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检索条件"任意字段=Conference on Current Developments in Lens Design and Optical Engineering XXV"
444 条 记 录,以下是221-230 订阅
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Testing and alignment of freeform based multi-mirror telescopes  16
Testing and alignment of freeform based multi-mirror telesco...
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conference on current developments in lens design and optical engineering XVI
作者: Zhang, Xue-jun Hu, Hai-xiang Xue, Dong-lin Li, Ming Chinese Acad Sci Changchun Inst Opt & Fine Mech & Phys Changchun 130033 Jilin Peoples R China Univ Chinese Acad Sci Beijing 100049 Peoples R China
Three Mirror Anastigmat (TMA) systems including both on-axis and off-axis configurations have been widely used in space applications. In some designs, to correct for high order aberrations and realize large FOV, freef... 详细信息
来源: 评论
Color mixing collimating lamp based on RGB LEDs
Color mixing collimating lamp based on RGB LEDs
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conference on current developments in lens design and optical engineering XIII
作者: Lo, Yi-Chien Moreno, Ivan Chiu, Bo-Chun Chien, Wei-Ting Cai, Jhih-You Chang, Yu-Yu Sun, Ching-Cherng Natl Cent Univ Inst Lighting & Display Sci Dept Opt & Photon Chungli 320 Taiwan
A novel light luminaire is proposed and experimentally analyzed, which efficiently mixes and projects the tunable light from red, green and blue (RGB) light-emitting diodes (LEDs). Simultaneous light collimation and c... 详细信息
来源: 评论
Microelectrofluidic lens for Variable Curvature
Microelectrofluidic Lens for Variable Curvature
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conference on current developments in lens design and optical engineering XIII
作者: Chang, Jong-hyeon Lee, Eunsung Jung, Kyu-Dong Lee, Seungwan Choi, Minseog Kim, Woonbae Samsung Adv Inst Technol Micro Syst Lab Yongin 446712 Gyeonggi Do South Korea
This paper presents a tunable liquid lens based on microelectrofluidic technology which integrates electrowetting and microfluidics. In the novel microelectrofluidic lens (MEFL), electrowetting in the hydrophobic surf... 详细信息
来源: 评论
LED Collimation Module for Time Sequential Back Light System  15
LED Collimation Module for Time Sequential Back Light System
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conference on current developments in lens design and optical engineering XV
作者: Lin, Jou-Hui Lee, Chi-Hung Tai, An-Ching Chen, Yu-Hsuan Ma, Shih-Hsin Feng Chia Univ Dept Photon Wenhwa Rd Taichung 40724 Taiwan Feng Chia Univ Dept Elect Engn Taichung 40724 Taiwan
In this study, a collimated LED light source has been developed as a colorful liquid crystal display backlight, which is driven by a two-field driving scheme to display color. In each field, the angular rays of two co... 详细信息
来源: 评论
Caustic surface produced by a plane wavefront refracted through positive bi-conic lenses.  17
Caustic surface produced by a plane wavefront refracted thro...
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conference on current developments in lens design and optical engineering XVII
作者: Ponce-Hernandez, Osvaldo Avendano-Alejo, Maximino Roman-Hernandez, Edwin Moreno-Oliva, Ivan Univ Nacl Autonoma Mexico Ctr Ciencias Aplicadas & Desarrollo Tecnol Apdo Postal 70-186 Mexico City 04510 DF Mexico Univ Istmo Div Estudios Posgrado Campus Tehuantepec Cd Univ S-N Santo Domingo Tehuantepe 70760 Oaxaca Mexico
We study the formation of caustic surfaces produced by bi-conic lenses, considering a plane wavefront propagating parallel to the optical axis. We have already seen that the shape of caustic surfaces can represent the... 详细信息
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design of an anastigmatic three-mirror telescope using freeform surfaces  11
Design of an anastigmatic three-mirror telescope using freef...
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conference on current developments in lens design and optical engineering XXI
作者: Alvarado-Martinez, J. J. Granados-Agustin, F. S. Vazquez-y Montiel, S. Cornejo-Rodriguez, A. A. INAOE Luis Enrique Erro 1 Sta Maria Tonanzintla Cholula Pue Mexico UIEPA Los Ilanos Kilometro 1 San Andres Tlayehualanci Ahuacatlan Pue Mexico
This paper proposes the design of an anastigmatic three-mirror telescope using freeform surfaces for the correction of spherical aberration, coma, astigmatism, and field curvature, allowing a wide field of view (FOV) ... 详细信息
来源: 评论
optical designs for the Mars '03 rover cameras
Optical designs for the Mars '03 rover cameras
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conference on current developments in lens design and optical engineering II
作者: Smith, GH Hagerott, EC Scherr, LM Herkenhoff, KE Bell, JF GHS Opt Pasadena CA 91101 USA
In 2003, NASA is planning to send two robotic rover vehicles to explore the surface of Mars. The spacecraft will land on airbags in different, carefully chosen locations. The search for evidence indicating conditions ... 详细信息
来源: 评论
Integral optical system design of injection molded optics
Integral optical system design of injection molded optics
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conference on current developments in lens design and optical engineering IV
作者: Bäumer, S Shulepova, L Willemse, J Renkema, K Philips High Tech Plast NL-5503 LP Veldhoven Netherlands
Injection molded optics are frequently applied in many high volume applications. Bar code scanners.. CD / DVD systems, CMOS cameras are a few examples. In all of these applications cost effective and fast design cycle... 详细信息
来源: 评论
Application of the light field for a simulation to evaluate the MTF of optical lens systems using rendering
Application of the light field for a simulation to evaluate ...
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conference on current developments in lens design and optical engineering XIV
作者: Horiuchi, Shuma Yamamoto, Manabu Tokyo Univ Sci Dept Appl Elect Katsushika Ku Tokyo 1258585 Japan
The modulation transfer function (MTF) in lens systems can be simulated using rendering. Here, the MTF is obtained by rendering test charts with bar target patterns after they are passed through an optical imaging sys... 详细信息
来源: 评论
Low profile optic design for mobile camera using dual freeform reflective lenses
Low profile optic design for mobile camera using dual freefo...
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conference on current developments in lens design and optical engineering VII
作者: Jeong, Ho-Seop Yoo, Ho-Sik Lee, Sang-Hyuk Oh, Hae-Ran Samsung Elect Mech Cent R&D Inst Opt Lab Suwon 443743 South Korea
Aspherical glass or plastic lenses are usually adapted in the camera module of handheld phone. Recently, slimmer cameras are required according to reducing thickness of handheld phone. In this paper, we present an ult... 详细信息
来源: 评论