Optics: measuring and testing – Inspection of flaws or impurities – Surface condition
Reexamination Certificate
2011-04-12
2011-04-12
Toatley, Gregory J (Department: 2877)
Optics: measuring and testing
Inspection of flaws or impurities
Surface condition
C356S237300
Reexamination Certificate
active
07924418
ABSTRACT:
An inspection apparatus includes a captured image acquiring unit configured to acquire a captured image that is acquired by shooting an inspection target, an acquiring unit configured to acquire from the captured image a first image region and a second image region whose intensity distributions of reflected light with respect to an incident angle of illumination light emitted to the inspection target are different, and an image processing unit configured to perform image processing for performing different surface inspections on the first image region and the second image region respectively.
REFERENCES:
patent: 06-222013 (1994-08-01), None
Saitoh Kenji
Yoshikawa Hiroshi
Canon Kabushiki Kaisha
Canon USA Inc IP Division
Merlino Amanda H
Toatley Gregory J
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