Optimized illumination for an omniscanner
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United States of America Patent
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Sep 9, 2014
Grant Date -
Jan 5, 2012
app pub date -
Aug 14, 2007
filing date -
Aug 14, 2007
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Abstract
An imaging device preferably for use in a 2-D CCD or CMOS sensor is disclosed. The illumination means uses a plurality of illumination sources, some of which are coupled to lenses in an offset manner to promote far field illumination, and some of which are not so coupled and are arranged to provide near field illumination.
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