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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 51246. Отображено 100.
05-01-2012 дата публикации

Process of producing light-reflective film and light-reflective film

Номер: US20120002125A1
Автор: Kazuhiro Oki
Принадлежит: Fujifilm Corp

A process for producing a light-reflective film is disclosed. The process comprises (a) applying a curable liquid crystal composition to a first film having a thickness of d 1 ; (b) drying the applied curable liquid crystal composition to form a cholesteric liquid crystal phase; (c) carrying out a curing reaction of the curable liquid crystal composition and fixing the cholesteric liquid crystal phase to form a lower layer; (d) repeating the set of the steps (a)-(c) three or more times on the lower layer to form a light-reflective multilayer having four or more layers of a fixed cholesteric liquid crystal phase; and (e) transferring the light-reflective multilayer, formed on the first film, onto a second film having a thickness of d 2 which is smaller than d 1 ; wherein the first film, fulfilling the condition of formula (1), is used. ( d 1 ) 2 × ( Y 1 ) ( d 3 ) × ( 1 - P 1 ) ≧ 0.0002 ( 1 )

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Номер записи: 1
05-01-2012 дата публикации

Method and device for compensating for color shift as a function of angle of view

Номер: US20120002265A1
Автор: Manish Kothari
Принадлежит: Qualcomm Mems Technologies Inc

In one embodiment of the invention, a display is provided and includes a plurality of interferometric display elements. The display further includes at least one diffuser. Optical properties of the diffuser are selected to reduce color shift of the display when viewed from at least one angle.

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Номер записи: 2
05-01-2012 дата публикации

Beam combiner for use in a head-mounted display device and beam splitter

Номер: US20120002294A1
Автор: Guenter Rudolph, Hans-Juergen Dobschal, Karsten Lindig
Принадлежит: CARL ZEISS AG

A beam combiner for combining a first beam cluster with a second beam cluster that is not parallel to the first, to form a common beam cluster. The beam combiner includes a transparent body for the first beam cluster, which has a superimposition region that is encountered by the first beam cluster as it passes through the body. The superimposition region is split into a first section and a second section. Only the first section formed from interspaced reflective and/or refractive deflection elements causes a deflection of the second beam cluster by reflection and/or refraction, such that the first beam cluster forms the common beam cluster with the deflected second beam cluster once it has left the body.

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Номер записи: 3
12-01-2012 дата публикации

Composite optical film

Номер: US20120008212A1
Автор: Hsung-Hsing Wang, Jui-Kai Hu, Po-Wen Lin, Yi-Chia Wang
Принадлежит: Eternal Chemical Co Ltd

A composite optical film is provided. The composite optical film sequentially includes a substrate, a light diffusion layer, and a light-gathering layer. The light diffusion layer includes a binder and plural micro beads dispersed therein. The thickness of the light diffusion layer is 2-6 times of the average diameter of the micro beads, and the distance between adjacent micro beads is smaller than the average diameter of the micro beads. The light-gathering layer has plural light-gathering micro structures.

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Номер записи: 4
12-01-2012 дата публикации

Apparatus for fabricating light guide panel and backlight unit having the light guide panel

Номер: US20120008341A1
Автор: Gi-Bin Kim, Jae-Hyun Park, Min-Soo Park, Sun-Man Kim, Young-Sik Oh
Принадлежит: LG Display Co Ltd

The present invention relates to an apparatus for fabricating a light guide panel which can improve light efficiency and brightness, and a backlight unit having the light guide panel. The backlight unit includes a light source for generating a light, and a light guide panel for guiding the light incident thereon from the light source, the light guide panel having an upper pattern which is formed on a front side thereof for emitting the light guided thus to upward and a lower pattern which is formed on a backside thereof for reflecting or refracting the light, wherein the lower pattern of the light guide panel is formed in an intaglio pattern having a vertical angle at which two inclined planes meet, and one of the two inclined planes the light from the light source incident thereon has an angle of 45˜55°.

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Номер записи: 5
19-01-2012 дата публикации

Light harvesting system employing microstructures for efficient light trapping

Номер: US20120012741A1
Автор: Sergiy Victorovich Vasylyev
Принадлежит: Sergiy Victorovich Vasylyev

A light harvesting system employing a focusing array and a photoresponsive layer in which a plurality of microstructured areas is formed. Light received by the focusing array is injected transmissively into the photoresponsive layer through the microstructured areas. The injected light is retained in the photoresponsive layer by at least a total internal reflection and is propagated within the layer until it is substantially absorbed.

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Номер записи: 6
19-01-2012 дата публикации

Reflective optical element for euv lithography

Номер: US20120013976A1
Автор: Joern Weber
Принадлежит: CARL ZEISS SMT GMBH

A stress-reduced reflective optical element for a working wavelength in the soft X-ray and extreme ultraviolet wavelength range includes a first multilayer system ( 4 ) of at least two alternating materials ( 41, 42 ) having different real parts of the refractive index at the working wavelength on a substrate ( 2 ), which exerts a layer stress on the substrate ( 2 ), and comprising a second multilayer system ( 6 ) of at least two alternating materials ( 61, 62 ) on a substrate ( 2 ), which exerts an opposed layer stress on the substrate ( 2 ) and is arranged between the first multilayer system ( 4 ) and the substrate ( 2 ), wherein one of the materials ( 61 ) of the second multilayer system ( 6 ) is nickel-vanadium-silicon, and wherein the ratio (G) of the overall thickness of nickel-vanadium-silicon layers ( 61 ) within one period ( 60 ) of the second multilayer system ( 6 ) to the overall thickness of the period ( 60 ) of the second multilayer system ( 6 ) is at least 0.25.

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Номер записи: 7
19-01-2012 дата публикации

Light scattering sheet and method for producing the same

Номер: US20120013987A1
Автор: Kazuhiro Oki
Принадлежит: Fujifilm Corp

A light scattering sheet includes: a transparent support; and a light scattering layer on the transparent support, the light scattering layer having a phase-separated convexo-concave structure formed by spinodal decomposition of a solution containing two or more resin materials capable of phase-separation from each other are dissolved in a solvent. In the light scattering layer, the phase-separated convexo-concave structure is formed into a sea-island structure of two or more resin materials including a styrene-acrylonitrile copolymer, and a plurality of domains constituting the islands have random shapes mainly having a string shape, and a transmitted image definition measured according to JTS K 7374 using an optical comb having a width of 2.0 mm is 10% or more and less than 25%.

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Номер записи: 8
19-01-2012 дата публикации

Holographic mirror for optical interconnect signal routing

Номер: US20120014643A1
Автор: Alexandre M. Bratkovski, Michael Renne Ty Tan
Принадлежит: Hewlett Packard Development Co LP

A holographic mirror 10 for re-directing an optical signal that includes a base 14 having an outer surface 16, and a plurality of discrete nano-structures 12 formed into the outer surface of the base. Each nano-structure has an out-of-plane dimension 20 that is within an order of magnitude of one or both in-plane dimensions 22. The plurality of nano-structures are configured in a repeating pattern with a predetermined spacing 18 between nano-structures for re-directing an optical signal.

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Номер записи: 9
26-01-2012 дата публикации

Method for producing light reflective film, and light reflective film

Номер: US20120019766A1
Автор: Kazuhiro Oki, Takao Taguchi
Принадлежит: Fujifilm Corp

A light reflective film is produced by (a) forming a hard coat layer having a surface energy of less than 30 mN/m and a pencil hardness of at least 2H on a resin film, (b) applying a curable liquid crystal composition onto the surface of the opposite side, (c) drying the applied curable liquid crystal composition to be in a state of a cholesteric liquid crystal phase, (d) promoting the curing reaction to form a light reflective layer, and (e) repeating at least once the process of from (b) to (d).

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Номер записи: 10
26-01-2012 дата публикации

Rear-projection display

Номер: US20120019789A1
Автор: Karlton Powell, Prafulla Masalkar, Zhiqiang Liu
Принадлежит: Microsoft Corp

Various embodiments related to rear-projection image display are disclosed. For example, one disclosed embodiment provides a projector for projecting an image and a screen configured to display the image. The screen comprises a filter layer having a light reception side and an image display side. The filter layer includes an array of trapezoidal transmissive elements and an array of trapezoidal absorption elements, where a wider base of each of the trapezoidal transmissive elements faces the light reception side of the filter layer, and where a wider base of each of the trapezoidal absorption elements faces the image display side of the filer layer.

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Номер записи: 11
26-01-2012 дата публикации

Light diffusers and displays comprising same

Номер: US20120019900A1
Автор: Adrian Geisow, Stephen Kitson
Принадлежит: Hewlett Packard Development Co LP

A light diffuser ( 20, 46 ) includes a plurality of fiber-like features ( 24 ) disposed in a filler ( 26 ) in a two-dimensional array. The features ( 24 ) have a longitudinal axis and are substantially parallel to one another. A refractive index of the features ( 24 ) is different from a refractive index of the filler ( 26 ). The features ( 24 ) are either a polymeric solid or a liquid. The filler ( 26 ) is substantially solid when features ( 24 ) are liquid. When the features ( 24 ) are a polymeric solid, at least one feature ( 24 ) of the plurality includes at least one predetermined variation in one or both of a longitudinal cross-sectional dimension and a horizontal cross-sectional dimension.

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Номер записи: 12
02-02-2012 дата публикации

Liquid crystal display device

Номер: US20120026428A1
Автор: Akiyoshi Kanemitsu, Motohiro Yamahara, Tomonori Miyamoto
Принадлежит: Sumitomo Chemical Co Ltd

A liquid crystal display device provided with a back light device can relieve lamp images without lowering the utilization efficiency of the light emitted from the back light device. A liquid crystal display device 100 , comprising, in sequence: a back light device 2 ; a first light diffusing plate 3 ; prism sheets 4 a and 4 b ; a first polarizing plate 5 ; a liquid crystal cell 1 ; a second polarizing plate 6 ; and a second light diffusing plate 7 , wherein the first polarizing plate 5 and the second polarizing plate 6 are arranged so that absorption axes thereof are in crossed Nicol relation, wherein the first light diffusing plate 3 has a characteristic that, when parallel light is made incident from the back face of the first light diffusing plate 3 in the direction of the perpendicular of the back face, the ratio (I 20 /I 0 ) between the intensity (I 20 ) of the transmitted light emitted in the direction forming an angle of 20° with respect to the direction of the perpendicular, and the intensity (I 0 ) of the transmitted light emitted in the direction forming an angle of 0° with respect to the direction of the perpendicular is 75% or more, and the second light diffusing plate 7 has a light diffusing layer 72 comprising a translucent resin 721 and translucent fine particles 722 dispersed in the translucent resin 721.

