FIELD: instruments, in particular, scanning equipment. SUBSTANCE: device has clock oscillator 4, reading signals generator 5 and charge-coupled photodetector 6. Goal of invention is achieved by introduced analog-to-digital converter 8, photodetector 11 and amplifier 12. Drawing shows test board 1, light source 2, lens 3, amplifier 7, mechanical movement unit 9, additional lens 10. EFFECT: possibility to read images in dim light. 3 dwg
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