Optical noncontacting detector

Details Optical noncontacting detector Optical noncontacting detector

1981-03-04

1983-11-01

McGraw, Vincent P.

Optics: measuring and testing

Of light reflection

With diffusion

250227, G01N 2147, G02B 514

Patent

active

044127464

ABSTRACT:
An optical noncontacting detector, in which the light projecting and receiving systems share a common axis and the lights of the two systems do not interfere with each other, in order to realize a higher S/N ratio and smaller size and weight than conventional ones.

REFERENCES:
patent: 3491240 (1970-01-01), Vyce
patent: 3918814 (1975-11-01), Weiser
patent: 4320442 (1982-03-01), McCamy
Mechanical Engineering, Sep. 1979, pp. 27-31, The Future of Numerical Controls, M. M. Barash.

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