发明名称 Projector apparatus with mirror means
摘要 A projection lens, for enlarging and projecting an image displayed on a liquid crystal display panel onto a transmission type screen provided at a display window of a projector case, is arranged so that its optical axis is perpendicular to the optical axis of projection toward the transmission type screen. At least one mirror, for reflecting an image projected through the projection lens toward the transmission type screen, is arranged between the projection lens and the transmission type screen. The liquid crystal display panel is arranged such that its optical axis is perpendicular to the optical axis of the projection lens. At least one mirror, for reflecting an image displayed on the liquid crystal display panel toward the projection lens, is arranged between the liquid crystal display panel and the projection lens.
申请公布号 US4875064(A) 申请公布日期 1989.10.17
申请号 US19870079883 申请日期 1987.07.30
申请人 CASIO COMPUTER CO., LTD. 发明人 UMEDA, OSAMU;NAKAKUSU, TOHRU;SATO, MAKOTO;SHIMAZAKI, TATSUO
分类号 G02B3/00;G02B5/02;G03B21/10;G03B21/62;H04N5/74;(IPC1-7):G03B21/10 主分类号 G02B3/00
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