Patent
1986-03-14
1987-12-22
Punter, William H.
350511, G02B 2118
Patent
active
047143274
ABSTRACT:
An oblique observation attachment for use in conjunction with a microscope comprising a repositionable planar mirror and a plano-elliptical mirror; or a second planar mirror incorporated into an elliptical track follower in a predetermined configuration operable in a three axis cartesian coordinate system to provide hands-free, fixed focus, optical inspection of populated planar subjects on an X-Y oriented stage such as the soldered joints of hybrid micro-electronic circuits or printed circuit wiring boards.
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Punter William H.
Sutcliff W. G.
Westinghouse Electric Corp.
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