The Armasight Discovery 3x SD is the ultimate long range night vision observation device. Giving enhanced performance, a very ergonomic body and enabling the user to view long distances comfortably for extended periods of time, the Discovery 3x SD is the perfect tool for perimeter security, nature watching, and long range surveillance. The Armasight Discovery 3x SD Gen 2+ binoculars provide 3x magnification and image resolution of 45-51 lp/mm. It is fitted with an on-board IR illuminator and some very advanced electronic protection circuits. A rugged body that is water and shock resistant but still lightweight, the Armasight Discovery 3x SD is the ideal choice for hunting, wild-life observation, law enforcement, and defence applications.