SIB 20X50 M The newest SIB 20x50 is the only model in the world which provides resolution of 3 angular seconds in stabilization mode. This makes the recognition range five times better than any competition. It is the unique optical instrument utilizing a revolutionary patented mechanical system (no need for batteries!) to produce a steady image. With image stabilizers, an observer can use high power binoculars within moving / vibrating objects such as aboard an aircraft, land vehicles, vessels or other mobile environments.   Product Features: Stabilized image Value priced up to 80% below competition Surveillance under any motion condition No batteries required   Rigid construction Weather proof Wide angle image High resolution image Specifications Magnification Objective lens, mm Eye relief, mm Field of view, ° Apparent FOV, ° Resolution in the center, " Stabilization system Delay for stabilization start Batteries Cold temperature operations Compensation angle, ° Mean time before failure (MTBF), h Dimensions, mm Weight, kg   20 50 11 3.2 66 2.8 Mechanical 0 Not required YES 4 10,000 217x158x69 1.250