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Номер записи: 13
02-02-2012 дата публикации

Uniform reflective light-guide apparatus with micro-structure, and backlight module and LCD device having the same

Номер: US20120026430A1
Автор: Cheng-Yu Hsieh, Hao-Xiang Lin, Jia-Jen Chen, Yan Zuo Chen, Yu-Chun TAO
Принадлежит: Entire Technology Co Ltd

A uniform reflective light-guide for accompanying an edge light source to form a backlight module for an LCD display includes a light-guiding layer and a reflective layer. The light-guiding layer further defines a light-introducing surface and a light-exiting surface. The light-introducing surface is to allow lights emitted from the edge light source to enter the light-guiding layer. The light-exiting surface perpendicular to the light-introducing surface is to allow at least a portion of the lights to leave the light-guiding layer. The reflective layer is to reflect the incident lights back to the light-guiding layer. The reflective layer and the light-guiding layer are manufactured integrally into a unique piece by a co-extrusion process so as to avoid possible existence of an air spacing in between. A reflective surface is defined to interface the reflective layer and the light-guiding layer, and a three-dimensional micro-structure is constructed on the reflective surface.

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Номер записи: 14
02-02-2012 дата публикации

Solar reflector and production method

Номер: US20120026615A1
Автор: Juan Manuel Donaire Camacho
Принадлежит: NEMATA INGENIERIA INTEGRAL SLM

A solar reflector has a base support ( 5 ) made from injected thermoplastic material 1-7 mm thick. The base support ( 5 ) has a surface on a front face having a “mirror polish” surface finish and a geometry defined by an optical function. A structure of reinforcing ribs ( 13 ) in a rear portion to provide dimensional stability and assure the geometry defined by the optical function of the surface on the front face. Fixing bushings ( 6 ) are overmolded and integrated in the base support ( 5 ) having threaded holes ( 7 ) to receive threaded bolts and allow assembly regulation by the fixing bushings ( 6 ), the threaded bolts and lock nuts. The solar reflector also has a covering of a reflective metal ( 11 ) on the front face and a layer of protective fluids ( 12 ) on the covering of the reflective metal ( 11 ).

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Номер записи: 15
01-03-2012 дата публикации

Illumination device and lens thereof

Номер: US20120051061A1
Автор: Kuo-Jui Huang, Zhi-Ting YE
Принадлежит: Wintek Corp, Wintek Technology HK Ltd

An illumination device and a lens thereof are provided. The lens includes a surrounding sidewall, a light-incident surface, a light-incident structure, and a light-emitting surface. The surrounding sidewall includes two planar portions opposite to each other and two arc-surface portions opposite to each other to surround a reference axis. The light-incident surface is located at a side of the surrounding sidewall to receive a light emitted from a point light source. The light-incident structure located on the light-incident surface includes a plurality of bar-shaped protrusions. Each bar-shaped protrusion includes a plurality of first light-diffusing surfaces not parallel to the light-incident surface. The light-emitting surface is located at the other side of the surrounding sidewall and is opposite to the light-incident surface. The light-emitting surface is substantially circular. A cross-section area of the lens gradually increases from the light-incident surface to the light-emitting surface.

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Номер записи: 16
01-03-2012 дата публикации

Light diffusing element and light guide for endoscopes equipped with the light diffusing element

Номер: US20120051693A1
Автор: Koji Yoshida, Tadashi Kasamatsu, Tatsuya YOSHIHIRO
Принадлежит: Fujifilm Corp

A light diffusing element diffuses light output from an output facet of an optical fiber that enters the light diffusing element at a first end and outputting the diffused light from a second end. The light diffusing element is equipped with a semireflective surface for reflecting a portion of the light, provided at a predetermined portion of the light diffusing element corresponding to the core of the output facet. The semireflective surface intersects at least with the optical axis of the optical fiber. Thereby, propagation of light in directions away from the optical axis of the optical fiber can be promoted during the step of reflecting the portion of the light that enters the light diffusing element.

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Номер записи: 17
08-03-2012 дата публикации

Optical members and devices employing the same

Номер: US20120057100A1
Автор: Atsushi Toyota, Jiro Hattori, Masaru Iwasawa, Naoya Taniguchi, Shinichiro Nakamura, Shoichi Masuda
Принадлежит: 3M Innovative Properties Co

There are provided optical members having a microlens array structure that can be produced by a more simple process, as well as devices employing them. The optical members have on one main surface a microlens array formed using a replication process that employs a mold comprising a plurality of gas bubbles arranged on a replication surface. There are also provided devices that employ the optical members.

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Номер записи: 18
15-03-2012 дата публикации

Digital microscope with coaxial light output

Номер: US20120062721A1
Автор: Paul Neng-Wei Wu
Принадлежит: Anmo Electronics Corp

A digital microscope is disclosed including: an image sensing circuit having an image sensing area thereon; a first object lens aligned with the image sensing area along an axis; a luminance device positioned outside the axis for emitting light toward a direction that is not coaxial with the axis; a light redirector positioned outside the axis for redirecting the light emitted from the luminance device; and a beam splitter positioned on the axis for changing the direction of light from the light redirector to provide an output light that is outputted substantially along the axis and coaxial with the axis; wherein the first object lens is positioned between the image sensing area and the beam splitter.

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Номер записи: 19
15-03-2012 дата публикации

Aluminum alloy reflective film, reflective film laminate, automotive lighting device, illumination device, and aluminum alloy sputtering target

Номер: US20120064370A1
Автор: Jun Suzuki, Nobuhiro Kobayashi, Shinichi Tanifuji, Takayuki Tsubota, Toshiki Sato, Yoshinori Ito
Принадлежит: Kobe Steel Ltd

Disclosed is an Al alloy reflective film which has a higher reflectance than that of pure Al films when produced by sputtering, excels in alkali resistance, acid resistance, and moisture resistance, and therefore less suffers from the reduction in reflectance even when a protective coating is not applied. Specifically disclosed is an Al alloy reflective film which contains at least one element selected from Sc, Y, La, Gd, Tb, and Lu in a total amount of from 0.4 to 2.5 atomic percent, with the remainder being Al and inevitable impurities. The Al alloy reflective film has a film surface roughness of 4 nm or less as measured with an atomic force microscope. Also disclosed are an automotive lighting device and an illumination device each provided with the reflective film. Further disclosed is an Al alloy sputtering target for use in the formation of the reflective film.

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Номер записи: 20
22-03-2012 дата публикации

Structure of back light plate

Номер: US20120069548A1
Автор: Chien-yuan Chen, Yi-Shen Chen, Ying-Te Chuang
Принадлежит: Power Data Communications Co Ltd

A back light plate includes a plurality of light bars of high light transmittance. The light bars are juxtaposed to form a flat plate like or a grating like light emission structure. Each light bar has opposite ends to which light sources, such as light-emitting diodes, are mounted. Light emitting from the light sources can transmit through the light bar to form a uniform luminous cylinder and thereby constituting a wide span of backlighting. This arrangement saves the number of light-emitting diodes used, makes the manufacturing easy, and provides a simple and convenient-to-carry-out manufacturing process as compared to the conventional manufacturing processes of large-sized thin back light plate, so as to lead to a significant reduction of manufacturing costs.

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Номер записи: 21
29-03-2012 дата публикации

Three-color mixing led illuminating device

Номер: US20120075851A1
Автор: Fu-Qiu Shi, Shao-Han Chang, Xiao-Man Pu
Принадлежит: Hon Hai Precision Industry Co Ltd, Hongfujin Precision Industry Shenzhen Co Ltd

An LED illuminating device comprises a housing with a base plate, a prism sheet and a circuit board. The prism sheet is mounted in the housing and comprises a number of V-shaped micro-grooves formed thereon along two directions intersecting with each other. A plurality of LED units are arranged in groups on the circuit board. Each LED illuminating group comprises three LED units. Each of the LED units emits light of a color different from those of the other two LED units. Four virtual mixed light sources are formed by the reflection of the prism sheet to the circuit board when the light emitted by a particular LED unit mixes with light emitted by adjacent LED units on the circuit board. Each of the virtual mixed light sources forms a desired color different from the colors of the light emitted from the LED units.

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Номер записи: 22
05-04-2012 дата публикации

Light diffusing film, polarizing plate, liquid crystal display device and production method of light diffusing film

Номер: US20120081635A1
Автор: Jun Watanabe, Kenichi Fukuda, Yusuke Ohashi
Принадлежит: Fujifilm Corp

A light diffusing film contains a thermoplastic resin as the main component and contains, in the thermoplastic resin, at least one kind of a light-transmitting particle having an average primary particle diameter of 3 to 10 μm, wherein the absolute value of the refractive index difference between the thermoplastic resin and the light-transmitting particle is from 0.01 to 0.06, wherein one surface has concavoconvex shape, the total haze value is from 15 to 30%, the internal haze value is from 5 to 25%, the surface haze value is from 5 to 20%, and the average film thickness is from 20 to 200 μm.

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Номер записи: 23
05-04-2012 дата публикации

Reflective display apparatus

Номер: US20120081650A1
Автор: Yi-Ching Wang, Yuan Chih Tsai
Принадлежит: E Ink Holdings Inc

A reflective display apparatus includes a transparent substrate, a reflective substrate, a display layer and a transparent gluing layer. The transparent gluing layer is disposed between the transparent substrate and the display layer and the refractive indices of the transparent gluing layer and of the transparent substrate are substantially the same. Therefore, the energy loss of light can be reduced at the interface between the transparent gluing layer and the transparent substrate, so the brightness of the image displayed by the reflective display apparatus may be increased.

