COMPOSITE LIGHT GUIDE STRUCTURE
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United States of America Patent
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Issued Date -
Dec 17, 2009
app pub date -
Jun 17, 2008
filing date -
Jun 17, 2008
priority date (Note) -
Abandoned
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Abstract
A composite light guide structure includes a first light guide plate, a second light guide plate and an optical microstructure. The optical microstructure is disposed between the first light guide plate and the second light guide plate, wherein the material of the first light guide plate is different from that of the second light guide plate.
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