Originally developed as a military binocular, the B-21 Night Vision Binoculars offer outstanding optical quality for a low price. The B-21 features special durable construction, smooth coated optics, bright image tube illumination and hi power infrared illuminator. Able to withstand harsh environmental conditions.
Specs: Magnification: 3.0, Field of view: 9 degrees, Tube: Gen. 1 +, Resolution: 23 lin/mm., Viewing distance: up to 250 meters under clear starry night conditions, Viewing lens diameter: 85 mm, Power supply: 2 AA batteries, Diopter: +4 to -4 dptr., Dimensions: 234 x 131 x 76 mm, Weight: 2.3 lbs (1.45 kg), Full 12 month factory. Accessories: IR illuminator, OEM user manual, product specifications, and canvas carrying case.