A miniaturized high-gain low-light night vision imaging device
A night vision imaging technology with low gain, applied in the field of photoelectric imaging devices, can solve the problems of unsuitable military helmet night vision systems, large volume, and difficulty in miniaturization of the whole machine
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[0015] refer to image 3 , the main technical solution of the present invention is described: the present invention comprises input window 1, photocathode 2, shell 3, CMOS image sensor 4, readout circuit 5, microchannel plate 8, getter 9, flange plate 10, Ni , Cr metal film layer 11, ceramic substrate 12, the concrete structure is, A, the first metal ring 3a of the input end of the tube shell 3 and the input window 1 are sealed and welded by low-temperature indium-tin alloy solder, and the fifth metal ring 3i at the end of the tube shell 3 The flange plate 10 of the CMOS image sensor 4 signal output terminal assembly is laser sealed and welded, so that the input window 1, the tube shell 3, and the signal output terminal form a closed tubular body; B, wherein the photocathode 2 is plated on the input window In the central effective area of the inner surface, the photocathode 2 is connected to the Ni and Cr metal film layer 11 on the edge of the input window; C, the microchann...
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