View angle-restricting sheet and flat panel display
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United States of America Patent
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Nov 29, 2016
Grant Date -
Jul 23, 2015
app pub date -
Apr 22, 2013
filing date -
Apr 23, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
The view angle-restricting sheet includes an optical function layer which includes: a plurality of first light transmission sections provided to protrude in a multi-stripe fashion; and a second light transmission section disposed around the plurality of first light transmission sections. Both sides of a top portion of the first light transmission section are formed to have a chamfer-like shape, and the first light transmission section exhibits an optical function distinct from an optical function of the second light transmission section. At least the top portion of the first light transmission section preferably has an inverted-U shaped vertical cross section. The first light transmission section preferably contains a resin matrix and a light diffusing agent contained in the matrix.
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