Projector having a plurality of optical devices with a purality of optical modulators
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United States of America Patent
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Apr 23, 2013
Grant Date -
Sep 9, 2010
app pub date -
Feb 19, 2010
filing date -
Mar 3, 2009
priority date (Note) -
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Abstract
A projector includes: a first optical device, and a first color combining optical device; a second optical device, and a second color combining optical device; a combining optical device adapted to combine emission light emitted respectively from the first optical device and the second optical device; a first polarization conversion device disposed between the first optical device and the combining optical device, and adapted to align a polarization direction of the emission light from the first optical device into a first polarization direction; and a second polarization conversion device disposed between the second optical device and the combining optical device, and adapted to align a polarization direction of the emission light from the second optical device into a second polarization direction.
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