Chinoook 2.5-10x40 Tactical Rifle Scope Mil-dot Dual illuminated w/ Red Laser & Mount Magnification: 2.5-10x Red and Green Illuminated Mil-Dot Reticle Free 20mm & 11mm Rail Mount Field Of View:100 yards of 32.5' @ 2.5x - 8.9' @10x Shockproof, waterproof, fogproof