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Номер записи: 24
05-04-2012 дата публикации

Bio-based material composition and optical device employing the same

Номер: US20120083560A1
Автор: Cheng-Hsuan Lin, Chun-Hsiang Wen, Chun-Hsiung Liao, Guang-Way Jang, Hsiu-Yu Cheng, HsunYu Lee, Shu-Chen Li, Yao-Chu Chung
Принадлежит: Industrial Technology Research Institute ITRI

The invention provides a bio-based material composition and an optical device employing the same. The composition can be a petroleum resin-free composition, including a polylactic acid resin, a filler, and a light diffusion agent. Further, the composition can be a composition with petroleum resin, including a polylactic acid resin, a petroleum resin, a light diffusion agent, and an antioxidant.

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Номер записи: 25
26-04-2012 дата публикации

Silver electroplated and/or silver alloy electroplated article having an oxidation layer on its surface

Номер: US20120097545A1
Автор: Ryusuke Oka, Takashi Kinase, Toru Imori
Принадлежит: Individual

The object of the present invention is to provide a silver plated and/or a silver alloy plated article with high productivity, high reflectance in the visible light range, and excellent sulfidizing resistance. The present invention provides a silver electroplated and/or silver alloy electroplated article having an oxidation layer on its surface, wherein a silver plating layer and/or silver alloy plating layer is formed on a substrate by silver electroplating and/or silver alloy electroplating, and then subjected to oxidation treatment to form an oxidation layer on the surface thereof. The thickness of the oxidation layer formed on the surface of the plating layer is 0.05 μm or more.

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Номер записи: 26
03-05-2012 дата публикации

Imaging device

Номер: US20120105705A1
Автор: Hitoshi Hirano, Kenichi Kubota, Yoji Kubota
Принадлежит: Optical Logic Inc

An imaging device includes a light source; a prism having an imaging surface to be contacted with an object; and an image-forming optical system that forms an image of the object. The image-forming optical system includes a front lens group having a first optical axis tilted relative to the imaging surface; an image plane tilted from a surface perpendicular to the first optical axis of the front lens group; and a rear lens group having a second optical axis shifted in parallel to the first optical axis of the front lens group. The image-forming optical system is arranged to satisfy the following conditional expression: | Aim |/(90°− Ain )<0.5 Where Ain is an acute angle between the imaging surface and the first optical axis, and Aim is an angle between the image plane and a surface perpendicular to the first optical axis.

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Номер записи: 27
03-05-2012 дата публикации

Light diffusing film, polarizing plate, image display device and production method of light diffusing film

Номер: US20120105769A1
Автор: Jun Watanabe, Kenichi Fukuda
Принадлежит: Fujifilm Corp

A light diffusing film contains a thermoplastic resin as the main component and containing, in the thermoplastic resin, (A) a light-transmitting particle having an average primary particle diameter of 1 to 10 μm, wherein there is substantially no refractive index difference between the thermoplastic resin and the light-transmitting particle, wherein one surface has concavoconvex shape, the total haze value is from 5 to 40%, and the average film thickness is from 20 to 200 μm.

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Номер записи: 28
24-05-2012 дата публикации

High efficacy semiconductor light emitting devices employing remote phosphor configurations

Номер: US20120126260A1
Автор: Christopher P. Hussell, David Todd Emerson, Florin Tudorica
Принадлежит: Individual

A semiconductor light emitting apparatus a semiconductor light emitting device configured to emit light inside a hollow shell including wavelength conversion material dispersed therein or thereon. A semiconductor light emitting apparatus according to some embodiments is capable of generating in excess of 230 lumens per watt.

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Номер записи: 29
24-05-2012 дата публикации

Black composite particle, black resin composition, color filter substrate and liquid crystal display

Номер: US20120128898A1
Автор: Akihiko Watanabe, Keitaro Nakamura, Yoshifumi Sakai, Yoshihiko Inoue
Принадлежит: TORAY INDUSTRIES INC

Disclosed are black composite particles having a high light-shielding performance suitable as a black component such as a black matrix in a color filter. Further disclosed is a black resin composition from which a black matrix having a high light-shielding performance can be formed. The black composite particles are represented by the composition formula: TiNxOy.zX (wherein X is a metal atom such as silver; x is a number greater than 0 and less than 2; y is a number not less than 0 and less than 2; and z is a number greater than 0 and less than 10). The black resin composition comprises at least a light shielding agent, a resin, and a solvent and comprises the black composite particles as the light shielding agent.

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Номер записи: 30
31-05-2012 дата публикации

Optical Lens System

Номер: US20120134018A1
Автор: James Albert Frazier
Принадлежит: Individual

Wide-angle, deep-field, close-focusing optical systems are disclosed. According to one aspect, the optical system comprises a negative lens unit and a relay lens. The negative lens unit accepts radiation from an object in space. The relay lens is coupled to the negative lens unit. The negative lens unit and the relay lens are aligned on an optical axis in that order. The negative lens unit forms a first image on the relay lens to form a final image at a final image plane at a distance from the relay lens. The relay lens may comprise a zoom lens or zoom lens components, which may be movable.

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Номер записи: 31
31-05-2012 дата публикации

Anti-glare glass sheet having compressive stress equipoise and methods thereof

Номер: US20120134025A1
Автор: Shandon Dee Hart
Принадлежит: Corning Inc

A chemically-strengthened glass sheet including: a smooth first side; and a rough second side, wherein the compressive stress values of the smooth first-side and the rough second-side are substantially in equipoise. Methods of making and using the glass sheet, as defined herein, are disclosed. A display system that incorporates the glass sheet, as defined herein, is also disclosed.

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Номер записи: 32
07-06-2012 дата публикации

Reflection type display device

Номер: US20120140305A1
Автор: Hiroaki Shigeta, Yuhji Yashiro
Принадлежит: Sharp Corp

A reflection type display device ( 10 ) includes: a plasmon resonance layer ( 32 ) in which metal nanoparticles ( 80 ) are dispersed; a band-pass filter ( 40 ); a light shutter ( 20 ); and a silicon solar cell layer ( 50 a ) being provided close to the plasmon resonance layer ( 32 ). The band-pass filter ( 40 ) and the light shutter ( 20 ) are provided so as to overlap the plasmon resonance layer ( 32 ) in planar view. The reflection type display device ( 10 ) performs display in such a manner that: the metal nanoparticles ( 80 ) allow light having a specific wavelength to pass through; the light is then reflected by the band-pass filter ( 40 ); and the light shutter ( 20 ) adjusts an intensity of the light thus reflected.

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Номер записи: 33
07-06-2012 дата публикации

Matte-surface substrate and manufacturing method thereof

Номер: US20120141734A1
Автор: Chun-yuan Lee
Принадлежит: Individual

A method for manufacturing matte-surface substrate including the following steps: coating a layer of material layer on a substrate; forming a plurality of liquid dewdrops on a surface of the coated material layer; applying an action caused by difference of surface tension between the liquid dewdrops and the coated material layer or by difference of concentration between the coated material layer and the liquid dewdrops to cause shape variation of the surface of the coated material layer so as to form a plurality of irregular raised/recessed structures; and finally curing the coated material layer and removing the liquid dewdrops. As such, a matte-surface substrate that includes successively-arranged irregular raised/recessed structures formed on the surface of the coated material layer is provided.

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Номер записи: 34
14-06-2012 дата публикации

Optical structure for acquiring fingerprint image

Номер: US20120147168A1
Автор: Dong Mok Shin, Jae Hyeon PARK, Jae Won Lee
Принадлежит: Individual

An optical structure for acquiring a fingerprint image with high resolution and minimum distortion is provided. The optical structure includes a prism configured to comprise an input surface to which light is irradiated, a contact surface formed horizontally to be in contact with a finger, and an output surface through which the light that has been irradiated to the input surface and reflected from the finger in contact with the contact surface passes; a lighting unit configured to emit a beam to the input surface of the prism; a reflector unit configured to reflect a fingerprint image passing through the output surface of the prism; a lens unit configured to comprise two or more lenses, each being configured to receive the fingerprint image reflected from the reflector unit; and an image sensor on which the fingerprint image passing through the lens unit is formed.

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Номер записи: 35
21-06-2012 дата публикации

Display substrate, method of manufacturing the same, and display panel having the same

Номер: US20120154722A1
Автор: Hoon Kang, Jae-Sung Kim, Jin-Young Choi, Woo-Seok Jeon, YoungJe CHO
Принадлежит: Individual

A display panel includes a base substrate having a plurality of pixel areas, in which each pixel area includes a plurality of sub-pixel areas, a light blocking layer pattern generally defining the sub-pixel areas, and a plurality of color filter patterns. Upper surfaces of the light blocking layer pattern and the plurality of color filter patterns collectively form a generally flat surface.

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Номер записи: 36
21-06-2012 дата публикации

Optical body, window member, fitting, solar shading device, and building

Номер: US20120154921A1
Автор: Hironori Yoshida, Masashi Enomoto, Tsutomu Nagahama
Принадлежит: Sony Corp

An optical body includes a first optical layer having a concave-convex surface, a wavelength selective reflecting layer formed on the concave-convex surface, and a second optical layer formed on the wavelength selective reflecting layer and embedding the concave-convex surface. The wavelength selective reflecting layer selectively directionally reflects light in a particular wavelength band while transmitting light other than the particular wavelength band therethrough. The concave-convex surface is made up of a plurality of triangular pillars arrayed in a one-dimensional pattern, and the triangular pillar has an apex angle α and a slope angle β, the apex angle α and the slope angle βsatisfying a predetermined relationship.

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Номер записи: 37
28-06-2012 дата публикации

Lens, optoelectronic component comprising a lens and method for producing a lens

Номер: US20120162783A1
Автор: Bert Braune, Thomas Bemmerl, Ulrich Streppel
Принадлежит: OSRAM Opto Semiconductors GmbH

A lens includes a main body and a potting material. The main body includes a first major face, a second major face and at least one cavity arranged on the first major face. The potting material is arranged in the cavity and includes at least one diffuser which scatters radiation of at least one wavelength range.

