发明申请
- 专利标题： HOLLOW BACKLIGHT WITH STRUCTURED FILMS
- 专利标题（中）： 带有结构膜的中空背光
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申请号： US12866094申请日： 2009-02-06
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公开(公告)号： US20110051047A1公开(公告)日： 2011-03-03
- 发明人: Mark B. O'Neill , Shandon D. Hart , Kenneth A. Epstein , David G. Freier , David J. Lamb
- 申请人： Mark B. O'Neill , Shandon D. Hart , Kenneth A. Epstein , David G. Freier , David J. Lamb
- 国际申请： PCT/US09/33356 WO 20090206
- 主分类号： G02F1/13357
- IPC分类号： G02F1/13357 ; F21V7/22 ; F21V9/14
摘要：
A backlight (120) that includes a front reflector (130) and a back reflector (160) that form a hollow light recycling cavity (162) having an output surface (164) is disclosed. The front reflector includes at least four directional recycling films (132). The backlight also includes a semi-specular diffuser disposed between the front reflector and the back reflector, and one or more light sources (166) disposed to emit light into the light recycling cavity.
公开/授权文献
- US08848132B2 Hollow backlight with structured films 公开/授权日：2014-09-30
信息查询
IPC分类:
