Method of and device for detecting light receiving position util

Details Method of and device for detecting light receiving position util Method of and device for detecting light receiving position util

1988-08-17

1990-05-15

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250561, H01J 516

Patent

active

049260421

ABSTRACT:
A method of detecting light receiving position utilizing optical fibers comprising: a plurality of light receiving surfaces each of which is formed by end surfaces of a plurality of optical fibers arranged straight, and which are arranged in parallel with each other to form rows which are divided into groups to form output ports; light receiving sensors each of which is formed by one light detection device, and which are connected to the corresponding groups, whereby laser beams from the light receiving surfaces are detected by the light receiving sensors through the optical fibers.

REFERENCES:
patent: 3937952 (1983-06-01), Ripley et al.
patent: 4229103 (1980-10-01), Hipp
patent: 4625108 (1986-11-01), Nestel et al.

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