发明名称 Projection type video display
摘要 There are provided a write light valve for generating image-writing light by modulating write light, a driver for writing images into the write light valve based on image data, read light valves for each color for generating respective color image lights by modulating each received color illumination light, an imaging lens group for guiding the image-writing light emitted from the write light valve to the respective read light valves, a dichroic cube for combining together color image lights emitted from the respective read light valves, a projection lens for projecting each color image light combined together. The imaging lens group has a distortion aberration which reduces or cancels out a distortion aberration of the projection lens.
申请公布号 US2007201006(A1) 申请公布日期 2007.08.30
申请号 US20070710992 申请日期 2007.02.27
申请人 SANYO ELECTRIC CO., LTD. 发明人 AMANO RYUHEI;YOKOTE YOSHIHIRO;KANAYAMA HIDEYUKI;ARAI KAZUHIRO;IKEDA TAKASHI;MIWA TAKASHI
分类号 G03B21/00 主分类号 G03B21/00
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