data acquiring unit, an abnormal part detecting unit, an abnormal part position acquiring unit, and an automatic sighting controller. The point cloud data acquiring unit acquires first point cloud data and second point cloud data obtained by laser scanning that is performed on an object to be inspected at a time interval. The abnormal part detecting unit calculates a difference between the first and second point cloud data to detect a part of the object to be inspected, at which position information varies, as a detailed-inspection target part. The abnormal part position acquiring unit acquires a position of the detailed-inspection target part. The automatic sighting controller controls to make the total station sight the detailed-inspection target part, based on the position of the detailed-inspection target part. 1. A surveying apparatus having a combined structure of a total station and a laser scanner , relationships of exterior orientation parameters between the total station and the laser scanner being known in advance , acquire first point cloud data and second point cloud data that are obtained by laser scanning, the laser scanning being performed on an object to be inspected at a time interval by the laser scanner;', 'calculate a difference between the first point cloud data and the second point cloud data to detect a part of the object to be inspected, at which position information varies, as a detailed-inspection target part;', 'acquire a position of the detailed-inspection target part; and', 'control to make the total station sight the detailed-inspection target part, on a basis of the position of the detailed-inspection target part., 'the surveying apparatus comprising a processor or circuitry, the processor or circuitry configured to2. The surveying apparatus according to claim 1 , wherein the total station includes a ...

Method for providing target point candidates for selecting a target point

Method for providing target point candidates forming a candidate set for selecting a target point from the candidate set by means of a geodetic measuring device. The measuring device is coarsely oriented toward the target point, and an image is recorded in the sighting direction. A search process for certain target object candidates in the recorded image is performed by means of image processing and wherein at least one respective point representing the target object candidate is associated with each of the target object candidates as a target point candidate. Candidates are associated with a candidate set. respective weight values are derived according to at least one value of a predetermined target point property of the candidates and associated with the target point candidates. The target point candidates from the candidate set are each provided together with respective information representing the weight value associated with the target point candidate.

POSITIONING APPARATUS, IN PARTICULAR FOR ADJUSTING LENSES OR LENS SYSTEM IN OPTICAL DEVICES

The invention relates to a positioning apparatus, comprising a rotatable spindle, a sliding member, wherein a spindle counter segment of the sliding member is displaced along the spindle when the spindle rotates, a first guide for the sliding member, which interacts with a first guide counter segment of the sliding member and, in the process, leaves the sliding member with a linear mobility along the first guide axis and a pivotability about the first guide axis, and a second guide for the sliding member, which interacts with a second guide counter segment of the sliding member and, in the process, restricts the pivotability of the sliding member about the first guide axis. 115-. (canceled)16. A positioning apparatus , comprisinga rotatable spindle,a sliding member to be positioned along a positioning axis, wherein a spindle counter segment of the sliding member and the spindle are arranged relative to one another and cooperatively matched to one another in such a way that—if there is a contact force acting relatively between the spindle counter segment and the spindle against one another—the spindle counter segment is displaced along the spindle when the spindle rotates,a first guide, defining a first guide axis extending parallel to the positioning axis, for the sliding member, wherein the first guide and a first guide counter segment of the sliding member are arranged relative to one another and cooperatively matched to one another in such a way that the sliding member is guided along the first guide axis and a linear mobility along the first guide axis and a pivotability about the first guide axis remain for the sliding member,a second guide for the sliding member, comprising a second guide element extending parallel to the positioning axis, wherein the second guide element and a second guide counter segment of the sliding member are arranged relative to one another and cooperatively matched to one another in such a way that, if a contact force, against the ...

MEASURING DEVICE HAVING A FUNCTION FOR CALIBRATING A DISPLAY IMAGE POSITION OF AN ELECTRONIC RETICLE

Some embodiments of the invention relate to a measuring device, in particular a video theodolite or video tachymeter. The measuring device may include a base, a support, a telescope optics having a lens, a physical target marking, an eyepiece, and a camera. The measuring device may also include an evaluation and control unit containing stored calibration parameters with respect to an image position indicating the target direction as target image position in the captured image, and a display for displaying a captured image having marking for the target image position. In some embodiments, a function may be included to respect and/or restore. In some embodiments, the function may be in form of an application on the user-device interface that can be called up. 115-. (canceled)16. A surveying device , comprising:a base;a support, which is pivotable in relation to the base about a first axis; an objective,', 'a physical targeting marking defining a targeting direction,', 'an ocular, and', 'a camera for recording an image through the objective;, 'a targeting unit, which is pivotable in relation to the support about a second axis, having telescope optics defining an optical beam path having'}goniometers for measuring pivot positions of the support and the targeting unit;an analysis and control unit, which contains stored calibration parameters with respect to an image position indicating the targeting direction in the recorded image as the targeting image position; anda display screen for displaying a recorded image with marking for the targeting image position,wherein a partially automatic function for checking and/or recalibrating the targeting image position,wherein a sequence is defined for the function and corresponding items of sequence information are stored for this purpose in the analysis and control unit, during which sequence targeting actions of an identical target are successively performed at least once using the physical targeting marking and at least once ...

GEOLOCATION USING HIGH ORDER STATISTICS

A specific emitter identification (SEI) method and apparatus is capable of identifying and tracking objects within a geographical area of interest wherein the system and method has not been preprogrammed to look for particular signals. The system and method receives all of the emitted electromagnetic signals emitted from area of interest. The system and method next performs high order statistical analysis on the received signals and determines which signals emanate from possible targets of interest and which likely emanate from background clutter/noise by comparing the relative degrees of Gaussianness of the signals (for example using entropy measurements). The least Gaussian signals are deemed to likely be signals from potential targets of interest while those which are more Gaussian are deemed to be likely from background clutter or noise. 1. A method of identifying objects based on emitted signals , said method comprising the acts of:scanning an area of interest for detecting all signal emissions;performing a high order statistical analysis on all said detected signal emissions discovered during said scanning act, said performed high order statistical analysis configured for determining the level of Gaussianness of each said signal emission, to distinguish between objects of interest and clutter noise; andfor each signal emission determined to be non or less Gaussian, providing an indication that each said signal emission is emanating from a potential target of interest.27-. (canceled)8. A method for determining a location of an object of interest located at one of a plurality of potential locations in a field of view , wherein each of said potential locations in the field exhibits a level of non-Gaussian and Gaussian emissions comparatively varying with respect to the other of said potential locations from a least level to a greatest level , said method comprising the steps of:performing a higher level statistical analysis to measure the levels of the non- ...

Laser Emitter with a Modular Storage Unit

Various aspects of a laser level interfacing with a modular storage system are shown. The laser level couples to a storage unit and/or a stand that itself couples to the storage unit. The stand extends past the front of the storage unit and permits the laser level to emit line in the downward direction. 1. A modular storage system comprising: a top surface; and', 'a plurality of coupling mechanisms located along the top surface; and, 'a storage unit comprisinga laser level comprising a coupling mechanism that detachably engages with one or more of the plurality of coupling mechanisms of the storage unit.2. The modular storage system of claim 1 , further comprising: a bottom surface; and', 'a stand coupling mechanism located along the bottom surface, the stand coupling mechanism detachably engages with at least one of the plurality of coupling mechanisms of the storage unit;, 'a stand comprisingwherein the stand is coupled to the storage unit via engagement of the stand coupling mechanism with the at least one of the plurality of coupling mechanisms of the storage unit and the laser level is detachably coupled to the storage unit via being directly detachably coupled to the stand.3. The modular storage system of claim 2 , the storage unit comprises a front surface claim 2 , and the stand comprises a front surface that extends past the front surface of the storage unit.4. The modular storage system of claim 3 , wherein the storage unit comprises:a housing defining the front surface of the storage unit; anda top panel pivotably coupled to the housing, the top panel comprising a front surface, wherein the front surface of the top panel pivotably rotates away from the front surface of the housing as the top panel moves from a closed position to an open position.5. The modular storage system of claim 3 , wherein the laser level projects a light downward in front of the front surface of the storage unit when the laser level is coupled to the stand and the stand is coupled ...

