Two Color Detector.
DEPARTMENT OF THE NAVY WASHINGTON D C
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The patent concerns a two color detector capable of detecting and distinguishing between two different wavelength bands of electromagnetic radiation, one in the visible - 3 micrometer range and one in the 3 micrometer - 12 micrometer range. It comprises an amorphous film of Ge1-yPb1-xSnxyTeh-z wherin 0 or x or 1, 0 or y or 1,0 or z or 1, contacting a material which strongly absorbs radiation in the 3 micrometer - 12 micrometer wavelength range.
- Optical Detection and Detectors
- Infrared Detection and Detectors