The ATN Aries MK6600 2IA "Smart" Series Riflescope is a true Aries Night Vision Weapon Scope. ATN manufactures the largest line of Night Vision Weapon Sights and Night Vision Scopes. By utilizing the current military designs we have developed the most advanced NVD Riflescopes commercially available. Our "Red on Green" rear Projection Aiming System provides the user with a sharp reticle allowing fast and effortless Target Acquisition. This system increases the reticle sharpness by 600% over standard NVD Riflescopes. Unlike some cheap Scopes, the ATN Aries MK6600 2IA is equipped with 1/8 MOA internal windage elevation system and many other features. The ATN Aries MK6600 2IA is the ultimate choice for Law Enforcement Professionals or the Hunter that insists on his Night Vision Equipment being the best. The ATN Aries MK6600 2IA uses Gen. 2+ Image Intensifier and easy to operate Night Scope and incorporates a weaver style mounting base, "Red on Green" Rangefinder reticle and target 1/8 MOA internal adjustments.