发明申请
- 专利标题： OPTICAL ELEMENT AND ILLUMINATING DEVICE, DISPLAY DEVICE, AND ELECTRONIC DEVICE, USING THE OPTICAL ELEMENT
- 专利标题（中）： 光学元件和照明设备，显示设备和电子设备，使用光学元件
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申请号： US11850162申请日： 2007-09-05
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公开(公告)号： US20080079866A1公开(公告)日： 2008-04-03
- 发明人: Koji MIMURA , Ken Sumiyoshi
- 申请人： Koji MIMURA , Ken Sumiyoshi
- 申请人地址： JP Kawasaki
- 专利权人： NEC LCD TECHNOLOGIES, LTD.
- 当前专利权人： NEC LCD TECHNOLOGIES, LTD.
- 当前专利权人地址： JP Kawasaki
- 优先权： JP2006-267979 20060929
- 主分类号： G02F1/13357
- IPC分类号： G02F1/13357 ; F21V9/00 ; G03F7/004 ; G06F3/041 ; G02B5/22
摘要：
The invention is an optical element for limiting the propagation of light in oblique directions with respect to the optical element surface, and includes: a transparent substrate and a light ray control layer formed on a flat surface of said transparent substrate, wherein the light ray control layer has a transparent portion and a light absorbing portion, the transparent portion has a plurality of independent pattern elements having an identical configuration separated by said light absorbing portion and arranged at intervals.
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