Vortex Diamondback 3-9X40 SFP Riflescope, Dead-Hold BDC MOA, 1/4 MOA, 1" Magnification: 3-9x Objective lens: 40mm Multi-coated lenses Second focal plane Reticle: Dead-Hold BDC (MOA) FOV: 44.6' - 14.8' at 100 yards Eye Relief: 3.3" Capped turrets Tube diameter: 1" Click value: 1/4 MOA Maximum windage adjustment: 70 MOA Maximum elevation adjustment: 70 MOA Parallax: 100 yards Length: 11.6" Weight: 14.5 ounces Includes removable lens covers, and lens cloth VIP Lifetime Warranty