SIX DEGREE-OF-FREEDOM LASER TRACKER THAT COOPERATES WITH A REMOTE SENSOR

A coordinate measuring device includes: a light source operable to emit a first light, the first light being visible light having a first wavelength; a fiber launch operable to receive the first light through a first optical fiber, to launch the first light into free space, and to collimate the launched first light into a first beam of light having a diameter_defined by the fiber launch, the first beam of light operable to leave the coordinate measuring device absent an intervening beam expander, the fiber launch being further coupled through the first optical fiber to a distance meter operable to measure a first distance to a retroreflector illuminated by the first beam of light; a first motor and a second motor operable to direct the first beam of light to a first direction, the first direction determined by a first angle of rotation about a first axis and a second angle of rotation about a second axis, the first angle of rotation produced by the first motor and the second angle of rotation produced by the second motor; a first angle measuring device operable to measure the first angle of rotation and a second angle measuring device operable to measure the second angle of rotation; and, a processor operable to determine three-dimensional (3D) coordinates of the target based at least in part on the measured first angle of rotation, the measured second angle of rotation, and the measured first distance. 1. A coordinate measuring device comprising:a light source operable to emit a first light, the first light being visible light having a first wavelength;a fiber launch operable to receive the first light through a first optical fiber, to launch the first light into free space, and to collimate the launched first light into a first beam of light having a diameter defined by the fiber launch, the first beam of light operable to leave the coordinate measuring device absent an intervening beam expander, the fiber launch being further coupled through the first optical ...

METHOD AND SYSTEM FOR DETERMINING POSITION AND ORIENTATION OF A MEASURING INSTRUMENT

A method for determining position and orientation of a first measuring instrument is disclosed. A second MI and at least one reflective target including a retroreflector unit are arranged in the vicinity of the first MI. At least one imaging module is arranged in the first MI for determining orientation thereof. The at least one imaging module in the first MI can be used in a similar manner as a tracker unit of an optical total station, by way of detecting optical radiation emitted from the second MI and reflected by the at least one TGT. 139-. (canceled)40. A method for determining orientation of a geodetic instrument , said method comprising:causing at least one imaging module of the geodetic instrument to capture at least one image;producing an image representation of said at least one image;detecting in the image representation identifying means of a target and a measuring instrument;processing the image representation for determining angular information of the measuring instrument and/or the target with respect to at least one axis;receiving signals indicating distances and angles from the measuring instrument to the geodetic instrument and to the target; andestimating orientation of the geodetic instrument based on said angle and distance to the measuring instrument and/or the target, respectively, in relation to the geodetic instrument, and the angular information.41. The method of claim 40 , wherein processing the image representation comprises estimating at least one angle between the measuring instrument and the at least one target with respect to the at least one axis claim 40 , wherein the angular information includes the estimated at least one angle.42. The method of claim 40 , wherein processing the image representation comprises estimating at least one angle by determining claim 40 , on the image representation claim 40 , a distance between the measuring instrument and the at least one target claim 40 , a distance between the measuring instrument and ...

ASSISTED 3D SCENE COMPARISON

Methods and systems for inspection, safety assurance, tracking, and/or as-built comparison use an imaging tool to acquire imaging data of a scene. The imaging data is processed to create a three-dimensional representation of the scene. Radio frequency (RF) data is received from an RF tag using an RF reader. The RF tag is associated with an object within the scene. The object in the three-dimensional representation of the scene is identified based on the RF data and compared to a model of the object. 17.-. (canceled)8. A method of collecting information for inspection , safety assurance , tracking , and/or as-built comparison , the method comprising:acquiring imaging data of a scene using an imaging tool;creating a three-dimensional representation of the scene based on the imaging data;receiving radio frequency (RF) data stored in an RF tag using an RF reader, wherein the RF tag is associated with an object within the scene;identifying the object in the three-dimensional representation of the scene based on the RF data; andcomparing the object in the three-dimensional representation to a model of the object.9. The method of further comprising identifying differences between the object as built in the three-dimensional representation and the model.10. The method of claim 8 , wherein the method is performed for an inspection.11. The method of claim 8 , wherein the method is performed for safety assurance.12. The method of claim 8 , wherein the method is performed for asset management.13. The method of claim 8 , wherein the model represents a desired configuration of the scene.14. The method of claim 8 , wherein the object is fixed.15. The method of claim 8 , wherein the RF tag is a passive RFID tag.16. The method of claim 8 , wherein acquiring imaging data comprises multiple scans by the imaging tool and a time delay between the multiple scans.17. A system for collecting information for inspection claim 8 , safety assurance claim 8 , tracking claim 8 , and/or as-built ...

LASER LEVEL

A laser level including a control mechanism housing which houses a control mechanism, the control mechanism including at least a top surface and a bottom surface. A protective structure extends from the control mechanism housing configured to protect the control mechanism from impact and including an upper structure which extends from a top surface of the control mechanism housing and a lower structure which extends from a bottom surface of the control mechanism housing. 1. A laser level , comprising:a control mechanism housing;a protective structure extending from the control mechanism housing, the protective structure configured to protect the control mechanism housing from impact; anda laser projector, the laser projector disposed at a first surface of the control mechanism housing and projecting a laser beam;wherein the protective structure comprises a plurality of legs and at least one flange;wherein the plurality of legs project from the control mechanism housing to create spaces between the control mechanism housing and the at least one flange, andwherein the at least one flange extends above the laser projector.2. The laser level of claim 1 , wherein the laser level is a rotary laser level.3. The laser level of claim 1 , further comprising a control mechanism claim 1 , the control mechanism including at least one lens and a laser diode.4. The laser level of claim 3 , wherein the control mechanism includes a controller.5. The laser level of claim 1 , wherein the control mechanism housing has a substantially cubical shape.6. The laser level of claim 1 , wherein the laser level is configured to be positioned on a flat surface in at least six distinct orientations.7. The laser level of claim 6 , wherein claim 6 , when the laser level is positioned on the flat surface in each of the at least six distinct orientations claim 6 , only the protective structure contacts the flat surface.8. The laser level of claim 1 , wherein the plurality of legs are made of a ...

CONTROL SYSTEM FOR WORK VEHICLE, CONTROL METHOD, AND WORK VEHICLE

A controller is configured to acquire current terrain information indicating the current terrain in the travel direction of a work vehicle. the controller is configured to generate an inclined virtual surface extending form the current position of the work vehicle. The controller is configured to decide the soil volume of the current terrain located above the virtual surface. The controller is configured to set the virtual surface in which the soil volume of the current terrain becomes a predetermined target soil volume to be a virtual design surface. The controller is configured to generate a command signal to a work implement of the work vehicle to move the work implement along the virtual design surface. 1. A control system for a work vehicle , the system comprising: acquire current terrain information indicating a current terrain in a travel direction of the work vehicle,', 'generate an inclined virtual surface extending from a current position of the work vehicle,', 'decide a soil volume of the current terrain located above the virtual surface,', 'set the virtual surface in which the soil volume of the current terrain becomes a predetermined target soil volume to be a virtual design surface, and', 'generate a command signal to a work implement of the work vehicle to move the work implement along the virtual design surface., 'a controller configured to'}2. The control system for a work vehicle according to claim 1 , whereinthe controller is further configured to decide an inclination angle of the virtual surface so that the soil volume between the current terrain and the virtual surface located below the current terrain becomes the target soil volume.3. The control system for a work vehicle according to claim 2 , wherein decide an inclination angle and height of the current terrain from the current terrain information, and', 'decide the inclination angle of the virtual surface from the inclination angle of the current terrain, the height of the current terrain, ...

Control system for work vehicle, control method, and work vehicle

A terrain information acquisition device acquires terrain information about a work site. A controller is configured to decide an inclination angle of the current terrain along a travel direction of the work vehicle from the terrain information. The controller is configured to decide a virtual design surface that is inclined at an inclination angle smaller than the inclination angle of the current terrain. The controller is configured to generate a command signal to a work implement of the work vehicle to move the work implement along the inclined virtual design surface.

