发明名称 Backprojection transparency viewer
摘要 A method of transparency viewing, including: placing a transparency at a viewing surface, forming a light pattern and projecting the light pattern to back-illuminate the transparency. Preferably, the light pattern is formed by spatially modulating a beam of light using a plurality of light valves.
申请公布号 US6309074(B1) 申请公布日期 2001.10.30
申请号 US19970981106 申请日期 1997.12.17
申请人 SMARTLIGHT LTD. 发明人 INBAR DAN;SHAFFIR ERAN
分类号 G03B21/00;G02B27/02;(IPC1-7):G03B21/14 主分类号 G03B21/00
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