发明名称 Device for the production and modulation of monochromatic light
摘要 An improved apparatus is disclosed for producing and modulating monochromatic light and is characterized by a bright, high contrast display surface. The apparatus includes a linear polarizer positioned between a light source and a liquid crystal cell, and utilizes, as a reflector, a substance with a helical structure. A circular polarizer is positioned between the liquid crystal cell and the reflector.
申请公布号 US4032218(A) 申请公布日期 1977.06.28
申请号 US19750581082 申请日期 1975.05.27
申请人 BBC BROWN BOVERI & COMPANY LIMITED 发明人 SCHEFFER, TERRY J.
分类号 G02F1/1347;C09K19/50;G02B5/30;G02F1/1335;G02F1/13363;G02F1/139;G09F9/00;(IPC1-7):G02F1/13 主分类号 G02F1/1347
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