发明申请
- 专利标题: Projection type display apparatus
- 专利标题(中): 投影式显示装置
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申请号: US10886550申请日: 2004-07-09
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公开(公告)号: US20050007555A1公开(公告)日: 2005-01-13
- 发明人: Yuji Manabe , Tetsuo Hattori
- 申请人: Yuji Manabe , Tetsuo Hattori
- 专利权人: Nikon Corporation
- 当前专利权人: Nikon Corporation
- 优先权: JP2003-194976 20030710
- 主分类号: G02B27/28
- IPC分类号: G02B27/28 ; G03B21/14
摘要:
A projection type display apparatus includes: a reflection type light valve; a polarization beam splitter that emits light obtained through polarization split executed thereat on light from a light source toward the reflection type light valve, analyzes light modulated at the reflection type light valve and includes a light blocking portion disposed near an outer edge of an exit surface through which the analyzed light exits; and a projection lens through which the analyzed light is projected.
公开/授权文献
- US07377655B2 Projection type display apparatus 公开/授权日:2008-05-27
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