Optical design for a LCD projection lens

Qinhua Huang*, Haobo Cheng, Yongtian Wang

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The optical design of projection objectives is a key to the LCD projection technology, which will have a great impact on the quality of projection image. The method of the design for the LCD projection objective is very close to that for photographic lens. In this paper, a LCD projection objective is designed. Based on the inverse telephoto objective, the initial optical structure is obtained through complication so that the seven primary aberrations of the initial system can be corrected. The optical design software ZEMAX is employed to have the initial system optimized. The optimization result meets the technique requirements: the effective focal length 50mm, F/6, the full field of view ±20°, distortion greater than 0.1% and MTF above 0.1 at 40lp/mm.

Original languageEnglish
Title of host publicationSeventh International Symposium on Instrumentation and Control Technology
Subtitle of host publicationOptoelectronic Technology and Instruments, Control Theory and Automation, and Space Exploration
DOIs
Publication statusPublished - 2008
Event7th International Symposium on Instrumentation and Control Technology: Optoelectronic Technology and Instruments, Control Theory and Automation, and Space Exploration - Beijing, China
Duration: 10 Oct 200813 Oct 2008

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume7129
ISSN (Print)0277-786X

Conference

Conference7th International Symposium on Instrumentation and Control Technology: Optoelectronic Technology and Instruments, Control Theory and Automation, and Space Exploration
Country/TerritoryChina
CityBeijing
Period10/10/0813/10/08

Keywords

  • Inverse telephoto objective
  • LCD
  • Optical design
  • Projection optical system

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