Optics: measuring and testing – By configuration comparison – With photosensitive film or plate
Patent
1995-11-09
1998-04-28
Evans, F. L.
Optics: measuring and testing
By configuration comparison
With photosensitive film or plate
356385, 356375, 25055924, G01B 1100
Patent
active
057452415
ABSTRACT:
A method and apparatus for measuring cylindrical sections of small components that are to be positioned on a substrate so as to permit accurate mounting thereof. An optical sensing arrangement using a light source is employed, and the pick-up device is treated so as to be nonreflective. In addition, the head has a holder for detachably accepting the various types of pick-up devices and accurately positioning them.
REFERENCES:
patent: 4867569 (1989-09-01), Mohara
European Search Report dated Jan. 26, 1996.
Evans F. L.
Yamaha Hatsudoki Kabushiki Kaisha
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