Optical device and projection-type image display apparatus
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United States of America Patent
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Aug 20, 2013
Grant Date -
Nov 8, 2007
app pub date -
Apr 10, 2007
filing date -
Apr 11, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
An optical device includes a main body having a light incident surface, a light emitting surface provided facing the light incident surface, and a light-reflecting side surface provided from a periphery of the light incident surface to a periphery of the light emitting surface. In the optical device, the light incident surface, the light emitting surface and the light-reflecting side surface are mirror-finished, and a supporting portion configured to support the main body is provided on the light-reflecting side surface.
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