Ranging apparatus

Details Ranging apparatus Ranging apparatus

1989-04-21

1990-10-16

Buczinski, Stephen C.

Optics: measuring and testing

Range or remote distance finding

With photodetection

356241, 356 4, 250236, G01C 300, G01C 500

Patent

active

049630180

ABSTRACT:
Apparatus for measuring the distance from the apparatus to a surface comprising means for passing a beam of light to the surface at an angle other than normal, means for receiving light reflected from the area of the surface illuminated by the beam and means for measuring the movement of the received beam whereby to measure the position of the surface area, means being provided to scan the surface.

REFERENCES:
patent: 3744906 (1973-07-01), Sato et al.
patent: 3781111 (1973-12-01), Fletcher et al.
patent: 3817631 (1974-06-01), Kawahara
patent: 4331975 (1982-05-01), Krawza
patent: 4440496 (1984-04-01), Milana
patent: 4557598 (1985-12-01), Ono et al.
patent: 4642700 (1987-02-01), Ohta et al.
patent: 4717823 (1988-01-01), Steimel et al.
patent: 4781454 (1988-11-01), Cazenave et al.
patent: 4806017 (1989-02-01), Sebastian et al.

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