DEVICE TO CALIBRATE OPTICAL RADIOMETRIC INSTRUMENT WITH USE OF LIGHT SOURCE Russian patent published in 1997 - IPC

Abstract RU 2082952 C1

FIELD: calibration of optical instruments. SUBSTANCE: device can be put aboard satellite. Light source is placed into input hole or diaphragm hole of instrument for calibration of optical radiometric instrument which focal plane includes photoelectric detectors transforming illuminance of image to electric signal. EFFECT: improved reliability. 5 cl, 2 dwg

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RU 2 082 952 C1

Authors

Zhan-P'Er Desae[Fr]

Dates

1997-06-27Published

1990-12-21Filed