CONTROL SYSTEM FOR WORK VEHICLE, CONTROL METHOD, AND WORK VEHICLE

A current terrain acquisition device acquires current terrain information indicating the current terrain to be worked. A controller is configured to decide a virtual design surface that is located below the current terrain and has an inclination angle. The controller is configured to generate a command signal to the work implement of the work vehicle to move the work implement along the virtual design surface. The controller is configured to update the current terrain information with the current terrain acquisition device as the movement proceeds, and change the inclination angle with the updated current terrain information. 1. A control system for a work vehicle , the system comprising:a current terrain acquisition device that acquires current terrain information indicating a current terrain to be worked; and decide a virtual design surface located below the current terrain, the virtual design surface having an inclination angle,', 'generate a command signal to a work implement of the work vehicle to move the work implement along the virtual design surface,', 'update the current terrain information with the current terrain acquisition device as movement proceeds, and', 'modify the inclination angle according to the updated current terrain information., 'a controller configured to'}2. The control system for a work vehicle according to claim 1 , whereinthe controller is further configured to decide the virtual design surface to decrease the inclination angle gradually, by repeatedly updating the current terrain and deciding the virtual design surface.3. The control system for a work vehicle according to claim 2 , whereinthe controller is further configured to decide the inclination angle of the virtual design surface to be equal to or greater than a predetermined lower limit value.4. The control system for a work vehicle according to claim 3 , whereinthe current terrain information includes height of the current terrain from a current position of the work vehicle to ...

CONTROL SYSTEM FOR WORK VEHICLE, CONTROL METHOD, AND WORK VEHICLE

A current terrain acquisition device acquires current terrain information indicating a current terrain to be worked. A controller is configured to generate an inclined virtual surface extending from a current position of the work vehicle. The controller is configured to decide an estimated held soil volume of a work implement of the work vehicle when the work implement is moved along the virtual surface in the current terrain. The controller is configured to decide whether the estimated held soil volume has reached a predetermined held soil volume threshold. The controller is configured to set the virtual surface extending from the current position of the work vehicle when the estimated held soil volume has reached the held soil volume threshold as a first virtual design surface, and generate a command signal to the work implement to move the work implement along the virtual design surface. 1. A control system for a work vehicle , the system comprising:a current terrain acquisition device that acquires current terrain information indicating a current terrain to be worked; and generate an inclined virtual surface extending from a current position of the work vehicle,', 'decide an estimated held soil volume of a work implement of the work vehicle when the work implement is moved along the virtual surface in the current terrain,', 'decide whether the estimated held soil volume reaches a predetermined held soil volume threshold, and', 'set the virtual surface extending from the current position of the work vehicle when the estimated held soil volume reaches the held soil volume threshold as a first virtual design surface, and generate a command signal to the work implement to move the work implement along the first virtual design surface., 'a controller configured to'}2. The control system for a work vehicle according to claim 1 , whereinthe held soil volume threshold when the current terrain is an uphill slope is different from the held soil volume threshold when the ...

LEVEL APPARATUS

A multipurpose, non-fluid, electronic level mechanism featuring an inhibitor, and emitter and a receiver. The inhibitor is mounted from the inhibitor bracket and in operation blocks a laser from the emitter to the receiver, unless the device is at a level position on a selected surface. If the device is at a level position on the selected surface, the laser from the emitter passes through an aperture in the inhibitor and is receiver by the receiver, which indicates that the device is level on the exterior of the device's body. 1. An electronic level mechanism comprising:a device housing;an inhibitor housing;an inhibitor;an emitter; anda receiver, wherein the inhibitor housing, emitter and receiver are located inside the device housing.2. The electronic level mechanism of wherein the inhibitor is mounted to and extends from the inhibitor housing claim 1 , and wherein the inhibitor is located between the emitter and the receiver.3. The electronic level mechanism of wherein the inhibitor comprises a substantially flat member comprising a set of apertures.4. The electric level mechanism of wherein the set of apertures are orientated to allow at least one beam to pass through the inhibitor when the device is level at a set of preprogrammed desired angles.5. The electronic level mechanism of wherein the emitter emits a laser beam.6. The electronic level mechanism of further comprising a hanging mechanism wherein the inhibitor hangs from the upper portion of the by a hanging mechanism.7. The electronic level mechanism of wherein the hanging mechanism comprises a set of pivot points.8. The electronic level mechanism of wherein the hanging mechanism is constrained and thus comprises a set of at least two degrees of adjustment.9. The electronic level mechanism of wherein the upper portion of the inhibitor housing comprises an aperture for mounting of the hanging mechanism.10. The electronic level mechanism of wherein the upper portion of the inhibitor housing comprises an ...

SYSTEM FOR QUICKLY DETECTING TUNNEL DEFORMATION

The present invention relates to a system for quickly detecting tunnel deformation, comprising a rail walking mechanism () disposed on a subway rail, and an acquisition system () disposed on the rail walking mechanism (); wherein the rail walking mechanism () is a T-shaped walking platform, comprising a cross shaft (), a longitudinal shaft () and a stand column (); the cross shaft () and the longitudinal shaft () are connected to form the T-shaped platform; tread wheels () are disposed at the bottom of the T-shaped platform; one end of the stand column () is vertically connected with the cross shaft (), and the other end of the stand column is used for configuring an operating platform () of the acquisition system (); the acquisition system () comprises a fractional laser structured light source (), industrial focus-fixed cameras () and a computer; and the computer is connected with the industrial focus-fixed cameras (). Compared with the prior art, the quick detection device can effectively solve the problem of detecting cross section deformation of tunnels, the problem of transforming many different local coordinate systems to a global coordinate system, and the problem of unstable test data caused by movements. 1. A system for quickly detecting tunnel deformation , comprising:{'b': '1', 'a rail walking mechanism (), disposed on a subway rail;'}{'b': 2', '1, 'an acquisition system (), disposed on the rail walking mechanism ();'}{'b': 1', '11', '12', '13', '11', '12', '16', '13', '11', '14', '2, 'characterized in that, the rail walking mechanism () is a T-shaped walking platform, comprising a cross shaft (), a longitudinal shaft () and a stand column (); the cross shaft () and the longitudinal shaft () are connected to form the T-shaped platform; tread wheels () are disposed at the bottom of the T-shaped platform; one end of the stand column () is vertically connected with the cross shaft (), and the other end of the stand column is used for configuring an ...

Laser scanning systems and methods

A three-dimensional scanner uses a rotatable mounting structure to secure a laser line source in a manner that permits rotation of a projected laser line about an axis of the laser, along with movement of the laser through an arc in order to conveniently position and orient the resulting laser line. Where the laser scanner uses a turntable or the like, a progressive calibration scheme may be employed with a calibration fixture to calibrate a camera, a turntable, and a laser for coordinated use as a three-dimensional scanner. Finally, parameters for a scan may be automatically created to control, e.g., laser intensity and camera exposure based on characteristics of a scan subject such as surface characteristics or color gradient.

Total station with gnss device

The present disclosure relates generally to a portable Global Navigation Satellite System (GNSS). An exemplary surveying system comprises: a total station; a GNSS device; a coupling mechanism for coupling the GNSS device with the total station; wherein the system is configured to: determine, based on one or more outputs from the GNSS device, whether a set of GNSS signals is available; in accordance with a determination that the set of GNSS signals is available, determine a position of a point based on the set of GNSS signals; in accordance with a determination that the set of GNSS signals is not available, automatically determine a position of the point based on an angular measurement and a distance measurement with respect to the point obtained by the total station.

Robotic Laser Pointer Apparatus and Methods

A robotic laser-pointing apparatus has an instrument center, a first rotation axis, a second rotation axis, and a pointing axis, with the first rotation axis, the second rotation axis and the pointing axis in a known relationship to the instrument center. A laser source provides a pointing-laser beam along the pointing axis. A pointing drive system aims the laser beam by rotating the pointing axis about the instrument center in response to a pointing-direction control. Focusing optics having a focusing-optics drive serve to focus the pointing-laser beam in response to a focusing-optics control. A processor, responsive to target-position information, generates the pointing-direction control and the focusing-optics control. Some embodiments include an electronic-distance-measurement system having a measurement beam. Some embodiments provide for compensation of aiming errors of the pointing-laser beam and the measurement beam.

