FIELD: thermal imaging devices. SUBSTANCE: thermal imager has mirror 1, lens 2, detector 3, mirror position sensor 4, rotating drive 5, stepping drive 6, turnable 7, reference source 8, temperature sensor 9, modulator 10, amplifier-converter 11, thermoelectric heat sink 12, retrieval and storage device 13, level fixing unit 14, analog-to-digital converter 15, controller unit 16, visualizing unit 17, pulse shaper 18, mixer 19, differential amplifier 20, feedback amplifier 21, resistor 22. EFFECT: improved temperature measurement accuracy. 2 cl, 9 dwg
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Authors
Dates
1994-04-30—Published
1991-01-30—Filed