FIELD: radio engineering, television camera systems. SUBSTANCE: device has optical system 1, attenuator 2 comprising two discs 3,4 opacity of which increases in reverse directions, television camera 5, error signal generator 6, high-voltage unit 7, control signal generator 8, comparators, 9,10,11, adders 12, 13, electronic switches 14,15, relay 16,17, diodes 18,19, gate 22, power amplifier 23, electric drive 24, reducer 25, tachometer generator 26, attitude sensor 27, comparators 28,29. EFFECT: provides picture contrast range. 1 dwg
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