FIELD: optics. SUBSTANCE: invention refers to observation and search systems. Device for search of objects has opticomechanical scanning gear 3, lens 4, working photodetector 5, amplitude selector 8 and indicator 10. It is supplemented with two test radiators 1,2, two test photodetectors 6,7, coordinator 9 and coordinate corrector 11 incorporating signal duration-to-code converters 12, 16, unit 13 of parallel delay lines, subtracter 14, decoders 15, 17, adders 18,19. EFFECT: enhanced operational efficiency. 1 dwg
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