Plate scanning device having light funnels with an adjustable aperture
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United States of America Patent
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Jun 23, 1998
Grant Date -
N/A
app pub date -
Aug 29, 1996
filing date -
Aug 29, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A plate scanning device for measuring diffused or reflected light is provided. The plate scanning device includes a longitudinally extending silicon sensor strip and at least one light source extending substantially parallel to the sensor strip. Adjustably mounted light funnels form an aperture therebetween for receiving light reflected from a printing plate. The aperture has a width and length which is slightly smaller than a width and length of the sensor strip.
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