The Patriot 2nd generation night vision monocular can be used as a weapon sight, for nighttime photography, and as a hands-free goggle when combined with other systems. It works as a powerful night vision spotting scope on its own.
AMT Patriot 2nd Generation Night Vision Monocular

The ATN MO-42 Generation 2 Night Vision Monocular utilizes ATN Smart Technology with digital controls, a long-range infrared illuminator and a computerized proximity sensor that turns the scope on when it’s brought in the viewing position. With high magnification, clarity and brightness output the MO-42 has applications ranging from astromony to wildlife observation to homeland security.
ATN MO-42 Night Vision Monocular-2nd Generation

The ATN Advanced Generation 4 MO-44 is a night vision monocular with build-in exclusive ATN Smart Technology. It features a fast all-glass-lens, digital controls, a long-range infrared illuminator, and a Proximity Sensor that automatically turns the night vision scope ON when it’s brought in the viewing position. The autogated high resolution 64-lp/mm minimum Generation 4 performance makes the MO-44 fit for a wide range of applications.
ATN MO-44 Night Vision Monocular-4th Generation