Invention Grant
- Patent Title: Optical film and backlight unit having the same
- Patent Title (中): 具有相同的光学膜和背光单元
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Application No.: US11972486Application Date: 2008-01-10
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Publication No.: US07675682B2Publication Date: 2010-03-09
- Inventor: Seoungho Lee , Junghoon Lee
- Applicant: Seoungho Lee , Junghoon Lee
- Applicant Address: KR Seoul
- Assignee: LG Electronics Inc.
- Current Assignee: LG Electronics Inc.
- Current Assignee Address: KR Seoul
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR10-2007-0036643 20070413
- Main IPC: G02B27/10
- IPC: G02B27/10
Abstract:
An optical film and a backlight unit having the same are disclosed. The optical film includes a base film and a first prism disposed on the base film, the first prism having a first peak height and a second prism disposed on the base film, the second prism having a second peak height. A difference between the first peak height and the second peak height is substantially 1 μm to 10 μm.
Public/Granted literature
- US20080252984A1 OPTICAL FILM AND BACKLIGHT UNIT HAVING THE SAME Public/Granted day:2008-10-16
Information query
