Image scanning apparatus
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United States of America Patent
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May 20, 2008
Grant Date -
Apr 12, 2007
app pub date -
Oct 5, 2006
filing date -
Oct 10, 2005
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An image scanning apparatus for realizing an image on a screen includes: a spatial light modulator module for diffracting light beams having different wavelengths into relevant modes; and an iris for limiting light beams of modes except a mode of 0.sup.th-order among the modes diffracted by the spatial light modulator module.
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