发明名称 Increasing contrast of displays, focuses incident light through diaphragm aperture onto absorbing or deflecting surface
摘要 <p>An optical unit (1) including a lens and/or a mirror (14, 16), focuses incident light (5) through an opening (6) in a diaphragm (2) onto a component (3) absorbing light (and/or deflecting it away). An independent claim is included for the corresponding method.</p>
申请公布号 DE10234153(A1) 申请公布日期 2004.01.08
申请号 DE2002134153 申请日期 2002.07.26
申请人 MASCHEK, HUBERTUS 发明人 MASCHEK, HUBERTUS
分类号 F21S8/00;G02B27/00;G02F1/1335;(IPC1-7):G09F9/30;G08G1/095 主分类号 F21S8/00
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