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Номер записи: 38
05-07-2012 дата публикации

Mirror, method of manufacturing the same, exposure apparatus, and device manufacturing method

Номер: US20120170012A1
Автор: Akira Miyake, Fumitaro Masaki
Принадлежит: Canon Inc

A method of manufacturing a mirror includes a first step of arranging, on a substrate, a shape adjusting layer having a layer thickness which changes by heat, a second step of arranging, on the shape adjusting layer, a reflection layer including a first layer, a second layer, and a barrier layer which is arranged between the first layer and the second layer, and prevents a diffusion of a material of the first layer and a material of the second layer, and a third step of bringing a shape of the reflection layer close to a target shape by changing a layer thickness profile of the shape adjusting layer after the second step, the third step including a process of partially annealing the shape adjusting layer.

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Номер записи: 39
12-07-2012 дата публикации

Refractive, variable magnification optical system

Номер: US20120176685A1
Автор: Setsu SATO
Принадлежит: Tamron Co Ltd

A refractive, variable magnification optical system comprising, sequentially from a side nearest an object, a first lens group having a positive refractive power; a second lens group having a negative refractive power; a third lens group having a positive refractive power; and a fourth lens group having a positive refractive power. The first lens group includes sequentially from the side nearest the object, a negative meniscus lens having a convex surface facing toward the object, a prism that refracts an optical path, a plano-convex lens, and a biconvex lens, a light transmitting surface of the prism and the plano-convex lens being cemented. The third lens group 3 includes the aperture stop ST. The fourth lens group includes a meniscus lens that has a concave surface facing toward an image plane and is disposed nearest the image plane, among the lenses of the fourth lens group.

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Номер записи: 40
12-07-2012 дата публикации

Soft mirror structure

Номер: US20120176697A1
Автор: Ein-Yiao Shen
Принадлежит: CHIN-YEH Co Ltd

The soft mirror structure comprises a reflective material layer and a soft transparent material, wherein the reflective material layer is a coating material able to be plated and reflect light and the soft transparent material is disposed on the surface of the reflective material layer, the soft transparent material has the feature of bending to make the soft mirror structure be bendable, so that the soft mirror structure is convenient to be rolled up and cut. Further, a user is able to see reflected outside images through to the soft transparent material, therefore the soft mirror structure has the function of mirror. The soft mirror structure can be cut to different demand dimensions and rolled up for easily taking along. Hence, the soft mirror structure is then convenient to be used and processed.

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Номер записи: 41
19-07-2012 дата публикации

Optical cover employing microstructured surfaces

Номер: US20120182615A1
Автор: Sergiy Victorovich Vasylyev
Принадлежит: Sergiy Victorovich Vasylyev

A light trapping optical cover employing an optically transparent layer is described. The transparent layer has at least one corrugated surface formed by a plurality of isosceles right-angle prismatic corrugations configured to internally retroreflect light into the transparent layer. The corrugated surface also includes optical windows configured for inputting or outputting light to or from the transparent layer. The optical cover may further employ a focusing array of light collectors being pairwise associated with the respective optical windows.

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Номер записи: 42
26-07-2012 дата публикации

Optical materials, optical components, and methods

Номер: US20120187367A1
Автор: John R. Linton, Patrick Landreman, Rohit Modi
Принадлежит: QD Vision Inc

An optical component including an optical material comprising quantum confined semiconductor nanoparticles, wherein at least a portion of the nanoparticles are in a charge neutral state. Further disclosed is an optical component including an optical material comprising quantum confined semiconductor nanoparticles, wherein at least a portion of the nanoparticles are in a charge neutral state, and wherein the optical material is at least partially encapsulated. Methods, optical materials, and devices are also disclosed.

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Номер записи: 43
26-07-2012 дата публикации

Optical layered body, polarizer and image display device

Номер: US20120189828A1
Автор: Hiroko Suzuki, Hiroomi Katagiri, Makoto Honda, Yuya INOMATA
Принадлежит: DAI NIPPON PRINTING CO LTD

The present invention provides an inexpensive optical layered body which does not cause interference fringes but excels in hard coat properties, antistatic properties, and antireflection properties. An optical layered body comprises: a light-transmitting substrate; and a hard coat layer (A) and a hard coat layer (B) on one face of the light-transmitting substrate in this order, wherein the hard coat layer (B) has a region (B 1 ) not containing inorganic fine particles and a region (B 2 ) containing inorganic fine particles, in this order from a portion adjacent to the hard coat layer (A), a boundary between the region (B 1 ) not containing inorganic fine particles and the region (B 2 ) containing inorganic fine particles has irregularities, and the inorganic fine particles have a particle size smaller than a visible light wavelength.

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Номер записи: 44
02-08-2012 дата публикации

Diffusing device for diffusing light, and safety-glass panel, light source and green-house comprising diffusing device

Номер: US20120194914A1
Автор: Petrus Antonius Van Nijnatten
Принадлежит: G VANDER DRIFT BEHEER BV, OMT SOLUTIONS BEHEER BV, SIMPLICITY AGRO BV

The invention relates to a diffusing device ( 10, 12, 14 ), to a safety-glass panel ( 100, 110 ), to a light source ( 200 ) and to a greenhouse ( 300 ). The diffusing device according to the invention comprises a first surface ( 20 ) and a second surface ( 22 ) arranged opposite the first surface. Each one of the first surface and the second surface constitutes a border between two transmissive media which have different refractive indexes (n 1 , n 2 ). Each one of the first surface and the second surface further comprise a substantially continuous wave pattern ( 30, 32 ) constituted of protrusions ( 40 ) from the first surface and from the second surface and of indentations ( 42 ) in the first surface and in the second surface for diffusing impinging light via refraction. The wave pattern ( 30, 32 ) comprises a relatively smooth pattern ( 30, 32 ).

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Номер записи: 45
02-08-2012 дата публикации

Multilayer mirror for euv lithography and process for its production

Номер: US20120196208A1
Автор: Masaki Mikami, Mitsuhiko Komakine, Yoshiaki Ikuta
Принадлежит: Asahi Glass Co Ltd

Provided are a multilayer mirror for EUVL in which deterioration in reflectivity due to oxidation of a Ru protective layer is prevented, and a process for its production. A multilayer mirror for EUV lithography comprising a substrate, and a reflective layer for reflecting EUV light and a protective layer for protecting the reflective layer, formed in this order on the substrate, wherein the reflective layer is a Mo/Si multilayer reflective film, the protective layer is a Ru layer or a Ru compound layer, and an intermediate layer containing from 0.5 to 25 at % of nitrogen and from 75 to 99.5 at % of Si is formed between the reflective layer and the protective layer.

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Номер записи: 46
16-08-2012 дата публикации

Image viewing device

Номер: US20120206920A1
Автор: Jeff A. Michelsen
Принадлежит: Individual

A viewing device includes an interior assembly includes an interior frame having an exterior surface, an exterior assembly coupled to the interior assembly including an exterior lens, the exterior lens having an interior surface, wherein the interior surface of the exterior lens faces the exterior surface of the interior frame. The viewing device includes a reflective surface on the exterior lens, and an object located on the interior assembly adapted to project an image onto the reflective surface. The reflective surface is configured to reflect the projected image toward the interior assembly.

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Номер записи: 47
23-08-2012 дата публикации

Optical sheet

Номер: US20120212828A1
Автор: Hyunjoon Kim, Sangbeum Lee, Suhyeon Cho, Wooyoung Chang
Принадлежит: LG Innotek Co Ltd

The present invention relates to a composite optical sheet, characterized in that two or more optical sheets regularly arranged with micro lenses each having a lens pitch of 1˜30 μm are stacked to prevent the moire phenomenon, and brightness-improving sheets with different sizes of lenses are formed to maximize the brightness.

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Номер записи: 48
30-08-2012 дата публикации

Anti-reflection film

Номер: US20120218637A1
Автор: Naoyuki Shibayama, Toshiaki Yoshihara
Принадлежит: Individual

An anti-reflection film with low production costs, excellent anti-reflection performance or excellent optical properties free from interference variation, high abrasion resistance, and antistatic function to prevent dust adhesion is demanded. In the present invention, the problem to be solved is to provide an anti-reflection film having low production costs, excellent optical property and excellent abrasion resistance and antistatic function. The present invention provides an anti-reflection film in which a localized layer and a low refractive index layer are laminated in this order on at least one surface of a transparent base, and the localized layer is constituted to have an intermediate layer, a hard coat layer, an antistatic layer containing a conductive material and a leveling layer containing a leveling material that are laminated as localized in order from at least the side of the transparent base.

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Номер записи: 49
30-08-2012 дата публикации

Optical member for euv lithography, and process for production of reflective layer-equipped substrate

Номер: US20120219890A1
Автор: Masaki Mikami
Принадлежит: Asahi Glass Co Ltd

There are provided an EUV optical member, in which deterioration in the reflectivity due to oxidation of the Ru protective layer is prevented, a functional film-equipped substrate to be employed for production of the EUV optical member, and a process for producing the functional film-equipped substrate. A reflective layer-equipped substrate for EUV lithography comprising a substrate, and a reflective layer for reflecting EUV light and a protective layer for protecting the reflective layer, formed in this order on the substrate, wherein the reflective layer is a Mo/Si multilayer reflective film, the protective layer is a Ru layer or a Ru compound layer, and an intermediate layer containing from 0.5 to 20 at % of oxygen and from 80 to 99.5 at % of Si is formed between the reflective layer and the protective layer.

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Номер записи: 50
06-09-2012 дата публикации

Optical sheet, surface light source device and transmission-type display device

Номер: US20120224380A1
Автор: Akiko Tomita, Akinobu Ushiyama, Hiroshi Kojima, Kazuki Tanaka, Kazuo Matsufuji, Mitsuhiro Hamashima, Satoshi Goishihara, Takayuki Shimada
Принадлежит: DAI NIPPON PRINTING CO LTD

An optical sheet having both of an excellent light condensing function and an excellent scratch resistance is provided. An optical sheet ( 40 ) includes: a sheet-like main body ( 45 ); at least three or more first unit shaped elements ( 50 ) arranged on one surface ( 46 ) of the main body; and second unit shaped elements ( 55 ) arranged on the one surface of the main body. Each of the second unit shaped elements extend in parallel with in one direction on a sheet surface of the main body. A height H1 of each of the first unit shaped elements from the one surface is higher than a height H2 of each of the second unit shaped elements. A rate of an area occupied by the first unit shaped elements on the one surface is not more than 10.0%, when observed along a normal direction nd relative to the one surface.

