Millett 4-16x 50mm TRS- 1 30mm Tactical Rifle Scope (A-TAC Camo)br Adjustable green illumination for precision in varied lighting conditions br Mil-DotBar system functions as a standard Mil-Dot with the addition of a thin line for easier alignment for rangefinding and holdover br 4-16x magnification 50mm objective diameter br Multi-Coated optics Illuminated Mil-DotBar Reticle br A-TACS Advanced Tactical Concealment System finish