Cross Line Laser

A cross line laser () comprises a shell and a hanging system (). The hanging system has two laser modules () arranged oppositely on a same plane. Each laser module comprises a laser device (), a collimation device (), and a cylindrical lens (). The cylindrical lens has a high refraction index. Lasers emitted by the laser device passes through the collimation device and are incident on the cylindrical lens, and are split by the cylindrical lens to form laser rays with a diffusion angle approximately larger than 180 degrees. Horizontal laser rays generated by the two laser modules intersect with each other, so as to form laser rays with a diffusion angle of 360 degrees. 1. A cross line laser comprises a shell and a hanging system , characterized in that , the hanging system has two laser modules arranged oppositely on a same plane , each laser module comprises:a laser device, a collimation device, and a cylindrical lens;the cylindrical lens has a high refraction index;lasers emitted by the laser device pass through the collimation device and are incident on the cylindrical lens, and are split by the cylindrical lens to form laser rays with a diffusion angle approximately larger than 180 degrees;horizontal laser rays generated by the two laser modules intersect with each other, so as to form laser rays with a diffusion angle of 360 degrees.2. The cross line laser according to claim 1 , characterized in that claim 1 ,the laser modules further comprise a lens cone successively housing the laser device, the collimation device and the cylindrical lens.3. The cross line laser according to claim 2 , characterized in that claim 2 ,the laser modules further comprise a laser base housed in the lens cone for clamping the laser device.4. The cross line laser according to claim 2 , characterized in that claim 2 ,the collimation device further comprises a pressing ring and a lens module.5. The cross line laser according to claim 2 , characterized in that claim 2 ,the laser modules ...

SURVEYING INSTRUMENT

A surveying instrument includes a main body including a base and a pedestal rotating in a horizontal direction relative to the base, and a cover member which covers the main body, wherein the pedestal is provided with a support member which supports a lens barrel of a ranging optical system to be rotatable in a vertical direction, and the cover member covers the support member of the pedestal, the lens barrel, and a guide light irradiation unit which irradiates with guide light indicating a collimation direction of the main body to an operator. 1. A surveying instrument , comprising:a main body including a base and a pedestal rotating in a horizontal direction relative to the base, anda cover member which covers the main body, whereinthe pedestal is provided with a support member which supports a lens barrel of a ranging optical system to be rotatable in a vertical direction, andthe cover member covers the support member of the pedestal, the lens barrel, and a guide light irradiation unit which irradiates with guide light indicating a collimation direction of the main body to an operator.2. The surveying instrument according to claim 1 , wherein the cover member includes an opening into which the pedestal is fitted and a cover which covers the guide light irradiation unit. The present application is based on and claims priority from Japanese Patent Application No. 2013-173521, filed on Aug. 23, 2013, the disclosure of which is hereby incorporated by reference in its entirety.1. Field of the InventionThe present invention relates to a surveying instrument including a guide light optical system which irradiates with guide light.2. Description of the Related ArtA surveying instrument provided with a guide light irradiation unit which irradiates with guide light indicating a collimation direction of a surveying instrument to an operator is conventionally known (refer to, for example, JP2012-202821A).Such a surveying instrument includes a base and a pedestal rotating in ...

DRIVE SYSTEM IN A GEODETIC MEASUREMENT INSTRUMENT

A geodetic surveying instrument to move a measurement light beam into a desired measurement direction in space, comprising at least one movement axis which is motorized, providing a positioning of the measurement direction of the geodetic surveying instrument, and an instrument-encoder at the movement axis configured for deriving the measurement direction as a measurement value of the geodetic surveying instrument. The geodetic surveying instrument comprises a transmission link of the movement axis of the geodetic surveying instrument to a motor axis of a stepper motor, which transmission link is configured with a gear reduction and a slipping clutch arrangement, and wherein the stepper motor comprises a rotational motor-encoder on its motor-axis and is driven by a motor controller that provides a field oriented control of phase currents of the stepper motor, which field orientation is derived based on the rotational motor-encoder. 1. A geodetic surveying instrument , configured to move a measurement light beam into a desired measurement direction in space , the geodetic surveying instrument comprising:at least one movement axis which is motorized for providing a positioning of the measurement direction of the geodetic surveying instrument;an instrument-encoder at the movement axis configured for deriving the measurement direction as a measurement value of the geodetic surveying instrument; anda transmission link of the movement axis of the geodetic surveying instrument to a motor axis of a stepper motor,wherein the transmission link is configured with a gear reduction and a slipping clutch arrangement, andwherein the stepper motor comprises a rotational motor-encoder on its motor-axis and is driven by a motor controller that provides a field oriented control of phase currents of the stepper motor, which field orientation is derived based on the rotational motor-encoder.2. The geodetic surveying instrument according to claim 1 , wherein the gear reduction is ...

GEODETIC SYSTEM

A target of a geodetic system based on global and local identification references. The target comprises a light emitter (LE) for emitting n predetermined modulated light patterns (MLPs) permanently assigned to one of m (m>n) global identification reference (GIR). The target transmits or receives data based on the assigned GIR. The geodetic system further comprises a geodetic surveying instrument comprising an optical sensor (OS) receives the MLPs and digitizes them using a fast sampling analogue-to-digital converter (ADC). A computing system selects one of the targets or receives a selection of the at least one target assigned to a selected GIR. One of n local identification references (LIRs) is temporarily assigned to the selected GIR. The light emitter of the selected target is directed to emit an MLP corresponding with the assigned LIR. Thus, by detection of the assigned LIR, the selected target is identified. 1. A geodetic system comprising:a geodetic surveying instrument, at least one target comprising a light emitter (LE) configured for emitting any of n predetermined modulated light patterns (MLPs), being permanently assigned to one of m global identification reference (GIR), wherein m>n, and configured for transmitting or receiving data based on the GIR to which it is assigned, the geodetic surveying instrument comprising:an optical sensor (OS) configured for receiving the MLPs,an analogue-to-digital converter (ADC) configured for converting any of the MLPs into digitised signals; and transmitting or receiving data based on a GIR,', 'receiving data based on the digitised signals,', 'selecting one of the at least one target or receiving a selection of one of the at least one target, the selected target being assigned to a selected GIR,', 'temporarily assigning to the selected GIR one of n local identification references (LIRs), wherein each of the n LIRs is corresponding with one of the n MLPs,', 'directing the light emitter of the selected target to emit an ...

METHOD AND DEVICE FOR PROJECT LAYOUT USING LEVEL LASER LINES PROJECTED ONTO WORK SURFACE

A method and device for locating layout points on a work surface using a laser level located away from the work surface to project one or more visible laser lines onto the work surface and one or more portable devices removably attached to the work surface along the level laser lines projected onto the work surface. 1. A method for locating layout points on a work surface comprising:removably attaching a portable device on the work surface over a datum point;leveling the portable device horizontally and vertically;locating a laser level away from the work surface so that the laser level projects one or more laser lines onto the work surface and one or more of the projected laser lines passes through the center of the portable device;removably attaching an end of a measuring device at the center of the portable device and using the measuring device to determine and mark a layout point along the projected laser lines on the work surface; andcontinuing to measure distances from the center of the portable device until all layout points have been determined and marked.2. A method for locating layout points on a work surface using a plurality of portable devices comprising:removably attaching a first portable device on the work surface over a first datum point;leveling the first portable device horizontally and vertically;locating a laser level away from the work surface so that the laser level projects one or more laser lines onto the work surface and one or more of the projected laser lines passes through the center of the first portable device;removably attaching an end of a measuring device at the center of the portable device and using the measuring device to determine and mark second datum point and a third datum point along the projected laser line on the work surface;removably attaching a second portable device and a third portable device over the second and third datum points on the work surface;leveling the second portable and the third portable device ...

SITE SURVEYING

Systems, methods, and devices for site surveying are described herein. For example, one or more embodiments include receiving a map associated with a site, identifying a number of points on the map associated with the site with a computing device, determining a distance between the number of points based on data associated with a camera in communication with the computing device, and calibrating a length between the number of points on the map with the determined distance. 1. A method for site surveying , comprising:receiving a map associated with a site;identifying a number of points on the map associated with the site with a computing device;determining a distance between the number of points based on data associated with a camera in communication with the computing device; andcalibrating a length between the number of points on the map with the determined distance.2. The method of claim 1 , wherein the method includes:placing the camera at a first point;focusing on a second point with the camera; andcollecting the data associated with the camera while focusing on the second point.3. The method of claim 2 , wherein determining the distance between the number of points with the camera includes determining the distance between the number of points based on the data associated with the camera while focusing on the second point.4. The method of claim 3 , wherein the data associated with the camera includes at least one of focal data associated with the camera claim 3 , an angle of the camera claim 3 , a location of the camera claim 3 , a height of the camera above ground level claim 3 , and directional data associated with the camera.5. The method of claim 1 , wherein the method includes calibrating a remaining portion of the map based on the calibrated length between the number of points on the map.6. The method of claim 1 , wherein receiving a map associated with the site includes receiving a map associated with the site that is generated by the computing device.76. ...

