Dr. Yankun Zhen Profile

Dr. Yankun Zhen

at Xi'an Shiyou Univ

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Author

Publications (2)

Proceedings Article | 28 November 2007 Paper

The optimal design of TIR lens for improving LED illumination uniformity and efficiency

Yankun Zhen, Zhenan Jia, Wenzi Zhang

Proceedings Volume 6834, 68342K (2007) https://doi.org/10.1117/12.756101

KEYWORDS: Light emitting diodes, Lens design, LED lighting, Spatial light modulators, Projection systems, Optical components, Beam shaping, Light sources, Optimization (mathematics), Reflection

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SPIE Journal Paper | 1 May 2007

Ultrahigh-performance lamp illumination system with compound parabolic retroreflector for a single liquid-crystal-on-silicon panel display

Yankun Zhen, Zi Ye, Feihong Yu

OE, Vol. 46, Issue 05, 054001, (May 2007) https://doi.org/10.1117/12.10.1117/1.2736310

KEYWORDS: Liquid crystal on silicon, Lamps, Retroreflectors, Projection systems, Light sources, Imaging systems, Optical engineering, Light, Reflectors, Illumination engineering

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