Control of detector gain hysteresis in a single beam spectrophot

Details Control of detector gain hysteresis in a single beam spectrophot Control of detector gain hysteresis in a single beam spectrophot

1981-12-28

1984-03-20

McGraw, Vincent P.

Optics: measuring and testing

By dispersed light spectroscopy

Utilizing a spectrometer

250207, G01J 300, H01J 4000

Patent

active

044377622

ABSTRACT:
Gain hysteresis exhibited by the photomultiplier detector of a single beam spectrophotometer is reduced by illuminating the detector and applying dynode voltage thereto during the normal "off" or "idle" interval of the spectrophotometer.

REFERENCES:
patent: 3943458 (1976-03-01), Cohn
patent: 4367404 (1983-01-01), Kaye

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