DIFFRACTION EFFICIENCY ANALYSIS OF A PARALLEL-ALIGNED NEMATIC-LIQUID-CRYSTAL SPATIAL LIGHT-MODULATOR

被引:123
作者
MUKOHZAKA, N
YOSHIDA, N
TOYODA, H
KOBAYASHI, Y
HARA, T
机构
[1] Hamamatsu Photonics K.K, Hamakita City, Shizuoka, 434
来源
APPLIED OPTICS | 1994年 / 33卷 / 14期
关键词
SPATIAL LIGHT MODULATOR; PHASE MODULATION; LIQUID CRYSTAL; AMORPHOUS SILICON; LIQUID-CRYSTAL LIGHT VALVE; DIFFRACTION EFFICIENCY;
D O I
10.1364/AO.33.002804
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
An optically addressed parallel-aligned nematic-liquid-crystal spatial light modulator is developed for applications in optical information processing and interferometry. Its performance, including diffraction efficiency, is measured, and a theoretical analysis of diffraction efficiency is performed. A comparison between the experimental results and the theoretical analysis shows good agreement. The diffraction efficiency of near-sinusoidal gratings written on the device is of the order of 30%, which is close to theoretical maximum.
引用
收藏
页码:2804 / 2811
页数:8
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