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Номер записи: 51
06-09-2012 дата публикации

Film and uses thereof

Номер: US20120225274A1
Автор: Akifumi Kagayama, Hisako Ishikawa, Kazuo Yagi, Toshinori Matsuda, Yosuke Ono
Принадлежит: Mitsui Chemicals Inc

Disclosed is a film composed of a resin having a thiourethane bond, wherein the molar ratio (S/N) of sulfur to nitrogen contained in the resin is equal to or more than 0.8 and less than 3. According to the present invention, the film is excellent in a balance among high refractive index, low birefringence and light transmittance, and further excellent in a balance of mechanical characteristics such as toughness, hardness and dimensional stability, so that effects of deformation and the like during processing are very small, and the film is further excellent in solvent resistance as well.

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Номер записи: 52
13-09-2012 дата публикации

Multi-layer optical films

Номер: US20120229893A1
Автор: Mark A. Roehrig, Mark D. Weigel, Timothy J. Hebrink
Принадлежит: 3M Innovative Properties Co

Multi-layer optical film ( 10 ) comprising optical layers reflecting at least 50 percent of incident UV light over specified wavelength ranges. Embodiments of the multi-layer optical films are useful, for example, as a UV protective covering.

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Номер записи: 53
04-10-2012 дата публикации

Mirror for extreme ultra violet, manufacturing method for mirror for extreme ultra violet, and far ultraviolet light source device

Номер: US20120248342A1
Автор: Georg Soumagne, Masato Moriya, Osamu Wakabayashi
Принадлежит: GIGAPHOTON INC, KOMATSU LTD

An EUV light source is configured for generating an EUV light for an exposure device. The EUV light source includes a chamber, a target supply device configured for supplying a target into the chamber, an optical system for introducing laser light from a driver laser into the chamber and irradiating the target with the laser light to turn the target into plasma from which EUV light is emitted, and an EUV collector mirror in the chamber. The EUV collector mirror may include a multilayered reflecting surface with grooves and collect the EUV light from the plasma to a focal spot. The grooves can be arranged in a concentric fashion, and be configured for diffracting at least light at a wavelength which is the same as that of the laser light from the driver laser.

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Номер записи: 54
04-10-2012 дата публикации

Methods of changing the visible light transmittance of coated articles and coated articles made thereby

Номер: US20120251819A1
Автор: Harry Buhay, James J. Finley, James P. Thiel, John P. Lehan
Принадлежит: PPG Industries Ohio Inc

A method is provided for changing the visible light transmittance of a coated article having a functional coating having at least one anti-reflective material and at least one infrared reflective material. The anti-reflective material includes an alloying material capable of combining or alloying with the infrared reflective material. A protective coating is deposited over the functional coating to prevent or retard the diffusion of atmospheric gas and/or vapor into the functional coating. The coated article is heated to a temperature sufficient to cause at least some of the alloying material to combine with at least some of the infrared reflective material to form a substance having a different visible light transmittance than the infrared reflective material.

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Номер записи: 55
11-10-2012 дата публикации

Film mirror, and method of manufacturing the same and reflection device for solar heat power generation

Номер: US20120257273A1
Автор: Shuji Murakami
Принадлежит: Konica Minolta Advanced Layers Inc

The invention provides a film mirror having excellent regular reflectance to solar heat, and exhibiting excellent light resistance and weather resistance, which is possible to sufficiently suppress regular reflectance decline; is lightweight and flexible; and can be large-area- and mass-produced at low cost, employing it as a film mirror for solar heat power generation under severe environment for long duration, and provides a manufacturing method and a reflection device for solar heat power generation thereof. A film mirror possessing a resin substrate and provided thereon, a silver reflection layer and a layer possessing at least one UV absorbent, provided on a light incidence side beyond the resin substrate and the silver reflection layer, wherein the at least one UV absorbent satisfies Aa≧1.2×Ab. Aa represents absorbance at an absorption maximum peak in 260-320 nm, and Ab represents absorbance at an absorption maximum peak in 321-400 nm.

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Номер записи: 56
18-10-2012 дата публикации

Light trapping architecture for photovoltaic and photodector applications

Номер: US20120261558A1
Автор: Michael Slootsky, Richard R. Lunt, Stephen R. Forrest
Принадлежит: University of Michigan

There is disclosed photovoltaic device structures which trap admitted light and recycle it through the contained photosensitive materials to maximize photoabsorption. For example, there is disclosed a photosensitive optoelectronic device comprising: a first reflective layer comprising a thermoplastic resin; a second reflective layer substantially parallel to the first reflective layer; a first transparent electrode layer on at least one of the first and second reflective layer; and a photosensitive region adjacent to the first electrode, wherein the first transparent electrode layer is substantially parallel to the first reflective layer and adjacent to the photosensitive region, and wherein the device has an exterior face transverse to the planes of the reflective layers where the exterior face has an aperture for admission of incident radiation to the interior of the device.

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Номер записи: 57
18-10-2012 дата публикации

Electrically adjustable optical diffusion for luminaires

Номер: US20120262655A1
Автор: Charles H. Collias, James H. Collias
Принадлежит: Zylight LLC

An electrically adjustable optical diffusion panel for use in film or video production having a frame, diffusion material affixed to the frame, where the transparency of the material is continuously and variably changeable between a substantially transparent state and a substantially opaque state in response to an electric potential applied to electrodes of the material and a controller and battery. The electrically adjustable diffusion panel eliminates the need for manually changing diffusion papers or other filters and provides a continuous range of selectable levels of transparency/diffusion.

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Номер записи: 58
18-10-2012 дата публикации

Black curable composition for wafer - level lens, and wafer - level lens

Номер: US20120262793A1
Автор: Masaru Yoshikawa, Yoshiharu Yabuki, Yushi Kaneko
Принадлежит: Fujifilm Corp

A black curable composition for a wafer-level lens including (A) a metal-containing inorganic pigment, (B) a polymerization initiator, (C) a polymerizable compound, and (D) a cardo resin.

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Номер записи: 59
18-10-2012 дата публикации

Zoom lens

Номер: US20120262799A1
Автор: Hsiang-Ho Chou
Принадлежит: Ability Enterprise Co Ltd

An embodiment of this invention provides a zoom lens, which includes, in order from an object side to an image-forming side, a first lens group having positive refractive power, a second lens group having negative refractive power, a third lens group having positive refractive power, a fourth lens group having positive refractive power, and a fifth lens group having negative refractive power, wherein the second lens group, the fourth lens group, and the fifth lens group are moving with respect to one another, for zooming from a wide-angle end to a telephoto end thereof.

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Номер записи: 60
18-10-2012 дата публикации

Multiple-layer radiation absorber

Номер: US20120262808A1
Автор: Robert Baker
Принадлежит: Individual

An apparatus or structure is provided for absorbing incident radiation, either electromagnetic or sound, comprising a multiple-layer composite means utilizing electromagnetic- or sound-radiation absorbing and partially transmitting layers on a substrate of conventional electromagnetic- or sound-absorbing and partially reflecting material, which act in concert to absorb a significant amount of the incident electromagnetic or sound radiation. A metamaterial [MM] means, configured for a specific electromagnetic or sound radiation frequency band that absorbs incident electromagnetic or sound radiation directed to a substrate of conventional electromagnetic-radiation absorbing or acoustical absorbing material, such as an array of pyramidal foam absorbers. Such a substrate may outgas into a high vacuum and reduce the capability of the vacuum-producing equipment to achieve such a high vacuum. The layers above this lowest substrate will also serve to seal the absorbing and reflecting substrate from the external vacuum and, therefore, not reduce the capability of any vacuum-producing equipment.

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Номер записи: 61
25-10-2012 дата публикации

Layered Dimmer system

Номер: US20120268038A1
Автор: James Bornhorst
Принадлежит: PRODUCTION RESOURCE GROUP LLC

A layered dimmer formed of different layers. The front layer may be a scattering layer, and the back layer may be a reflective layer. The light beam is scattered prior to reflecting, to avoid reflection back to form hotspots.

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Номер записи: 62
25-10-2012 дата публикации

Optical system

Номер: US20120268640A1
Автор: Kentarou Imamura, Shigeto Yoshida, Takafumi Shimatani
Принадлежит: Sharp Corp

An optical system includes: a reflective imaging element; and a liquid crystal display panel disposed on a light-incident side of the reflective imaging element, the liquid crystal display panel having a display surface which is inclined with an angle of no less than 45° and no more than 75° relative to a plane defined by the reflective imaging element, a viewing angle dependence of a contrast ratio of the liquid crystal display panel taking a central value in a direction inclined by 10° or more in a direction of tilt of the display surface from a normal of the display surface, and causes an image displayed on the display surface of the liquid crystal display panel to form an image at a position of planar symmetry with respect to the reflective imaging element as a plane of symmetry.

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Номер записи: 63
01-11-2012 дата публикации

Illuminator

Номер: US20120275185A1
Автор: Shun KATOH, Takashi Edamitsu
Принадлежит: Minebea Co Ltd

An illuminator includes a light source unit having an emitting surface for emitting light, and a light distribution control member having a prism surface including a plurality of prisms that have inclined surfaces and are arranged in a plane for two-dimensionally controlling light distribution of light emitted from the light source unit, wherein the prism surface has flat parts. With the light distribution control member, in the light distribution properties of the illumination light of the illuminator, the luminous intensity angular distribution is properly adjusted to have uniform illuminance distributions.

