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Day vision conversely is photopic; governed mainly by the response of cones which are sensitive to color.
The ENVGs provide Soldiers clearer night and day vision and faster threat recognition, which reduces collateral damage and fratricide.
The Fennek is a ten-ton, all-wheel-drive vehicle equipped with the STN Atlas Elektronik (Bremen, Germany) BAA, which consists of a thermal imager, a CCD day vision camera, and a laser rangefinder The system is installed in a sensor head mounted on an extendable mast.
During the day, they contract, even though their day vision remains sharp.