Stud mapping and layout method

In a method of establishing the location of a pair construction points for a stud in a building, the points are defined by x and y coordinates. A beam of laser light is used to determine a z coordinate of each of the pair of construction points on surfaces of the building. The construction points are established by directing a beam of laser light toward defined x and y coordinate locations and establishing the z coordinate location of the construction points on building surfaces that have the defined x and y coordinates.

REFERENCE SYSTEMS FOR INDICATING SLOPE AND ALIGNMENT AND RELATED DEVICES, SYSTEMS, AND METHODS

A reference system configured in accordance with a particular embodiment includes a light-emitting device having a first light emitter, a second light emitter, and a housing. The housing includes a base operably connected to the first and second light emitters. The first light emitter is configured to emit a planar light region having a vertical orientation. The second light emitter is configured to emit an indicator light beam. A slope of the indicator light beam is adjustable to change a position of the indicator light beam within a vertical adjustment field. The system further includes a controller configured to cause the first and second light emitters to rotate in concert relative to the base about a vertical axis so as to rotationally reposition the planar light region and the indicator light beam in response to a detected misalignment of the planar light region. 115-. (canceled)16. A method , comprising:emitting a planar light region from a light-emitting device, the planar light region having a vertical orientation;adjusting an alignment of the planar light region to move the planar light region to an aligned state;emitting an indicator light beam from the light-emitting device;adjusting a slope of the indicator light beam to move the indicator light beam to a selected slope;detecting a misaligned state of the planar light region using a detector after the planar light region moves to the aligned state;automatically rotationally repositioning the planar light region in concert with the indicator light beam about a vertical axis after detecting the misaligned state;detecting a return of the planar light region to the aligned state; andautomatically ceasing the rotational repositioning after detecting the return of the planar light region to the aligned state.17. The method of wherein:emitting the planar light region includes emitting the planar light region using a first light emitter of the light-emitting device;emitting the indicator light beam includes ...

AUTOMATED LAYOUT AND POINT TRANSFER SYSTEM

A two-dimension layout system identifies points and their coordinates, and transfers identified points on a solid surface to other surfaces in a vertical direction. Two leveling laser light transmitters are used with a remote unit to control certain functions. The laser transmitters rotate about the azimuth, and emit vertical (plumb) laser planes. After being set up using benchmark points, the projected lines of the laser planes will intersect on the floor of a jobsite at any point of interest in a virtual floor plan, under control of a user with the remote unit. An “active target” can be used to more automatically create benchmarks. A laser distance meter can be installed on base units to automatically scan a room or a wall to determine certain key features. 1. A layout and point transfer system , comprising:(a) a first laser controller, including a rotatable first laser light transmitter that emits a first laser light plane, a first communications circuit, and a first processing circuit; and(b) a second laser controller, including a rotatable second laser light transmitter that emits a second laser light plane, a second communications circuit, and a second processing circuit;(c) a computerized active target, including an omni-directional laser light sensor, a third communications circuit, and a third processing circuit;wherein:(d) said computerized active target is configured to send instructions to said first laser controller and said second laser controller to control aiming of said first and second laser light transmitters so that said first and second laser light planes both become aimed at said omni-directional laser light sensor, for establishing a position of said computerized active target as a benchmark for use by said system.2. The system of claim 1 , wherein:(a) said first and second processing circuits are configured to register locations of said first and second laser controllers on a physical jobsite surface with respect to at least two benchmark ...

GENERATON OF MAP DATA

A measurement instrument, i.e. a mobile body, measures distances between a current position of the mobile body and obstacles in the environment of the mobile body by: a) taking at least N measurements of distances between the mobile body and the obstacles, by consecutive angular steps of A/N (A is a predetermined angular sector), and combining the distances with the respective angular steps in order to establish map data; b) moving the mobile body and repeating step a) for a new current position of the mobile body; and c) simultaneously determining, according to the distances measured for each angular step of the current position of step b) and the preceding position of step a), the current position of the mobile body in step b) on the map relative to the initial position thereof in step a), and new data of the map. 1. A method for generating cartographic data , in which at least one , mobile , measurement instrument is designed to measure distances between a current position of the mobile and obstacles in an environment of the mobile , the method comprising the steps:a) performing at least N measurements of distances between the mobile and obstacles in said environment, by successive angular intervals of A/N each, where A is a predetermined angular sector defining at least partially said environment of the mobile, and associating said distances with the respective angular intervals in a work memory, to establish map data,b) displacing the mobile and repeating step a) for a new current position of the mobile, and the current position of the mobile in step b), on said map, with respect to its initial position in step a), and', 'new data of said map,, 'c) determining, as a function of the distances measured for each angular interval of the current position of step b) and of the previous position of step a), at one and the same time a function of global distance between the mobile and the obstacles, with respect to the map determined in step a), is determined, and', 'a ...

TOTAL STATION OR THEODOLITE HAVING SCANNING FUNCTIONALITY AND SETTABLE RECEVING RANGES OF THE RECEIVER

A total station or a theodolite includes scanning functionality for optical surveying of an environment, in which the total station or the theodolite is configured such that direction-dependent active acquisition regions of the receiver are defined depending on the transmission direction of the transmitted radiation to adapt the receiver surface mechanically and/or electronically to a varying imaging position of the received radiation on the overall detector surface. 1. A total station or theodolite for acquiring a position of a target , comprising:a radiation source for generating a transmitted radiation,a base,a support, which is fastened on the base so it is rotatable about a first axis of rotation, an exit optical unit for emitting a distance measuring beam provided by at least a part of the transmitted radiation and defining a targeting axis,', 'a settable beam deflection element, which is configured to deflect the distance measuring beam in such a manner that the targeting axis is variable in a defined manner in relation to the carrier by means of actuation of the beam deflection element, and', 'a receiver comprising an overall detector surface, wherein the receiver is configured to acquire distance measurement data based on at least a part of the returning distance measuring beam incident on the receiver, referred to as received radiation,, 'a carrier, which is fastened on the support so it is rotatable about a second axis of rotation, which is substantially orthogonal to the first axis of rotation, wherein the carrier hasa support angle encoder for acquiring first angle data with respect to a rotation of the support about the first axis of rotation,a carrier angle encoder for acquiring second angle data with respect to a rotation of the carrier about the second axis of rotation,an angle determining unit for acquiring third angle data with respect to the alignment of the targeting axis in relation to the carrier, anda computer unit, which is configured to ...

STRUCTURE FOR APPLYING PRE-LOAD TO ROLLING BEARING AND THREE-DIMENSIONAL SURVEY DEVICE HAVING THE SAME

A structure applies a pre-load to a rolling bearing, which makes pre-load control easier than heretofore and enables low cost production. A pre-load applying structure is configured to apply a pre-load to a bearing of a scanning part of a three-dimensional survey device. The three-dimensional survey device includes the bearing having an inner ring to which a vertically rotating shaft is fixed, a scanning mirror attached to the vertically rotating shaft, and a motor for rotationally driving the vertically driving shaft. The pre-load applying structure has a sleeve that engages with an outer ring of the bearing, a plate spring that detachably engages with the sleeve and is fastened to a housing body with a screw, and a ring that detachably join the sleeve and the plate spring. The plate spring applies the pre-load to the outer ring via the sleeve by elastic deforming. 1. A structure for applying a pre-load to a rolling bearing of a rotational mirror driving unit ,the rotational mirror driving unit including the rolling bearing, a mirror, and a rotational driving part, the rolling bearing having an outer ring and an inner ring to which a first rotating shaft is fixed, the mirror constituting an optical system and being attached to the first rotating shaft, and the rotational driving part configured to rotationally drive the first rotating shaft,the structure comprising:an engaging member that engages with the outer ring;a plate spring that detachably engages with the engaging member and that has a fastening part to be fixed to a fixing member; anda joining member that detachably joins the engaging member and the plate spring,wherein in a condition in which the fastening part of the plate spring is fastened to the fixing member by a fastening member, the plate spring elastically deforms, and the elasticity of the plate spring applies a pre-load to the outer ring via the engaging member.2. The structure for applying the pre-load to the rolling bearing according to claim ...

