Speckle-free display system using coherent light
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United States of America Patent
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May 17, 1994
Grant Date -
N/A
app pub date -
Jul 29, 1992
filing date -
Jul 29, 1992
priority date (Note) -
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status (Latency Note)
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Abstract
A speckle-free display system using coherent light is disclosed. The light is directed through a spinning diffusing element to illuminate a spatial light modulator. The spinning element is operable to move the interference patterns around the screen at a speed where it is undetectable to the human eye. The diffusing element is more than likely comprised of ground glass.
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Cited Art Landscape
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