Image sensor unit and image reading apparatus
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United States of America Patent
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Sep 8, 2015
Grant Date -
Jan 22, 2015
app pub date -
Oct 9, 2014
filing date -
Dec 10, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A configuration is adopted in which an image sensor unit includes: a sensor substrate on which a plurality of photoelectric conversion elements are mounted; a light source that includes light-emitting elements and is for illuminating a document; a light guide that guides light from the light source from one end face in a longitudinal direction and linearly illuminates the document; a rod lens array imaging reflected light from the document on the sensor substrate; and a frame attaching each of these, and in which the frame detachably includes a spacer provided in proximity to the light source, and the spacer includes a light shield roof elongated so as to cover the light source and the end of the light guide.
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