Device for detecting the position of an object

Details Device for detecting the position of an object Device for detecting the position of an object

1981-07-13

1984-01-10

Rosenberger, R. A.

Optics: measuring and testing

By polarized light examination

With light attenuation

356152, 356400, 250201, 250578, G01B 1114

Patent

active

044250436

ABSTRACT:
A device is described for detecting the position of an object, which device comprises a radiation source, beam-splitting prism, and a detection system comprising a plurality of radiation-sensitive detectors. The object to whose position is to be measured carries only the prism, and each detector is divided into a plurality of subdetectors. The device enables changes in both position and inclination of the object to be measured.

REFERENCES:
patent: 2703505 (1955-03-01), Senn
patent: 3432671 (1969-03-01), Edmonds
patent: 3532892 (1970-10-01), Murphy
patent: 3589815 (1971-06-01), Hosterman
patent: 3966329 (1976-06-01), Dickey
patent: 3994588 (1976-11-01), Marx

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