Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Man Hoan Lee0
Won Taek Moon0
Jae Hyun Park0
Date of Patent
December 22, 2009
0Patent Application Number
114768480
Date Filed
June 29, 2006
0Patent Primary Examiner
Patent abstract
An optical sheet and a backlight unit using the same are disclosed, in which deviation of a viewing angle is minimized to improve picture quality. The optical sheet includes a diffusion sheet provided with a plurality of diffusion patterns diffusing incident light in at least two directions to allow the incident light to have different strengths.
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