Optics: measuring and testing – By polarized light examination – With light attenuation
Patent
1990-07-11
1992-06-02
Rosenberger, Richard A.
Optics: measuring and testing
By polarized light examination
With light attenuation
356372, G01B 1124
Patent
active
051181924
ABSTRACT:
An inspection system for irregular objects such as solder joints wherein the system utilizes first and second sensors adapted to be pivotable about a common pivot axis and such that the projection axes of the sensors and the pivot axes are able to intersect at a common.
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patent: 4529316 (1985-07-01), DiMatteo
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patent: 4583857 (1986-04-01), Grammerstorff et al.
patent: 4888490 (1989-12-01), Bass et al.
SPIE, Robotic Vision (1982) pp. 121-127, "Automatic Visual Inspection of Solder Joints on Printed Circuit Board".
Chen Sullivan
Stern Howard K.
Yonescu William E.
Pham Hoa
Robotic Vision Systems Inc.
Rosenberger Richard A.
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