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检索条件"任意字段=Conference on Current Developments in Lens Design and Optical Engineering VII"
467 条 记 录,以下是281-290 订阅
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lens design and system optimization for foveated imaging
Lens design and system optimization for foveated imaging
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conference on current developments in lens design and optical engineering IX
作者: Curatu, George Harvey, James E. LightPath Technol 2603 Challenger Tech Ct Orlando FL 32826 USA Univ Cent Florida Orlando FL 32816 USA
Foveated imaging addresses the need for compact wide-angle imagers capable of high-resolution and compressed data transmission. The principle behind foveated imaging is to cover a wide field-of-view (FOV) with a relat... 详细信息
来源: 评论
Development and optical testing of the camera, hand lens, and microscope probe with scannable laser spectroscopy (CHAMP-SLS)
Development and optical testing of the camera, hand lens, an...
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conference on current developments in lens design and optical engineering IX
作者: Mungas, Greg S. Guersel, Yekta Sepulveda, Cesar A. Anderson, Mark La Baw, Clayton Johnson, Kenneth R. Deans, Matthew Beegle, Luther Boynton, John CALTECH Jet Prop Lab 4800 Oak Grove Dr Pasadena CA 91109 USA NASA Ames Res Ctr Moffett Field CA 94035 USA
Conducting high resolution field microscopy with coupled laser spectroscopy that can be used to selectively analyze the surface chemistry of individual pixels in a scene is an enabling capability for next generation r... 详细信息
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Correctly making panoramic imagery and the meaning of optical center
Correctly making panoramic imagery and the meaning of optica...
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conference on current developments in lens design and optical engineering IX
作者: Johnson, R. Barry Alabama A&M Univ Dept Phys Normal AL 35762 USA
The production and viewing of panoramic scenes have fascinated people for over a millennium beginning with the camera obscura. With the advent of photography in the mid-1800s, techniques were developed to create panor... 详细信息
来源: 评论
High-resolution UV relay lens for particle size distribution measurements using holography
High-resolution UV relay lens for particle size distribution...
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conference on current developments in lens design and optical engineering IX
作者: Malone, Robert M. Capelle, Gene A. Cox, Brian C. Frogget, Brent C. Grover, Mike Kaufman, Morris I. Pazuchanics, Peter Sorenson, Danny S. Stevens, Gerald D. Tibbitts, Aric Turley, William D. Natl Secur Technol LLC Los Alamos Operat 182 E Gate Dr Los Alamos NM 87544 USA Natl Secur Technol LLC Special Technol Lab Santa Barbara CA 93111 USA Los Alamos Natl Lab Los Alamos NM 87545 USA
Shock waves passing through a metal sample can produce ejecta particulates at a metal-vacuum interface. Holography records particle size distributions by using a high-power, short-pulse laser to freeze particle motion... 详细信息
来源: 评论
design and analysis of a diffractive astigmatic lens for DVD pickup
Design and analysis of a diffractive astigmatic lens for DVD...
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conference on current developments in lens design and optical engineering viiI
作者: Chen, Wen-Jie Chen, Cheng-Huan Univ Minnesota Dept Elect & Comp Engn St Paul MN USA Natl Tsing Hua Univ Dept Power Mech Engn Hsinchu Taiwan
A refractive astigmatic lens is employed to generate a focus error signal (FES) for servo control in general optical pickup. In this paper, a diffractive optical element (DOE) is designed to implement optical function... 详细信息
来源: 评论
Studies of the manufacturability of the HOE included in objective of BD/DVD combined optical pick-up head according to the objective lens glass type - art. no. 66670O
Studies of the manufacturability of the HOE included in obje...
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conference on current developments in lens design and optical engineering viiI
作者: Lisitsyna, N. V. Bauman Moscow State Tech Univ Moscow 105005 Russia
The new combined optical pick-up head for recording and playback of information on DVD and BD format discs was developed. The same objective is used for both channels. It consists of the objective lens and Holographic... 详细信息
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Mechanical design and analysis of a variable focal length lens
Mechanical design and analysis of a variable focal length le...
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conference on current developments in lens design and optical engineering viiI
作者: Gonzalez-Garcia, Jorge Cruz-Martinez, Victor Manuel Mendoza-Jasso, Alvaro Jesus Santiago-Alvarado, Agustin Vazquez-Montiel, Sergio Rayas-Alvarez, Juan Antonio Castro-Ramos, Jorge Univ. Tecnológica de la Mixteca (Mexico) Instituto Nacional de Astrofísica Óptica y Electrónica (Mexico) Ctr. de Investigaciones en Óptica (Mexico)
Studies on adaptive lenses, which are formed of two transparent elastic surfaces and have a transparent liquid medium between them, have focused mostly on the characterization, analysis and optical performance of the ... 详细信息
来源: 评论
A compact and cost effective design for cell phone zoom lens
A compact and cost effective design for cell phone zoom lens
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conference on current developments in lens design and optical engineering viiI
作者: Chang, Chir-Weei Wu, Ching-Chin Ind Technol Res Inst Elect & Optoelect Res Labs 195Sec 4Chung Hsing Rd Hsinchu 310 Taiwan EFUN Technol Co Ltd Tainan 70955 Taiwan
A compact zoom lens design for cell phone is presented. A three groups lens system with five lens element is designed for cell phone camera with 3M pixels and 2.5 similar to 3X optical zoom. The first lens is a negati... 详细信息
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optical design method for high zoom ratio lens with liquid lens and digital signal processing
Optical design method for high zoom ratio lens with liquid l...
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conference on current developments in lens design and optical engineering viiI
作者: Hu, Chao-Chang Fang, Yi Chin Tsai, Chen-Mu Lin, Han-Ching Su, Han-Wei Lin, Yu-Cheng Industrial Technology Research Institute-South (Taiwan) National Kaohsiung Univ. of Science and Technology (Taiwan) Kun Shan Univ. (Taiwan)
This research proposes a newly developed method to high zoom lens for mobile phone use, which the overall length is restricted in mobile phone size acceptable. Generally speaking, the optical design with liquid lens m... 详细信息
来源: 评论
Aplanatic hybrid lenses
Aplanatic hybrid lenses
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conference on current developments in lens design and optical engineering viiI
作者: Garcia-Lievanos, O. Vazquez-Montiel, S. Inst Nacl Astrofis Opt & Electr Luis Enr Erro 1 Puebla 72000 Mexico
We propose a novel method to correct the spherical and coma aberration using a hybrid element (refractive-diffractive). The refractive surface is used to correct the coma, we obtain this condition curving the second p... 详细信息
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