Optical object detector

Details Optical object detector Optical object detector

2003-06-20

2008-03-18

Chawan, Sheela (Department: 2624)

Image analysis

Applications

Manufacturing or product inspection

C382S312000, C358S498000, C399S205000, C355S057000, C250S234000

Reexamination Certificate

active

07346206

ABSTRACT:
An optical object detector including a feed path, a reference pattern facing the feed path, and an optical sensor configured to view the reference pattern through the feed path, absence of the reference pattern from the view of the optical sensor indicating presence of an object in the feed path.

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