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Номер записи: 64
15-11-2012 дата публикации

Image-forming optical system, exposure apparatus, and device producing method

Номер: US20120287413A1
Автор: Hideki Komatsuda
Принадлежит: Nikon Corp

There is provided a reflective image-forming optical system which is applicable to an exposure apparatus using, for example, EUV light and which is capable of increasing numerical aperture while enabling optical path separation of light fluxes. In a reflective imaging optical system ( 6 ) forming an image of a first plane ( 4 ) onto a second plane ( 7 ), the numerical aperture on a side of the second plane with respect to a first direction (X direction) on the second plane is greater than 1.1 times a numerical aperture on the side of the second plane with respect to a second direction (Y direction) crossing the first direction on the second plane. The reflecting imaging optical system has an aperture stop (AS) defining the numerical aperture on the side of the second plane, and the aperture stop has an elliptic-shaped opening of which size in a major axis direction (X direction) is greater than 1.1 times that in a minor axis direction (Y direction).

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Номер записи: 65
15-11-2012 дата публикации

Film mirror, method for producing same, and sunlight reflecting mirror

Номер: US20120287499A1
Автор: Hitoshi Adachi
Принадлежит: Konica Minolta Advanced Layers Inc

A film mirror has high bruise resistance and weather resistance and can be produced with high productivity, and a sunlight reflecting mirror is provided using the film mirror. The film mirror has a resin substrate, a silver reflective layer provided on the substrate, and an outermost layer that is made of a material having a metalloxane skeleton and that is provided on the outermost side on the side closer to a light source than the silver reflective layer. The outermost layer, which is made of the material having a metalloxane skeleton, has a contact angle with water of 80° or above and below 170° and has a coefficient of dynamic friction of 0.10 to 0.35 inclusive.

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Номер записи: 66
15-11-2012 дата публикации

Optical lens and optical microscope system using the same

Номер: US20120287500A1
Автор: Hsien-Wen Liu, Ming-Teng Hsieh, Yi-Nan Chen
Принадлежит: Nanya Technology Corp

An optical lens is provided in the present invention. The optical lens includes a first curved surface and an annular mask component on and in direct contact with the first curved surface, wherein the annular mask component shields a peripheral annular region of the optical lens from entry of light. The present invention further provides an optical microscope system using the same.

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Номер записи: 67
22-11-2012 дата публикации

Optical element having a plurality of reflective facet elements

Номер: US20120293785A1
Автор: Damian Fiolka, Joachim Hartjes, Marc Kirch, Martin Endres
Принадлежит: CARL ZEISS SMT GMBH

An optical element for use in an illumination optical unit of an EUV microlithography projection exposure apparatus includes a plurality of reflective facet elements. Each reflective facet element has at least one reflective surface. In this case, at least one facet element is arranged in a manner rotatable about a rotation axis. The rotation axis intersects the at least one reflective surface of the facet element. With such an optical element, it is possible to alter the direction and/or the intensity of at least part of the illumination radiation within the illumination optical unit in a simple manner.

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Номер записи: 68
29-11-2012 дата публикации

Optical filter for reducing color shift and liquid crystal display having the same

Номер: US20120300160A1
Автор: Insung Sohn, Ji Yoon Yeom, Jinhoon Lee, SangCheol Jung, Seung Won Park
Принадлежит: Samsung Corning Precision Materials Co Ltd

An optical filter for reducing color shift is disposed in front of a display panel of an LCD. The optical filter includes a color shift-reducing layer, which includes a background layer and a plurality of engraved or raised lens sections formed on the background layer such that the lens sections are spaced apart from each other, and an external light-blocking layer. light emitted from the display panel has different colors depending on the viewing angle and the grayscale level, owing to the birefringence characteristics of liquid crystal molecules. The lens sections diffuse a portion of the light incident onto the lens sections, so that the portion of the light is mixed with another portion of the light passing between adjacent lens sections. The external light-blocking layer contains a light-absorbing material, which is a black material that absorbs all wavelengths of visible light.

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Номер записи: 69
06-12-2012 дата публикации

Optical film and method for manufacturing the same and liquid crystal display device using the same

Номер: US20120307180A1
Автор: Hsin-Wen CHANG, Li-Wei Mao, Tzu-Chang Wang, Yen-Liang Chen
Принадлежит: Chimei Innolux Corp, Innocom Technology Shenzhen Co Ltd

An optical film is provided. The optical film includes a substrate, a first transmission medium, second transmission medium, and a reflective polarizing film. The first transmission medium is disposed at the front surface of the substrate and includes a plurality of embossed microlenses. The second transmission medium is disposed at the rear surface of the substrate and comprises a plurality of V-shaped prisms. The reflective polarizing film is disposed at the front surface of the first transmission medium. The substrate, the first transmission medium, and the second transmission medium are bounded to each other to form a unitary sheet.

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Номер записи: 70
13-12-2012 дата публикации

Thin-film integrated spectrally-selective plasmonic absorber/ emitter for solar thermophotovoltaic applications

Номер: US20120312360A1
Автор: Chih-Hui WU, Gennady Shvets
Принадлежит: Ip Equity Management LLC

Thin-film integrated spectrally-selective plasmonic absorber/emitter (ISSAE) that is simultaneously (i) an efficient sunlight absorber; (ii) an efficient heat insulator that enables modest sunlight concentration to produce a high temperature by reducing infrared emission by a hot surface; (iii) a spectrally-selective infrared emitter that supplies infrared photons of the right energy to a targeted photovoltaic cell, thereby matching its bandgap. Additionally, said ISSAE is sufficiently thin to enable its use as a wrapping/cloaking material for use with hot storage pipes containing heat exchange fluid. Said ISSAE is incorporated into a number of solar-conversion apparatus, taking advantage of the unique properties of said ISSAE.

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Номер записи: 71
13-12-2012 дата публикации

Pressing plate

Номер: US20120314263A1
Автор: Kengo KAWATA
Принадлежит: PFU Ltd

A pressing plate is used for an overhead scanner. The overhead scanner includes an imaging unit that images a medium to be read that is placed on a placement surface located under the imaging unit in the vertical direction and a light source that irradiates the medium to be read with light. The pressing plate includes a pressing plate main body for pressing the medium to be read from an upper side in the vertical direction and a plurality of anti-glare units arranged inside the pressing plate main body. The pressing plate main body is light transmissive. The anti-glare units block light reflected toward a side opposite to an incident light side from the light source, with respect to a vertical axis, among light reflected from the medium.

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Номер записи: 72
13-12-2012 дата публикации

Process and apparatus for producing a substrate

Номер: US20120315709A1
Автор: Jarmo Skarp, Tommi Vainio
Принадлежит: BENEQ OY

Process for producing a solar cell substrate, where metal particles are deposited on the surface of substrate. Metal particles are produced by liquid flame spraying method in such a way that the mean diameter of the particles to be between 30 nm and 150 nm and the deposition process is controlled in such a way that the average distance between particles is not more than four times the mean diameter of particles. Apparatus for carrying out such process.

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Номер записи: 73
20-12-2012 дата публикации

Screens for use as displays of small-sized display devices with touch panel functions, and small-sized display devices with touch panel functions comprising said screens

Номер: US20120319999A1
Автор: Masayuki Kamiya
Принадлежит: DAI NIPPON PRINTING CO LTD

A display screen for a small-sized display device with a touch panel function includes: a Fresnel lens sheet including a Fresnel lens portion and configured to convert image light projected from an image light source into light substantially parallel to the substantial normal direction of a screen surface and emit the converted light; and a light control sheet located on the image light exiting side of the Fresnel lens sheet. The light control sheet includes: unit light transmissive portions constituting part of the image light exiting surface of the light control sheet, the unit light transmissive portions extending in the transverse direction of the screen; and unit light absorbing portions constituting part of the image light exiting surface of the light control sheet, the unit light absorbing portions extending in the transverse direction of the screen, the unit light transmissive portions and the unit light absorbing portions being alternately arranged.

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Номер записи: 74
20-12-2012 дата публикации

Azicon beam polarization devices

Номер: US20120320458A1
Автор: Jay R. Knutson
Принадлежит: US Department of Health and Human Services

Polarizers and polarizing beam splitter include one or more pairs of axicons that are configured to separate an input beam into a radially polarized component and a tangentially (or azimuthally) polarized component. A second axicon pair can be provided to recombine the tangentially polarized component so as to provide a more uniform beam intensity. The radially polarized component can be reflected or otherwise directed so that one or both the radial and tangential components are available for use.

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Номер записи: 75
20-12-2012 дата публикации

White film and surface light source using same

Номер: US20120320600A1
Автор: Daisuke Ogata, Kozo Takahashi, Masatoshi Izawa, Shigetoshi Maekawa, Takayuki Ohira
Принадлежит: TORAY INDUSTRIES INC

A white film has reflective properties, concealing properties and film-forming stability and can be made into a thin film, a white film, which contains voids therein and satisfies the following formulae (i) to (iii) is provided: 0.6≦ nB/nA≦0.9   (i) 20≦nA   (ii) 15≦nB   (iii) (wherein, nA represents the number of interfaces in 10 μm of the surface layer in the film thickness direction; and nB represents the number of interfaces in ±5 μm of the central part in the film thickness direction).

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Номер записи: 76
03-01-2013 дата публикации

Homogenizing Light Sources in Photoplethysmography

Номер: US20130006074A1
Автор: Jonas A. Pologe
Принадлежит: Kestrel Labs Inc

An embodiment of a light homogenizing apparatus having one or more emitters ( 110, 120 ) incident on a light mixing element. The emitters including at least one laser light source. The light mixing element comprising a diffuser ( 130 ) followed by an internally reflective light guide ( 160 ). This apparatus substantially homogenizes light from all emitters ( 110, 120 ) before light exits the internally reflective light guide ( 160 ) where it could then be incident on living tissue for use in photoplethysmographic measurement. Other embodiments are described and shown.

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Номер записи: 77
10-01-2013 дата публикации

Composite layer

Номер: US20130011600A1
Автор: Ronald W. Ausen, Stephanie B. Castiglione, William J. Kopecky, Ying-Yuh Lu
Принадлежит: 3M Innovative Properties Co

Composite layer comprising a plurality of longitudinal, generally parallel first zones comprised of a first polymeric material each encapsulated in a second polymeric material. There are at least 10 longitudinal first zones per cm.

