Photodetector array based optical measurement systems

Details Photodetector array based optical measurement systems Photodetector array based optical measurement systems

1983-02-25

1986-04-29

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

358107, G01N 2186, H04N 718

Patent

active

045859477

ABSTRACT:
This invention relates to new and useful electro-optical methods and apparatus using photodetector arrays for measurement of parts and other objects in industrial environments. Several particularly useful optical embodiments are illustrated together with desirable electronic circuitry for improving the accuracy of practical systems of this type.

REFERENCES:
patent: 4064534 (1977-12-01), Chen et al.
patent: 4068310 (1978-01-01), Friauf
patent: 4131857 (1978-12-01), Clymer
patent: 4159522 (1979-06-01), Zanoni
patent: 4160599 (1979-07-01), Sperrazza
patent: 4232336 (1980-11-01), Henry
patent: 4348592 (1982-09-01), Kimura et al.

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