Targeting Assembly

A targeting assembly includes a pipe that is installed in a construction environment. A housing is structured to be coupled to the pipe. A level is coupled to the housing so the level indicates an inclination of the pipe. A laser is coupled to the housing so the laser directs a laser beam toward a wall. The laser beam indicates a location that the pipe will penetrate the wall. An actuator is coupled to the housing. The actuator is electrically coupled to the laser so the actuator selectively actuates the laser. 1. A targeting assembly comprising:a pipe being installed in a construction environment;a housing structured to be coupled to said pipe;a level coupled to said housing such that said level indicates an inclination of said pipe;a laser coupled to said housing such that said laser directs a laser beam toward a wall wherein said laser beam indicates a location that said pipe will penetrate the wall; andan actuator coupled to said housing, said actuator being electrically coupled to said laser such that said actuator selectively actuates said laser.2. The assembly according to claim 1 , further comprising said housing having an outer wall extending between a first end and a second end of said housing claim 1 , said first and second ends of said housing being open.3. The assembly according to claim 1 , further comprising a dome having a first coupler coupled to and extending away from a bottom side of said dome.4. The assembly according to claim 3 , further comprising an outer surface of said first coupler being threaded.5. The assembly according to claim 3 , further comprising:said housing having a second end; andsaid outer surface of said first coupler threadably engaging an inner surface of said outer wall of said housing second such that said bottom side of said dome abuts said second end of said housing.6. The assembly according to claim 1 , further comprising said level being coupled to an outer surface of said outer wall of said housing.7. The assembly ...

LASER LEVEL

A laser level including a control mechanism housing which houses a control mechanism, the control mechanism including at least a top surface and a bottom surface. A protective structure extends from the control mechanism housing configured to protect the control mechanism from impact and including an upper structure which extends from a top surface of the control mechanism housing and a lower structure which extends from a bottom surface of the control mechanism housing. 1. A laser level comprising:a mechanism housing;a laser projector which projects a laser beam onto a surface;a first protective structure, the first protective structure comprising a plurality of first legs and a plurality of first flanges;a second protective structure, the second protective structure comprising a plurality of second legs and a plurality of second flanges;wherein the plurality of first flanges form a first end of the laser level; andwherein the plurality of second flanges form a second end of the laser level.2. The laser level of claim 1 , wherein the first end of the laser level is opposite the second end of the laser level.3. The laser level of claim 1 , wherein the plurality of first flanges extends above the laser projector at least when the plurality of second flanges are positioned on a flat surface.4. The laser level of claim 1 , wherein the laser level is a rotary laser level.5. The laser level of claim 1 , further comprising a control mechanism claim 1 , the control mechanism including at least one lens and a laser diode.6. The laser level of claim 5 , wherein the control mechanism includes a controller.7. The laser level of claim 6 , wherein the control mechanism housing has a substantially cubical shape.8. The laser level of claim 1 , wherein the plurality of first legs are made of a different material than the plurality of first flanges.9. The laser level of claim 1 , wherein the plurality of second legs are made of a different material than the plurality of second ...

Direction Detecting Apparatus And Surveying System

A direction detecting apparatus provided at a known position from a lower end of a supporting pole, comprising an image pickup device with an optical axis orthogonal to an axis of the supporting pole and an arithmetic processing part for calculating based on an image from the image pickup device, wherein the image pickup device acquires an image so as to include an object for which a direction is to be detected, wherein the arithmetic processing part calculates and detects a direction and a tilt of the object from a relation between a position of the object in the image and an optical axis of the image pickup device.

LASER LEVEL PENDULUM ARREST

A laser generating device including a housing and a laser module assembly. The laser module assembly is at least partially housed in the housing. The laser module includes a pendulum assembly which rotates under the effects of gravity and a laser module on the pendulum assembly. The laser module includes a laser generator which generates a laser beam. The laser generating device also includes a pendulum lock which is movable from an unlocked position to a locked position. When the pendulum lock is in the locked position, it prevents the pendulum assembly from rotating. A sensor is provided to detect a freefall condition. The pendulum lock moves from the unlocked position to the locked position when the sensor detects the freefall condition. 1. A laser generating device , comprising:a housing;a laser module assembly, the laser module assembly at least partially housed in the housing, the laser module assembly including a pendulum assembly configured to rotate under the effects of gravity and a laser module on the pendulum assembly;wherein the laser module includes a laser generator, the laser generator generating a laser beam;a pendulum lock movable from an unlocked position to a locked position, wherein when the pendulum lock is in the locked position it prevents the pendulum assembly from rotating;a sensor configured to detect a freefall condition;wherein the pendulum lock moves from the unlocked position to the locked position when the sensor detects the freefall condition.2. The laser generating device of claim 1 , further comprising a lock actuator claim 1 , the lock actuator being movable from a blocking position to a release position.3. The laser generating device of claim 1 , wherein in the blocking position claim 1 , the lock actuator blocks the pendulum lock from moving to the locked position.4. The laser generating device of claim 1 , wherein in the release position claim 1 , the lock actuator allows the pendulum to move to the locked position.5. The laser ...

SURVEYING SYSTEM AND AUXILIARY MEASURING INSTRUMENT

A method comprising: setting up a stationary surveying device at a first known positioning in a surrounding area of the object; retrieving from a memory a set of object points of an object to be surveyed and/or to be marked; surveying and/or marking from a first positioning object points of the set of object points that can be surveyed and/or can be marked from the first positioning by means of the free beam, on the basis of a target direction; ascertaining missing object points of a set of object points; relocating the surveying device to a second, unknown positioning in the surrounding area of the object; automatically determining a second positioning by the surveying device on the basis of the knowledge of the first positioning, so that the second positioning is known; surveying and/or marking missing object points by means of the free beam from the second positioning. 1. A method for surveying and/or marking points on an object on the basis of planned positions for purposes of constructional activities , with the steps of{'claim-text': ['a base,', 'a targeting unit, in particular a telescopic sight, which defines a target direction (x) and can be pivoted with respect to the base about at least one axis (y, z), in particular two axes orthogonal to one another,', 'a beam source, in particular a laser source, for generating radiation and also an optical unit for emitting the radiation as a free beam in the target direction, wherein the free beam serves for surveying and/or marking object points,', 'at least one angle meter and also an angle-measuring functionality for measuring the target direction (x), and', 'a controller with single-point determining functionality,', 'a memory, in which input or surveyed positions can be stored, in particular as part of a plan of a building or room,'], '#text': 'setting up a stationary surveying device at a first known positioning in a surrounding area of the object, wherein the surveying device has'}retrieving from the memory a ...

THREE-DIMENSIONAL SURVEY APPARATUS, THREE-DIMENSIONAL SURVEY METHOD, AND THREE-DIMENSIONAL SURVEY PROGRAM

To provide a three-dimensional survey apparatus, a three-dimensional survey method, and a three-dimensional survey program which are capable of suppressing an occurrence of a data-deficient part. A three-dimensional survey apparatus includes a collimating ranging unit, a scanner unit, and a control calculation portion. If there is a data-deficient part where three-dimensional data is not acquired among a measurement object when the scanner unit acquires point cloud data, the control calculation portion executes control to replenish the three-dimensional data related to the data-deficient part having been acquired by the collimating ranging unit to the point cloud data having been acquired by the scanner unit. 1. A three-dimensional survey apparatus that acquires three-dimensional data of a measurement object , the three-dimensional survey apparatus comprising:a collimating ranging unit which irradiates the measurement object with first ranging light by collimation of a telescope portion and which, based on first reflected ranging light that is reflection of the first ranging light by the measurement object, measures a distance to the measurement object and detects a direction of the collimation;a scanner unit which is integrally provided with the collimating ranging unit and rotatingly emits second ranging light and which, based on second reflected ranging light that is reflection of the second ranging light by the measurement object, measures a distance to the measurement object and detects an emission direction of the second ranging light to acquire point cloud data related to the measurement object; and 'the control calculation portion executes, if there is a data-deficient part of which the three-dimensional data is not acquired among the measurement object when the scanner unit acquires the point cloud data, control to replenish the three-dimensional data related to the data-deficient part having been acquired by the collimating ranging unit to the point cloud ...

