Proximity projector with a transmissive cover with modified reflectance properties
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United States of America Patent
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May 7, 2013
Grant Date -
Jul 1, 2010
app pub date -
Dec 18, 2009
filing date -
Dec 26, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A projector includes: a projection unit that projects projection light toward an illuminated surface; a housing that houses the projection unit and has an opening that allows the projection light to exit outward; and a cover portion that blocks the opening and transmits the projection light, wherein a plurality of areas is set in the cover portion relative to the projection unit, and a process of changing the reflectance of the light-incident surface of the cover portion at which the projection light is reflected is performed on each of the areas.
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Cited Art Landscape
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