发明名称 PROJECTION APPARATUS
摘要 A projection apparatus includes three liquid crystal panels for independently controlling respective color light components of red, green and blue for a color image to be reproduced. The apparatus further includes devices for subjecting the respective color light components to additive mixture so as to reproduce the color image. Each of the liquid crystal panels is constituted by a nematic type simple matrix liquid crystal panel having twist angle phi of its liquid crystal molecule represented by 210 DEG </= phi </=300 DEG .
申请公布号 US5054910(A) 申请公布日期 1991.10.08
申请号 US19890415711 申请日期 1989.10.02
申请人 SHARP KABUSHIKI KAISHA 发明人 KOZAKI, SHYUICHI;FUNADA, FUMIAKI
分类号 G02F1/13;G09F9/00;H04N5/74;H04N9/31 主分类号 G02F1/13
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