SURVEY POLE WITH INDICIA FOR AUTOMATIC TRACKING

A surveying system includes a cylindrical survey pole having a visual pattern at the top end thereof. The visual pattern can include two or more circumferential stripes. The survey pole is used with a total station including an optical sensor, a laser module, and one or more motors configured to reposition the optical sensor. The optical sensor receives visual data that is used to detect the visual pattern on the pole. The optical sensor can be repositioned based on the detected visual pattern. The distance between the total station and the pole is then measured. 1. A surveying system , comprising:a survey pole comprising a visual pattern, wherein the visual pattern is placed over a surface of the survey pole and spans across a circumference of the survey pole; an optical sensor,', 'a laser module,', receive, via the optical sensor, visual data;', 'detect an appearance of the visual pattern in the visual data;', 'reposition, via the one or more motors, the optical sensor based on the detected appearance of the visual pattern; and', 'measure, via the laser module, a distance between the total station and the visual pattern., 'one or more motors configured to reposition the optical sensor of the total station, wherein the total station is configured to], 'a total station, comprising2. The system of claim 1 , wherein the pattern comprises a plurality of horizontal bands.3. The system of claim 1 , wherein the visual data comprises one or more images.4. The system of claim 1 , wherein repositioning the optical sensor comprises repositioning the optical sensor such that the visual pattern would appear at the center of the visual data.5. The system of claim 1 , wherein the visual data is a first visual data claim 1 , wherein the total station is further configured to:after receiving the first visual data, receive, via the optical sensor, a second visual data;detect an appearance of the visual pattern in the second visual data; andreposition the optical sensor based on the ...

LASER MEASURING SYSTEM

The invention discloses a laser collimation-measuring system. The laser collimation-measuring system includes a first laser source () and further includes a second laser source () and a light combining device (), wherein the first laser source () and the second laser source () respectively emit first laser () and second laser () to the light combining device (); third laser () and fourth laser () are respectively generated after the first laser () and the second laser () pass through the light combining device (); and the third laser () partially overlaps the fourth laser (). In the prior art, single laser source emits laser to measure collimation, which brings the problem that since the laser emitted from the single laser source is elliptic, an error may occur often due to non-uniformity of two sides of the laser during collimation measurement; in addition, the laser emitted from the single laser source has low intensity and is prone to interference. By the above technical solution, the light intensity of the laser may be enhanced, thereby making the two sides of the laser uniform and reducing collimation-measuring error on the premise of ensuring that the laser is not prone to interference. 1. A laser collimation-measuring system , comprisinga first laser source, andfurther comprising a second laser source and a light combining device, whereinthe first laser source and the second laser source respectively emit first laser and second laser to the light combining device; third laser and fourth laser are respectively generated after the first laser and the second laser pass through the light combining device; andthe third laser partially overlaps the fourth laser.2. The laser collimation-measuring system according to claim 1 , whereinThe light combining device is internally provided with at least a first reflector and a second reflector,the first reflector and the second reflector being parallel to each other.3. The laser collimation-measuring system according to ...

SURVEYING AND TARGET TRACKING BY A NETWORK OF SURVEY DEVICES

A survey device includes a dual-axis position encoder, a video camera coupled, a laser rangefinder, a wireless transceiver, and a processor. The processor is configured to autonomously orient the video camera via the dual-axis position encoder, autonomously identify other survey devices and a target that are within a line-of-sight field-of-view of the video camera, operate the laser rangefinder to determine range to the autonomously identified target and the autonomously identified other survey devices, and determining coordinates of the autonomously identified target and the autonomously identified other survey devices based on the dual-axis position encoder. 1. A survey device comprising:a dual-axis position encoder;a video camera coupled with said dual-axis position encoder;a laser rangefinder coupled with said dual-axis position encoder;a wireless transceiver; autonomously orient said video camera via said dual-axis position encoder;', 'autonomously identify other survey devices and a target that are within a line-of-sight field-of-view of said video camera;', 'operate said laser rangefinder to determine range to said autonomously identified target and said autonomously identified other survey devices; and', 'determining coordinates of said autonomously identified target and said autonomously identified other survey devices based on said dual-axis encoder., 'and a processor, said processor configured to2. The survey device of claim 1 , further comprising:a laser pointer configured to point to a location within said line-of-sight field-of-view of said video camera.3. The survey device of claim 1 , further comprising:a global positioning system configured to facilitate other survey devices to identify said survey device.4. A system comprising:a plurality of optical survey devices, wherein an optical survey device of said plurality of optical survey devices comprises:a dual-axis position encoder;a video camera coupled with said dual-axis position encoder;a laser ...

Work vehicle

A stereo camera attached to a vehicular main body has a first image pick-up portion and a second image pick-up portion. An optical axis of the first image pick-up portion and an optical axis of the second image pick-up portion are inclined toward the work implement at angles different from each other with respect to a central axis of a work implement in a plan view as a distance from the vehicular main body is greater.

NAVIGATION SYSTEMS AND METHODS

A navigation method includes imaging a first celestial object with an imaging device and calibrating the pointing of the imaging device to position of the first celestial object in the image. A second celestial object and a satellite are imaged and position of the platform determined using position of the conjunction of the second celestial object and the satellite in the image of the second celestial object and satellite. Navigation systems are also described. 1. A navigation method , comprising:imaging a first celestial object with an imaging device;calibrating pointing of the imaging device to position of the first celestial object in the image;imaging a conjunction of a second celestial object and a satellite; anddetermining position of the platform using position of the conjunction of the second celestial object and the satellite in the image of the second celestial object and the satellite.2. The navigation method as recited in claim 1 , wherein imaging the celestial scene includes imaging the celestial scene from an airborne vehicle during flight.3. The navigation method as recited in claim 1 , wherein imaging the celestial scene includes imaging the scene using electromagnetic radiation emitted or reflected from a star and/or an artificial satellite.4. The navigation method as recited in claim 1 , wherein imaging the celestial scene includes imaging the scene using illumination incident upon the imaging device and emitted or reflected from a star and/or an artificial satellite.5. The navigation method as recited in claim 1 , wherein the calibration pointing of the imaging device includes determining difference between an expected position of the first celestial object and an actual position of the first celestial object in the image.6. The navigation method as recited in claim 5 , wherein calibrating pointing of the imaging device includes in-flight calibrating pointing of the imaging device by nulling a difference between the expected position of the ...

LASER LEVEL TRACK ATTACHMENT DEVICE

In combination with a track assembly having a lower track defining a lower channel spanning a length of the lower track and defining a center plane, wherein an improvement is disclosed that includes having a laser level operably configured to emit a laser in a direction away from an laser output of the laser level in a laser emission plane and having a laser level track attachment device coupled thereto. Further, the improvement includes the laser level track attachment device having a body with a cantilever member that projects in a direction opposite to the direction in which the laser is operably configured to be emitted from the laser level and is sized and shaped to be complementarily received within the lower channel of the lower track such that the laser emission plane is substantially coplanar with the center plane of the lower channel. 1. In combination with a track assembly having a lower track with a bottom wall and two opposing sidewalls each having an upper edge , the bottom wall and the two sidewalls of the lower track defining a U-shaped lower channel spanning a length of the lower track and defining a center plane , the improvement comprising: projecting in a direction opposite to the direction in which the laser is operably configured to be emitted from the laser level;', 'sized and shaped to be complementarily received within the U-shaped lower channel of the lower track such that the laser emission plane is substantially coplanar with the center plane of the U-shaped lower channel and with a lower surface of the cantilever member interposed between the bottom wall of the lower track and the upper edges of the two sidewalls, the lower surface of the cantilever member opposing an upper surface of the body; and', 'operably configured to slidably translate within the U-shaped lower channel of the lower track, thereby enabling the laser level to translate along the lower track when the cantilever member is received within the U-shaped lower channel., ' ...