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Номер записи: 78
17-01-2013 дата публикации

Light transmittance adjusting device, image apparatus including the same, and method of fabricating the light transmittance adjusting device

Номер: US20130016271A1
Автор: Che-heung Kim, Jong-oh Kwon
Принадлежит: SAMSUNG ELECTRONICS CO LTD

A light transmittance adjusting device is provided, including a first electrode, a second electrode, and a first elastomer layer disposed between the first and second electrodes. A light transmittance of the first elastomer layer is variable depending on a voltage applied thereto.

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Номер записи: 79
24-01-2013 дата публикации

Apparatus and method for automatically adjusting focus in image capturing device

Номер: US20130021520A1
Автор: Yong-gu Lee
Принадлежит: SAMSUNG ELECTRONICS CO LTD

An apparatus and a method for automatically adjusting a focus in an image capturing device are provided. The method includes generating an image by capturing a subject through a lens when a flash unit is enabled, dividing the image into a plurality of windows, determining a brightest window from among the plurality of windows, and setting an Auto Focus (AF) detection area for performing an AF function centering on the determined window.

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Номер записи: 80
24-01-2013 дата публикации

Display apparatus and method of driving the same

Номер: US20130021661A1
Автор: Hyeon Gu Cho, Sangil Kim, Seung-Jin Baek, Yeun Tae KIM
Принадлежит: Samsung Display Co Ltd

A transflective display apparatus includes a first electrode and a second electrode, which face each other and are separated from one another by a pixel electrode. In addition, a preparation voltage is applied to the first electrode or the second electrode before applying a driving voltage to the pixel electrode.

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Номер записи: 81
31-01-2013 дата публикации

Light source device, lighting device, vehicular headlight, and vehicle

Номер: US20130027962A1
Автор: Koji Takahashi, Yoshiyuki Takahira
Принадлежит: Sharp Corp

A headlight system in accordance with the present invention includes: a semiconductor laser element that emits laser light; a light-emitting section that upon receipt of the laser light emitted from the semiconductor laser element, emits illumination light which is both the laser light and fluorescence obtained by wavelength conversion of a portion of the laser light; and a diffusion plate that mixes the laser light and fluorescence which are contained in the illumination light emitted by the light-emitting section.

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Номер записи: 82
07-02-2013 дата публикации

Method and apparatus for a near-to-eye display

Номер: US20130033756A1
Автор: Babak Amirparviz, Mark B. Spitzer, Xiaoyu Miao
Принадлежит: Google LLC

An eyepiece for a head mounted display includes an illumination module, an end reflector, a viewing region, and a polarization rotator. The illumination module provides CGI light along a forward propagation path within the eyepiece. The end reflector is disposed at an opposite end of the eyepiece from the illumination module to reflect the CGI light back along a reverse propagation path within the eyepiece. The viewing is disposed between the illumination module and the end reflector and includes an out-coupling polarizing beam splitter (“PBS”). The out-coupling PBS passes the CGI light traveling along the forward propagation path and redirects the CGI light traveling along the reverse propagation path out of an eye-ward side of the eyepiece. The polarization rotator is disposed in the forward and reverse propagation paths between the out-coupling PBS and the end reflector.

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Номер записи: 83
07-02-2013 дата публикации

Reflector having high resistance against weather and corrosion effects and method for producing same

Номер: US20130033773A1
Автор: Frank Templin, Harald KÜSTER, René PÜSCHL
Принадлежит: Alanod GmbH and Co KG

The invention relates to a reflector ( 1 ) for electromagnetic radiation in the wavelength range of 100 nm to 1 mm, having high resistance against weather and corrosion effects, comprising a metal reflector body ( 2 ) having a reflecting surface ( 3 ), or a reflector body ( 2 ) on which a reflective layer ( 9 ) is deposited, and a transparent cover layer ( 4 ) made of polysiloxane formed in a sol-gel process. In order to maintain the known advantages of sol-gel protective coatings and achieve a technologically more advantageous production method, according to the invention, the cover layer ( 4 ) is made of a cross-linked polycondensate product of at least one silicic acid ester and at least one cyclic siloxane oligomer comprising, alkyl, vinyl, and/or aryl groups.

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Номер записи: 84
07-02-2013 дата публикации

Energy efficient sign

Номер: US20130033875A1
Автор: David G. Freier, Michael A. Meis, Patrick R. Fleming
Принадлежит: 3M Innovative Properties Co

A light directing composite film includes a planar top major surface, a planar bottom major surface, a plurality of lenticular lens elements disposed between the top major surface and the bottom major surface, and a plurality of light reflection regions and light transmission regions disposed between the plurality of lenticular lens and the planar bottom major surface.

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Номер записи: 85
14-02-2013 дата публикации

Polyamide microparticles, manufacturing method therefor, optical film using said polyamide microparticles, and liquid crystal display device

Номер: US20130038822A1
Автор: Hajime Aono, Junya Takahashi, Kimio Nakayama, Ryo Sakimoto, Tatsuya Shoji
Принадлежит: UBE Industries Ltd

Disclosed are polyamide microparticles, a manufacturing method therefor, an optical film, and a liquid crystal display device using the polyamide microparticles, whereby polarized light can be efficiently converted to non-polarized light that is close to natural light, without accompanying a change in color, and light from a light source can be evenly diffused. The disclosed polyamide microparticles are characterized by including a spherocrystal structure and exhibiting a crystallite size of at least 12 nm, as measured by wide-angle X ray diffraction, and a crystallinity of at least 50%, as measured by DSC. The disclosed optical film is characterized by having a resin layer that contains the aforementioned polyamide microparticles. The disclosed liquid crystal display device is provided with a light-source device, a rear polarizer, liquid crystal cells, and a front polarizer, and is characterized by having the aforementioned optical film between the light-source device and either the front surface of the front polarizer or the rear surface of the rear polarizer.

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Номер записи: 86
14-02-2013 дата публикации

Projection display device

Номер: US20130038846A1
Автор: Akihiro Yamada, Hayato Takeuchi, Kuniko Kojima
Принадлежит: Mitsubishi Electric Corp

A projection display device has an illumination optical system that includes a light-intensity equalization element, a first optical system, and an aperture regulation member. The aperture regulation member is disposed at a position that is not optically conjugate with the screen, and the aperture regulation member has at least one of the following, using measured or calculated relative illuminances at each of multiple segments of the image formation region or screen: an aperture expansion part provided at a position corresponding to a segment with a low relative illuminance, the aperture expansion part being a cutout that narrows the light-blocking section and widens the aperture section; an aperture contraction part provided at a position corresponding to a segment with a high relative illuminance, the aperture contraction part being a protrusion that widens the light-blocking section and narrows the aperture section.

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Номер записи: 87
21-02-2013 дата публикации

Endoscope Optical System

Номер: US20130044361A1
Автор: Masahiro Katakura
Принадлежит: OLYMPUS MEDICAL SYSTEMS CORP

An endoscope optical system includes a negative lens that focuses light entering along an incident optical axis, a first prism that deflects and emits the light from the negative lens along a first axis substantially orthogonal to the incident optical axis, a second prism having a first reflecting surface, which deflects the light from the first prism along a second axis substantially orthogonal to the first axis and a second reflecting surface that deflects and emits the light, substantially parallel to the first axis and that faces the first prism, a third prism that deflects the light from the second prism substantially parallel to the incident optical axis, and a positive lens that focuses the light from the second prism, in this order from an object side, the negative lens and the first prism being rotatable about the first axis relative to the second prism.

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Номер записи: 88
28-02-2013 дата публикации

Optical reflection element

Номер: US20130050791A1
Автор: Kazuki Komaki, Masaki Tada, Shigeo Furukawa, Shinsuke Nakazono, Soichiro Hiraoka, Toshiaki Horie, Yuta Yamamoto
Принадлежит: Panasonic Corp

An optical reflection element includes a frame, a meandrous vibrating part having an outer end connected with an inside of the frame, and a mirror part supported by an inner end of the meandrous vibrating part. The meandrous vibrating part has a meandrous shape that includes curved portions and vibrating beams alternately connected with the curved portions. A curvature of respective one of the curved portions is smaller than a curvature of at least one of the curved portions which is located closer to the inner end than the respective one of the curved portions. This optical reflection element has a large deflection angle of the mirror part.

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Номер записи: 89
28-02-2013 дата публикации

Lens module

Номер: US20130050850A1
Автор: Tsung-Yu Lin
Принадлежит: Hon Hai Precision Industry Co Ltd

A lens module includes a lens barrel, a number of lenses, a number of opaque plates, and a filter glass. The barrel, the lenses, the opaque plates, and the filter glass all are received in the lens barrel. Each opaque plate is sandwiched between two adjacent lenses. Each lens includes an imaging portion and a non-imaging portion surrounding the imaging portion for engaging an inner sidewall of the lens barrel. The filter glass is arranged closer to an image-side of the lens module than the lens and the opaque plates. The projection of one of the opaque plates arranged closest to the filter glass, along the direction of incident light of the lens module, totally covers the non-imaging portion of the lens arranged closest to the filter glass.

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Номер записи: 90
28-02-2013 дата публикации

Plasmonic waveguides, circuits, and systems

Номер: US20130051748A1
Автор: Edoardo Charbon, Mohammad Azim Karami
Принадлежит: Technische Universiteit Delft

Waveguide structure for propagating a surface plasmon polariton, including an inter-metal plasmonic waveguide ( 1 ). The waveguide structure has two metal strip like structures ( 2, 3 ) positioned parallel to each other and an isolating material structure ( 4 ) positioned between the two metal strip like structures ( 2, 3 ). The two metal strip like structures ( 2, 3 ) are positioned at a fixed distance (d) from each other. The inter-metal plasmonic waveguide ( 1 ) is provided in a single layer of a CMOS processed substrate ( 5 ). Several waveguide structures ( 1 ) may be combined with a crystal like structure ( 6 ) to build logic gates, such as a switch having a gate, source and drain terminal ( 1 G, 1 S, 1 D). Using three dimensional designs spanning several layers in a CMOS processed substrate ( 5 ) very complex yet compact logic circuits may be designed.

