- 专利标题: Projection display device
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申请号: US14207668申请日: 2014-03-13
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公开(公告)号: US09319624B2公开(公告)日: 2016-04-19
- 发明人: Hirokazu Sakaguchi
- 申请人: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- 申请人地址: JP Osaka
- 专利权人: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- 当前专利权人: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- 当前专利权人地址: JP Osaka
- 代理机构: Shinjyu Global IP
- 优先权: JP2013-056319 20130319; JP2013-262194 20131219
- 主分类号: H04N5/74
- IPC分类号: H04N5/74 ; G03B21/20 ; H04N9/31
摘要:
A projector 100 comprising a light source (130), a reflective light bulb (DMD 180), a projection optical system, an illumination optical system (120) that guides light emitted from the light source to the reflective light bulb, a stationary aperture (166), and a movable aperture (167).
公开/授权文献
- US09357156B2 Projection display device 公开/授权日:2016-05-31
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