APPARATUS, SYSTEM, AND METHOD FOR AERIAL SURVEYING

There is provided an apparatus, a system, and a method for locating and marking a position on a surface during surveying. The apparatus is for use with a rotorcraft or flying machine and a positioning device, and comprises a gimbal securable to the rotorcraft or flying machine, a prism fixed to the gimbal for reflecting signals from the positioning device, the prism having a center of mass, a laser secured to the gimbal and directed away from the center of mass of the prism towards the surface, and a controller for communication with the positioning device, the controller operatively coupled to the laser to operate the laser. 1. An apparatus for use with a rotorcraft or flying machine and a positioning device , the apparatus for locating and marking a position on a surface , the apparatus comprising:a gimbal or swivel securable to the rotorcraft or flying machine;a prism fixed to the gimbal or swivel for reflecting signals from the positioning device, the prism having a center of mass;a laser secured to the gimbal or swivel and directed away from the center of mass of the prism towards the surface; anda controller for communication with the positioning device, the controller operatively coupled to the laser to operate the laser.2. The apparatus of claim 1 , wherein the prism is a 360 degree prism.3. The apparatus of claim 1 , further comprising an electronic distance measurement device (EDM) claim 1 , the laser forming part of the EDM.4. The apparatus of claim 1 , wherein the laser is adapted to project laser beams in multiple colours and/or having one or more designs or images.5. The apparatus of claim 1 , further comprising an audio device for projecting one or more audio signals claim 1 , the audio device being operatively coupled to the controller.6. An aerial device for use with a positioning device for locating and marking a position on a surface claim 1 , the aerial device comprising:a rotorcraft with primary rotary wings and a processor to control the ...

Survey Pole with Electronic Measurement and Automatic Signal Transmittal

A land surveying system for automatically measuring and transmitting caliper adjustment measurements includes a plurality of reflection targets, each having a support member including specific identification information by which the reflection target can be identified from any other reflection target. Each reflection target is length adjustable and includes an electronic caliper operable to measure a length associated with a length adjustment of the reflection target. Each reflection target is Bluetooth equipped and is to automatically transmit the measured length data point (which is received by the data collector (aka data collector). The land survey system may include a survey module (data collector) for determining a distance measurement programmed to transmit a plurality of distance-measuring signals to the plurality of reflection targets and to receive reflected signals in return and to receive the transmitted measured length data point for use with the reflected signals to determine length and angular data. 1. A land surveying system for automatically taking and transmitting length adjustment measurements , said survey apparatus comprising:a plurality of reflection targets, each of which is supported by a support member including specific identification information by which the reflection target can be identified from any other reflection target;wherein said each reflection target is length adjustable;wherein a respective one of said plurality of reflection targets includes an electronic caliper operable to measure a length data point associated with a length adjustment of said respective reflection target;wherein said respective reflection target includes a communications module in data communication with said electronic caliper and operable to automatically transmit said measured length data point; anda data collector for determining a distance measurement is programmed to transmit a plurality of distance-measuring signals to the plurality of reflection ...

Rotary laser emitting apparatus and laser measurement system

A rotary laser emitting apparatus that rotates and emits a laser beam comprises an emission-side control unit that controls an entire operation of the apparatus, a laser emitting mechanism that emits the laser beam while rotating an irradiation optical axis that is an emission direction of the laser beam, and a rotating direction detecting unit that detects a rotating direction of the irradiation optical axis. The emission-side control unit generates a rotating posture signal showing the rotating direction of the irradiation optical axis detected by the rotating direction detecting unit and drives the laser emitting mechanism for superimposing the rotating posture signal on the laser beam.

LASER SURVEYING SYSTEM

A laser surveying system includes a rotational light emitting unit to rotationally emit a laser beam, having a case and a beam emitter supported on the case with an optical axis of the laser beam rotatable relative to the case, and a light receiving unit to receive the laser beam from the rotational light emitting unit and perform surveying of a light-receiving position, wherein the laser surveying system is configured to determine whether or not the laser beam received by the light receiving unit has been properly emitted from the rotational light emitting unit on the basis of a rotational position of the optical axis of the laser beam relative to the case and an angle of site of the laser beam relative to a reference plane including the optical axis. 1. A laser surveying system comprising:a rotational light emitting unit to rotationally emit a laser beam, comprising a case and a beam emitter supported on the case with an optical axis of the laser beam rotatable relative to the case; anda light receiving unit to receive the laser beam from the rotational light emitting unit and perform surveying of a light-receiving position, whereinthe laser surveying system is configured to determine whether or not the laser beam received by the light receiving unit has been properly emitted from the rotational light emitting unit on the basis of a rotational position of the optical axis of the laser beam relative to the case and an angle of site of the laser beam relative to a reference plane including the optical axis.2. The laser surveying system according to claim 1 , whereinthe rotational light emitting unit comprises an emit-side controller to control an overall operation; andthe light receiving unit comprises a receive-side controller to control an overall operation, and to acquire the rotational position from the emit-side controller and the angle of site from the laser beam received by the light receiving unit and determine whether or not the laser beam received by the ...

Projection device for displaying construction plans

A projection device for displaying construction plans comprises a projector head having projection optics, a laser module, a first minor galvanometer redirecting incident light from the laser module toward a second minor galvanometer that redirects further the incident light toward the projection optics. A memory device stores one or more construction plans. A controller operatively connected to the laser module, the two minor galvanometers, and the memory device chooses a construction plan to be displayed from the memory device, selectively activates the laser module, and selectively causes the first and second mirror galvanometers to follow a path defined by the chosen construction plan concurrently with the selective activation of the laser module so that the incident light redirected toward the projection optics selectively forms a projection of the construction plan on a construction site.

INCREMENT MEASURING DEVICE AND PROCESS

A device for measuring an increment on a surface comprises a housing having a left light source, a right light source and center light source each configured to project a light beam onto a target surface. Each light source is independently rotatable, and in communication with a rotation measuring element configured to measure a degree of rotation of each respective light source. A computing unit is configured to receive a measured degree of rotation value from the rotation measuring element for each of the left light source and the right light source, and to calculate a rotation target value for the center light source corresponding to a desired incremental point on the target surface between a projected left light beam from the left light source and a projected right light beam from the right light source, such that the center light source can be rotated according to the rotation target value and project a center light beam at the desired incremental point. 1. A device comprising:a housing comprising a left light source, a right light source, and a center light source, each light source configured to project a light beam onto a target surface;wherein each light source is independently rotatable, and wherein each light source is in communication with a rotation measuring element configured to measure a degree of rotation of each respective light source;a computing unit configured to receive a measured degree of rotation value from the rotation measuring element for each of the left light source and the right light source, and to calculate a rotation target value for the center light source corresponding to a desired incremental point on the target surface between a projected left light beam from the left light source and a projected right light beam from the right light source, such that the center light source can be rotated according to the rotation target value and project a center light beam at the desired incremental point.2. The device of claim 1 , further ...

INTEGRATED AUTO-LEVEL AND ELECTRONIC ROD READER

An integrated auto-level and electronic rod reader is disclosed. In one embodiment, the integrated auto-level and electronic rod reader comprises a telescope and an image delivery device integrated with the auto-level which is configured for capturing an image of a standard grade rod visible through the telescope and a crosshair. Logic implemented by a processor automatically recognizes the crosshair, automatically compares the crosshair against a scale of the standard grade rod, and automatically determines an elevation of the standard grade rod based upon the comparing. 1. An integrated auto-level and electronic rod reader comprising:a telescope; andan image delivery device integrated with said auto-level and configured for capturing an image of a standard grade rod visible through said telescope and a crosshair; andlogic implemented by a processor for automatically recognizing said crosshair, and for automatically comparing said crosshair against a scale of said standard grade rod, and for automatically determining an elevation of said standard grade rod based upon said comparing.2. The auto-level of claim 1 , further comprising:a non-transitory computer readable data storage medium coupled with said processor for storing said elevation as a first reading.3. The auto-level of wherein said processor and said non-transitory computer readable data storage medium comprise components of a portable electronic device which is not originally configured to be used as a surveying device.4. The auto-level of wherein said processor and said non-transitory computer readable data storage medium comprise components of a cellular telephone.5. The auto-level of wherein said portable electronic device further comprises:a wireless communication device configured for receiving a position of said standard grade rod and wherein said logic causes said position to be automatically stored with said first reading.6. The auto-level of wherein said image delivery device further comprises:a ...