Newcon Optik SIB 20x50M Mechanically Stabilized, Weather Resistant Porro Prism Rubberized Binocular with 3.2 Degree Angle of View.

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.