发明申请
- 专利标题: PROJECTOR AND LIGHT MODULATION DEVICE
- 专利标题(中): 投影仪和调光装置
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申请号: US12534348申请日: 2009-08-03
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公开(公告)号: US20100026919A1公开(公告)日: 2010-02-04
- 发明人: Taisuke YAMAUCHI , Masayuki TAKAGI
- 申请人: Taisuke YAMAUCHI , Masayuki TAKAGI
- 申请人地址: JP Tokyo
- 专利权人: SEIKO EPSON CORPORATION
- 当前专利权人: SEIKO EPSON CORPORATION
- 当前专利权人地址: JP Tokyo
- 优先权: JP2008-201150 20080804
- 主分类号: G02F1/1335
- IPC分类号: G02F1/1335 ; G02B5/02 ; G02B5/18 ; G03B21/14
摘要:
A light modulation device which modulates light entering from a light source, includes: a light diffusing unit which converts diffusion angle of the light into an angle larger than that before entering the light modulation device and releases the converted light.
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