Camera system employing pyroelectric effect

Details Camera system employing pyroelectric effect Camera system employing pyroelectric effect

1977-10-05

1979-06-12

Willis, Davis L.

Radiant energy

Infrared-to-visible imaging

250334, H01J 3149

Patent

active

041581369

ABSTRACT:
A camera system, in particular for the detection of infrared radiation, wherein the detector uses the pyroelectric effect.
It permits the viewing of fixed object owing to a time modulation of the radiation coming from such objects. This modulation is achieved by means of a partly transparent grid which moves between the object and the radiation detector.

REFERENCES:
patent: 3291991 (1966-12-01), Welti
patent: 3774043 (1973-11-01), Le Carvennec

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