PROJECTION IMAGE DISPLAY APPARATUS AND WAVEPLATE
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United States of America Patent
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app pub date -
Jan 17, 2014
filing date -
Jun 15, 2012
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Abstract
Provided is a projection image display apparatus that can restrict crosstalk between a left eye image and a right eye image. The projection image display apparatus includes a liquid crystal element that switches polarization of the light emitted from the optical modulation element between a first polarization and a second polarization, and a waveplate that is provided between the liquid crystal element and the projection surface. The waveplate includes a plurality of areas having different slow axes or fast axes from each other.
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