A digital night vision (NV) monocular is a type of optical device that uses digital technology to enhance visibility in low-light conditions. These monoculars typically have a built-in image sensor, such as a charge-coupled device (CCD) or a complementary metal-oxide-semiconductor (CMOS), that converts light into digital signals which are then processed by a microprocessor to create an image on a display screen.
Digital NV monoculars have some advantages over traditional analog night vision monoculars, such as better image quality, less distortion, and the ability to adjust the level of brightness and contrast. They also have the ability to record videos and images, and have the ability to add zeroing and rangefinding reticles, making them more versatile. They also have the ability to be powered by batteries, which means no generation loss in image quality as the batteries drain, as well as the ability to turn off and on as needed.
However, digital NV monoculars are generally more expensive than traditional analog monoculars, and they are also more vulnerable to damage from bright light exposure and electromagnetic interference. They are used by military, law enforcement, and other professionals, as well as by civilian shooters and hunters.