ANALOG DISTORTED HELIX FERROELECTRIC LIQUID-CRYSTAL-ON-SILICON SPATIAL LIGHT-MODULATOR

被引:4
|
作者
MCKNIGHT, DJ [1 ]
JOHNSON, KM [1 ]
FOLLETT, MA [1 ]
机构
[1] BOULDER NONLINEAR SYST INC,BOULDER,CO 80301
关键词
D O I
10.1364/OL.20.000513
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report what are to our knowledge the first results from a liquid-crystal-on-silicon spatial light modulator that uses the distorted helix ferroelectric mode to perform analog Light modulation. The spatial light modulator is an electronically addressed analog 128 x 128 pixel device with which we have demonstrated 16 gray levels and contrast of 33:1 in the zeroth diffracted order and 6:1 when imaged. The liquid-crystal switching speed in this device is approximate to 235 mu s, which when added to the data load time of 100 mu s gives a maximum frame rate of approximate to 3 kHz.
引用
收藏
页码:513 / 515
页数:3
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