Invention Grant
- Patent Title: Optical element, illumination device and display device
- Patent Title (中): 光学元件，照明装置和显示装置
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Application No.: US12783184Application Date: 2010-05-19
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Publication No.: US08253894B2Publication Date: 2012-08-28
- Inventor: Motosuke Ohmi , Hiromasa Suzuki , Kanji Yokomizo
- Applicant: Motosuke Ohmi , Hiromasa Suzuki , Kanji Yokomizo
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: K&L Gates LLP
- Priority: JP2009-126486 20090526
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; G02F1/1333
Abstract:
An optical element for an illumination device, an illumination device, and a display device using the illumination device is capable of performing surface light emission by utilizing a plurality of light guide members, and suppressing generation of color unevenness.
Public/Granted literature
- US20100302477A1 OPTICAL ELEMENT, ILLUMINATION DEVICE AND DISPLAY DEVICE Public/Granted day:2010-12-02
Information query
IPC分类:
