发明名称 Optical unit and image display apparatus
摘要 The present invention discloses the structure of the array lens that at least any one of the diagonal size, vertical size and lateral size of lens cell is set to almost 1/(4.5 or more) for each corresponding size of the display elements, the structure that the diagonal size of lens cell is set to almost 0.18 inch or less, the structure that the total number of lens cells is set to almost 240 or more and the structure that the lens focal distance of lens cell is set to almost 30 mm or less.
申请公布号 US7327520(B2) 申请公布日期 2008.02.05
申请号 US20060492089 申请日期 2006.07.25
申请人 HITACHI, LTD. 发明人 OHUCHI SATOSHI;YATSU MASAHIKO;IMAHASE TARO;MIYOSHI TOMOHIRO;OTSUKA YASUO;MARUYAMA TAKESUKE
分类号 G02B27/00;G02B27/10;G02B3/00;G02B27/28;H04N9/31 主分类号 G02B27/00
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