Invention Grant
- Patent Title: Optical sheet and display device including the same
- Patent Title (中): 光学片和包括其的显示装置
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Application No.: US12003646Application Date: 2007-12-28
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Publication No.: US07690820B2Publication Date: 2010-04-06
- Inventor: Kyung Joon Lee , Seung Man Chio , Jee Hyun Yang , Jin Hyuk Kwon
- Applicant: Kyung Joon Lee , Seung Man Chio , Jee Hyun Yang , Jin Hyuk Kwon
- Applicant Address: KR Gumi-si, Gyeongsangbuk-do
- Assignee: Cheil Industries, Inc.
- Current Assignee: Cheil Industries, Inc.
- Current Assignee Address: KR Gumi-si, Gyeongsangbuk-do
- Agency: Lee & Morse, P.C.
- Priority: KR10-2006-0136649 20061228
- Main IPC: F21V5/00
- IPC: F21V5/00 ; F21V7/04 ; G02B6/32 ; G02B6/10
Abstract:
An optical sheet includes a substrate having rear and front surfaces, a micro-lens-array on the front surface of the substrate, the micro-lens-array including a plurality of micro-lenses, a plurality of protrusions spaced apart from each other on the rear surface of the substrate, and an intercepting reflector layer on the protrusions.
Public/Granted literature
- US20080192484A1 Optical sheet and display device including the same Public/Granted day:2008-08-14
Information query
