System for 3-D inspection of objects

Optics: measuring and testing – By polarized light examination – With light attenuation

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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.

REFERENCES:
patent: 4097160 (1978-06-01), Yataki et al.
patent: 4286852 (1981-09-01), Stern et al.
patent: 4529316 (1985-07-01), DiMatteo
patent: 4553844 (1985-11-01), Nakagawa et al.
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".

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