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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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Применить Всего найдено 3. Отображено 3.
01-07-2018 дата публикации

Long-wavelength infrared camera with 54 degree angle of view and lens for the camera

Номер: TW0201823787A
Автор: SHIN SEUNG-CHUL, JEOUNG SUK-HYUN, SHIN, SEUNG-CHUL, JEOUNG, SUK-HYUN
Принадлежит:

This invention relates to a longwave infrared ray camera with 54 degrees of horizontal field of view and a lens for a camera, and including a concave surface (R2) refracting an incident light from a subject firstly and made of an optical material for molding; and a lens with 54 degrees of a horizontal field of view having a convex surface (R3) refracting the light passes through the concave surface (R2) secondly, wherein the concave surface (R2) and the convex surface (R3) are defined by the relationship described under the following formula 1, Table 1 and Table 2, z=ch2/1+2 √ 1-(1+k)c2h2+A4h4+Aa6h6+A8h8+A10h10 (formula 1) where k is a conic constant, A4, A6, A8, and A10 are an asphericity, h is a distance from an optical axis to the concave surface or the convex surface, and c is a centralcurvature; (Table 1) (Table 1) where, the curvature and thickness of the surfaces have a tolerance of ± 0.5%; and (diameter of the concave surface (R2)) / (diameter of the convex surface (R3)) is 0.46 ...

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Номер записи: 1
16-04-2018 дата публикации

Long-wavelength infrared camera with 21 degree angle of view and lens for the camera

Номер: TW0201815152A
Автор: SHIN SEUNG-CHUL, JEOUNG SUK-HYUN, SHIN, SEUNG-CHUL, JEOUNG, SUK-HYUN
Принадлежит:

This invention relates to a longwave infrared ray camera with 21 degrees of horizontal field of view and a lens for a camera, and including a concave surface (R2) refracting an incident light from a subject firstly and made of an optical material for molding; and a lens with 21 degrees of a horizontal field of view having a convex surface (R3) refracting the light passes through the concave surface (R2) secondly, wherein the concave surface (R2) and the convex surface (R3) are defined by the relationship described under the following formula 1, Table 1 and Table 2, where k is a conic constant, A4, A6, A8, and A10 are an asphericity, h is a distance from an optical axis to the concave surface or the convex surface, and c is a centralcurvature; where, the curvature and thickness of the surfaces have a tolerance of ± 0.5%; and (diameter of the concave surface (R2))/(diameter of the convex surface (R3)) is 0.57 (tolerance of ± 0.5%).

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Номер записи: 2
16-04-2018 дата публикации

Long-wavelength infrared camera with 90 degree angle of view and lens for the camera

Номер: TW0201815153A
Автор: SHIN SEUNG-CHUL, JEOUNG SUK-HYUN, SHIN, SEUNG-CHUL, JEOUNG, SUK-HYUN
Принадлежит:

This invention relates to a longwave infrared ray camera with 90 degrees of horizontal field of view and a lens for a camera, and including a concave surface (R2) refracting an incident light from a subject firstly and made of an optical material for molding; and a lens with 90 degrees of a horizontal field of view having a convex surface (R3) refracting the light passes through the concave surface (R2) secondly, wherein the concave surface (R2) and the convex surface (R3) are defined by the relationship described under the following formula 1, Table 1 and Table 2, where k is a conic constant, A4, A6, A8, A10 and A12 are an asphericity, h is a distance from an optical axis to the concave surface or the convex surface, and c is a centralcurvature; where, the curvature and thickness of the surfaces have a tolera nce of ± 0.5%; and (diameter of the concave surface (R2))/(diameter of the convex surface (R3)) is 0.45 (tolerance of ± 0.5%).

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Номер записи: 3