Optical Apparatus with Light Sensing
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United States of America Patent
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app pub date -
May 13, 2008
filing date -
Dec 13, 2004
priority date (Note) -
Abandoned
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Abstract
Optical apparatus comprising a generally closed housing defining an interior, an arrangement of optical elements in optical communication, the arrangement housed within the interior of the generally closed housing, and an optical sensor within the interior and arranged for sensing interior ambient light for monitoring an optical characteristic of the arrangement of optical elements.
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