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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211-220 订阅
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Graphically selecting optical components and housing material for color correction and passive athermalization
Graphically selecting optical components and housing materia...
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conference on current developments in lens design and optical engineering XIII
作者: Schwertz, Katie Dillon, Dan Sparrold, Scott Edmund Opt Tucson AZ USA
This paper will demonstrate a graphical method for selecting a pair of optical components to simultaneously achromatize and passively athermalize an imaging lens for use in a housing with a particular coefficient of t... 详细信息
来源: 评论
design of Large Aperture Four Group Elements Mid-wave Infrared Zoom lens
Design of Large Aperture Four Group Elements Mid-wave Infrar...
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conference on current developments in lens design and optical engineering XIII
作者: Ji Yiqun Shi Rongbao He Hucheng Shen Weimin Soochow Univ Inst Modern Opt Technol Key Lab Adv Opt Mfg Technol Jiangsu Prov Suzhou 215006 Jiangsu Peoples R China
Zoom lens with variable focal length is well fit for researching objectives far and near. design of zoom lens working at mid-wave infrared wavelength (7.7-10.3 m) and its view field 10 degrees is presented. Determinat... 详细信息
来源: 评论
Reflaxicon objectives for imaging
Reflaxicon objectives for imaging
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conference on current developments in lens design and optical engineering XIII
作者: Nadorff, Georg DeWitt, Frank CVI Melles Griot Rochester NY 14620 USA
We introduce a novel application of reflective axicon surfaces to high performance image-forming objectives. The reflective surfaces are arranged such that the optical and mechanical axes are collinear, yet have the p... 详细信息
来源: 评论
Gain in optical Coatings
Gain in Optical Coatings
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conference on current developments in lens design and optical engineering XIII
作者: Macleod, Angus Clark, Christopher Thin Film Ctr Inc Tucson AZ 85716 USA
The introduction of gain into an optical medium is most easily accomplished by reversing the sign of the extinction coefficient. The theoretical expression for reflectance at a simple boundary between a dielectric, lo... 详细信息
来源: 评论
design and fabrication of imaging optical systems with freeform surfaces
Design and fabrication of imaging optical systems with freef...
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conference on current developments in lens design and optical engineering XIII
作者: Zhang Xin Zheng Ligong He Xin Wang Lingjie Zhang Feng Yu Shuqin Shi Guangwei Zhang Binzhi Liu Qiang Wang Tongtong Changchun Inst Opt Key Lab Opt Syst Adv Mfg Technol Changchun 130033 Peoples R China
Freeform surfaces provide more degrees of freedom for design of optical systems, and enhance the ability of compensation and correction aberrations. Freeform surfaces are of advantage to balance the unsymmetrical aber... 详细信息
来源: 评论
Thermal optical Path Difference Analysis of Off-Axis lens Ray Trace Foot-Print at Cassegrain telescope correct lens assembly
Thermal Optical Path Difference Analysis of Off-Axis Lens Ra...
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conference on current developments in lens design and optical engineering XIII
作者: Hsu, Ming-Ying Lin, Yu-Chuan Chan, Chia-Yen Lin, Wei-Cheng Chang, Shenq-Tsong Huang, Ting-Ming Natl Appl Res Labs Instrument Technol Res Ctr Hsinchu 300 Taiwan
The Cassegrain telescope system in this study, is discussion correct lens thermal OPD (optical Path Difference) effect optical performance. The correct lens assembly are includes several components such as correct len... 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
design and development of bi-directional Viewer
Design and development of bi-directional Viewer
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conference on current developments in lens design and optical engineering XIII
作者: Yu, Zong-Ru Ho, Cheng-Fang Liu, Annie Lee, Tai-Wen Lin, Wen-Lung Hsu, Wei-Yao Natl Appl Res Labs Instrument Technol Res Ctr Hsinchu 300 Taiwan
Bi-directional viewer just likes a lens of camera. Unlike conventional camera lens, the bi-directional viewer captures not only front view but also side view around the bi-directional viewer. The barrel of bi-directio... 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
Eliminating Dewar Narcissus artifacts induced by moving optics in infrared staring focal plane sensors
Eliminating Dewar Narcissus artifacts induced by moving opti...
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conference on current developments in lens design and optical engineering XIII
作者: McCulloch, Philip M. Olson, Craig Goodman, Timothy D. L3 Commun Sonoma EO Santa Rosa CA 95403 USA
Staring infrared imagers have multiple surfaces within the integrated Dewar assembly which contribute to non-traditional Narcissus artifacts. Static non-uniformity correction is insufficient to remove dynamic Narcissu... 详细信息
来源: 评论