Night Owl Optics
"See what you've been missing in the dark with this night vision monocular. Designed to be used in complete darkness, the monocular boasts an easy one-handed focus. Camera-quality lenses adjust for up to 3.1x image magnification. Night vision technology transmits available light through an electronic intensifier tube, producing an image that will appear in a monochrome green color. Field of view (1000 yds.) 628'. Range of view 575'. Focal length 50 mm. Aperture 1:1.2. Focusing range 5'. Power supply uses 3V lithium battery (not included). Carrying strap and case. 7.2x2.3x3.3”, 16 oz. Closeouts. Russia."