LIGHT GUIDE PLATE AND BACKLIGHT MODULE HAVING THE SAME
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United States of America Patent
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Issued Date -
Feb 5, 2015
app pub date -
Jul 15, 2014
filing date -
Aug 2, 2013
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Abandoned
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Abstract
A light guide plate includes a light incident surface, a light emitting surface, a bottom surface, a first lateral surface, and a second lateral surface. The light incident surface has a plurality of elongated optical microstructures, and each elongated optical microstructure has an inclined surface and a curved surface connected with each other. The light guide plate is capable of increasing uniformity and utilization rate of light beam emitting from the light guide plate. A backlight module using the light guide plate is also provided.
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