Flare light compensation

Details Flare light compensation Flare light compensation

1989-12-18

1990-12-04

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

358160, G01J 132

Patent

active

049748106

ABSTRACT:
A system for compenating for flare light in an optical imaging system comprising a detector for detecting light from an image and producing a signal related to the amount of light detected, a flare light detector for viewing the flare light and producing a signal related to the amount of light viewed, and a compensator for reducing the signal from the image detector in response the signal from the flare light detector.

REFERENCES:
patent: 3621132 (1971-11-01), Page
patent: 3641259 (1972-02-01), Loughlin
patent: 4302777 (1981-11-01), Kemner et al.
patent: 4341956 (1982-07-01), Bax
patent: 4401887 (1983-08-01), Finley et al.
patent: 4495422 (1985-01-01), Wiggins
patent: 4506152 (1985-03-01), Gupta
patent: 4558214 (1985-12-01), Fujii et al.
patent: 4680644 (1987-07-01), Shirato et al.
patent: 4714830 (1987-12-01), Usui
patent: 4728791 (1988-03-01), Goto

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