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Номер записи: 91
07-03-2013 дата публикации

Solar control glazing with low solar factor

Номер: US20130057951A1
Автор: Jan Sicha, Kadosa Hevesi
Принадлежит: AGC Glass Europe SA

The present invention relates to a substrate carrying a multilayer solar control stack, as well as to a multiple glazing incorporating at least one such sheet of glassy material carrying a solar control stack. The multilayer solar control stack comprises at least n functional layers based on a material which reflects infrared radiation and (n+1) transparent dielectric coatings such that each functional layer is surrounded by transparent dielectric coatings, n being greater than or equal to 3. The stack comprises at least one layer of metallic nature absorbing in the radiation which is visible inside the stack. The invention applies particularly to the formation of solar control glazings with low solar factor.

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Номер записи: 92
07-03-2013 дата публикации

Substrate made of an aluminum-silicon alloy or crystalline silicon, metal mirror, method for the production thereof, and use thereof

Номер: US20130057952A1
Автор: Andreas Gebhardt, Stefan Risse, Thomas Peschel, Wieland Stockl
Принадлежит: Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV

The invention relates to a substrate made of an aluminium-silicon alloy or crystalline silicon to which a polishable layer is applied and also to a metal mirror which comprises this substrate. Furthermore, the invention relates to a method for the production of metal mirrors and also the use of the metal mirror according to the invention.

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Номер записи: 93
21-03-2013 дата публикации

Diffusively Light Reflective Paint Composition, Method For Making Paint Composition, And Diffusively Light Reflective Articles

Номер: US20130069023A1
Автор: Eric Teather, Xiaorong You
Принадлежит: WhiteOptics LLC

A diffusively reflective paint composition is disclosed for use in reflectors in lighting fixtures. The paint is formed by blending macroporous polymeric particles with a paint carrier. The macroporous polymeric particles are formed by reducing a reflective macroporous sheet material. The paint can further comprise solid or hollow microspheres. The paint can be applied to a variety of substrates to form diffusely reflective articles.

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Номер записи: 94
21-03-2013 дата публикации

Optical scanning element and image display device using the same

Номер: US20130070167A1
Автор: Fujio Okumura, Kenji Tagami
Принадлежит: NEC Corp

Provided is an optical scanning element that includes mirror unit 1, and movable unit 2 including mounting unit 7 on which mirror unit is mounted and which is configured to be rotatable. Mirror unit 1 includes: a dielectric multilayer film that reflects a part of incident light while transmitting the remainder of the light; and a first substrate on one surface of which the dielectric multilayer film is formed, and which transmits the remainder of the light passed through the dielectric multilayer film. Mounting unit 7 includes a through-hole at a portion facing the dielectric multilayer film.

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Номер записи: 95
21-03-2013 дата публикации

EUV Light Source Components and Methods for Producing, Using and Refurbishing Same

Номер: US20130070332A1
Автор: BOWERING Norbert R., Khodykin Oleh V.
Принадлежит: CYMER, INC.

A method is disclosed for in-situ monitoring of an EUV mirror to determine a degree of optical degradation. The method may comprise the steps/acts of irradiating at least a portion of the minor with light having a wavelength outside the EUV spectrum, measuring at least a portion of the light after the light has reflected from the mirror, and using the measurement and a pre-determined relationship between mirror degradation and light reflectivity to estimate a degree of multi-layer mirror degradation. Also disclosed is a method for preparing a near-normal incidence, EUV mirror which may comprise the steps/acts of providing a metallic substrate, diamond turning a surface of the substrate, depositing at least one intermediate material overlying the surface using a physical vapor deposition technique, and depositing a multi-layer mirror coating overlying the intermediate material. 1. A method for preparing a near-normal incidence , EUV mirror , said method comprising:providing a substrate;diamond turning a surface of said substrate;depositing at least one intermediate material overlying said surface using physical vapor deposition; anddepositing a multi-layer mirror coating overlying said intermediate material.2. An optic as recited in wherein said substrate comprises multi-crystalline silicon.3. A method for refurbishing a near-normal incidence claim 1 , EUV mirror claim 1 , said method comprising:providing an EUY mirror having a substrate, at least one intermediate material overlying said substrate and a multi-layer mirror coating overlying said intermediate material;removing said multi-layer mirror coating to produce an exposed surface; and thereafterchemically polishing said exposed surface;depositing a smoothing material; anddepositing a multi-layer mirror coating overlying said smoothing material. This application is a divisional of U.S. patent application Ser. No. 13/091,923 filed on Apr. 21, 2011, entitled EUV LIGHT SOURCE COMPONENTS AND METHODS FOR PRODUCING, ...

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Номер записи: 96
21-03-2013 дата публикации

LIGHT REDIRECTING FILM AND DISPLAY SYSTEM INCORPORATING SAME

Номер: US20130070341A1
Автор: Aronson Joseph T., Atkinson Matthew R.C., Boyd Gary T., Jendoubi Slah, Johnson Mitchell A.F., Kaytor Scott R., Kong Steven H., Lu Fei, Pham Tri D., Secor Robert B., Solomonson Steven D., Yapel Robert A.
Принадлежит: 3M INNOVATIVE PROPERTIES COMPANY

Optical films for redirecting light are described, and optical systems, such as display systems, incorporating such optical films are described. 1. An optical film comprising a structured surface havingan optical haze of less than about 10%;an optical clarity of less than about 50%; andwherein at least 85% of the structured surface has a slope magnitude that is less than about 7.5 degrees.2. The optical film of claim 1 , wherein the structures on the structures surface have an average height of less than about 10 μm.3. The optical film of claim 1 , wherein the optical film further comprises a plurality of particles having an average size that is less than about 0.5 microns.4. The optical film of claim 1 , wherein at least 95% of the structured surface has a slope magnitude that is less than about 5 degrees5. The optical film of claim 1 , wherein the structures on the structured surface are distributed such that the film has an RRvalue of less than 2.6. An optical film comprising a structured surface havingan optical haze of less than about 7.5%;an optical clarity of less than about 60%;wherein at least 90% of the structured surface has a slope magnitude that is less than about 7.5 degrees; andwherein the optical film comprises a plurality of particles having an average size that is less than about 0.5 microns.7. The optical film of claim 6 , wherein the structures on the structured surface have an average height of less than about 7.5 μm.8. The optical film of claim 6 , wherein at least 95% of the structured surface has a slope magnitude of less than about 5 degrees.9. The optical film of claim 6 , wherein the structures on the structured surface are distributed such that the film has an RRvalue of less than 2.10. An optical film comprising a structured surface havingan optical haze of less than about 3%;an optical clarity of less than about 65%; andwherein at least 90% of the structured surface has a slope magnitude that is less than about 5 degrees.11. The optical ...

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Номер записи: 97
28-03-2013 дата публикации

Zinc oxide based front electrode doped with yttrium for use in photovoltaic device or the like

Номер: US20130074922A1
Автор: Alexey Krasnov
Принадлежит: Guardian Industries Corp

Certain example embodiments of this invention relate to an electrode (e.g., front electrode) for use in a photovoltaic device or the like. In certain example embodiments, a transparent conductive oxide (TCO) based front electrode for use in a photovoltaic device is of or includes zinc oxide, or zinc aluminum oxide, doped with yttrium (Y). In certain example embodiments, the addition of the yttrium (Y) to the conductive zinc oxide or zinc aluminum oxide is advantageous in that potential conductivity loss of the electrode can be reduced or prevented. In other example embodiments, a low-E coating may include a layer of or including zinc oxide, or zinc aluminum oxide, doped with yttrium (Y).

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Номер записи: 98
28-03-2013 дата публикации

Method and Structure for Non-Linear Optics

Номер: US20130075674A1
Автор: Alekel Theodore
Принадлежит: Deep Photonics Corporation

A compound for non-linear optics for use at 350 nm and below. The compound includes a material for non-linear optics comprising AMAlBO. x is larger than or equal to zero and smaller than or equal to 0.1, A is selected from a group consisting of Sc, Y, La, Yb, and Lu, and M is selected from a group consisting of Sc, Y, La, Yb, and Lu. The compound is free from a molybdenum bearing impurity of at least 1000 parts per million. 125.-. (canceled)26. A compound for non-linear optics for use at 350 nm and below , the compound comprising:{'sub': x', '(1-x)', '3', '4', '12, 'a material for non-linear optics comprising AMAlBO; x is larger than or equal to zero and smaller than or equal to 0.1;'} A is selected from a group consisting of Sc, Y, La, Yb, and Lu;', 'M is selected from a group consisting of Sc, Y, La, Yb, and Lu;', 'the compound is free from a molybdenum bearing impurity of at least 1000 parts per million., 'wherein27. The compound of wherein M is La.28. The compound of wherein M is Lu.29. The compound of wherein M is Sc.30. The compound of wherein M is Y.31. The compound of wherein M is Yb.32. The compound of wherein A is Sc.33. The compound of wherein A is Y.34. The compound of wherein A is La.35. The compound of wherein A is Yb.36. The compound of wherein A is Lu.37. The compound of wherein the compound is free from a molybdenum bearing impurity of at least 500 parts per million.38. The compound of wherein the compound is free from a molybdenum bearing impurity of at least 100 parts per million.39. The compound of wherein the compound is free from a molybdenum bearing impurity of at least 10 parts per million.40. The compound of wherein the compound is free from a molybdenum bearing impurity of at least 1 part per million.41. The compound of wherein the compound is substantially free from a molybdenum bearing impurity.42. The compound of wherein the use is associated with a wavelength ranging from about 350 nanometers to 160 nm.43. The compound of wherein the ...

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Номер записи: 99
28-03-2013 дата публикации

Optical deflector, optical deflection apparatus, and liquid crystal display apparatus using the optical deflector and the optical deflection apparatus

Номер: US20130077024A1
Автор: Katsuhiko Hayashi, Keiji Sugiyama, Shinichi Shikii
Принадлежит: Panasonic Corp

An optical deflector which deflects incident light, includes an optical deflection element which deflects the incident light when a distribution of internal refraction indexes of the optical deflection element is modulated. The light incident on the optical deflection element is emitted from the optical deflection element after passing through the optical deflection element a plurality of times.

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Номер записи: 100