Determining if the photoelectric conversion element is defective
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United States of America Patent
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Nov 24, 2009
Grant Date -
Mar 22, 2007
app pub date -
Sep 20, 2006
filing date -
Sep 20, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
An original holder of an image reading apparatus that reads and image of an original based on an amount of an electric charge generated by a photoelectric conversion element due to received light, when the original placed on a placement surface is illuminated by a light source, including an original holder body placed on the placement surface while holding the original so as to position the original on the replacement surface and a filter member with a predetermined transmittance that transmits light from the light source to be received by the photoelectric conversion element.
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