Optical-electrical system for monitoring filaments, wires, stran

Details Optical-electrical system for monitoring filaments, wires, stran Optical-electrical system for monitoring filaments, wires, stran

1977-12-07

1979-08-28

Dahl, Lawrence J.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250561, G02B 514

Patent

active

041662148

ABSTRACT:
The present invention relates to an optical-electrical system for monitoring filaments etc. of narrow, fine configuration by means of an optical sensor, which includes one light guide mounted between a light source and the region monitored in which the filament is disposed, and another light guide between the monitored region and a photodetector.

REFERENCES:
patent: 1751584 (1930-03-01), Hansell
patent: 3255357 (1966-06-01), Kapany et al.
patent: 3467774 (1969-09-01), Bryant
patent: 3999864 (1976-12-01), Mutter

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