Invention Grant
- Patent Title: Surface light source device, manufacturing method of the same, and image display device
- Patent Title (中): 表面光源装置及其制造方法以及图像显示装置
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Application No.: US12604101Application Date: 2009-10-22
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Publication No.: US08226258B2Publication Date: 2012-07-24
- Inventor: Atsushi Ito
- Applicant: Atsushi Ito
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.
- Priority: JPP2008-275096 20081027; JPP2009-081099 20090330
- Main IPC: G02F1/13357
- IPC: G02F1/13357 ; F21V7/00 ; G09F13/08
Abstract:
A surface light source device includes: a light source; a diffusion member that diffuses light; and reflection means provided on a side opposite to the diffusion member with the light source interposed therebetween for reflecting light emitted from the light source toward the diffusion member, wherein the reflection means is formed by layering a plurality of optical components and the plurality of optical components are stopped by each other with stopper means.
Public/Granted literature
- US20100103652A1 SURFACE LIGHT SOURCE DEVICE, MANUFACTURING METHOD OF THE SAME, AND IMAGE DISPLAY DEVICE Public/Granted day:2010-04-29
Information query
IPC分类:
