Eotech 512 is our most popular holographic weapon sight.Its ideal when you need the best in speed and versatility without night vision compatibility.Mount 1" weaver or mil-std 1913 rail.Battery: AA (2)Magnification: 1xObjective: 30x23mmField Of View: 30 yds @ 3" Eye ReliefEye Relief: UnlimitedDot Size: 1 MOALength: 5.60"Weight: 11.50 ozFinish: BlackReticle: 68 MOA Ring/Red DotAdjustment Size: .5" @ 100 ydsProofs: Water ResistantOptic Coating: Anti-ReflectionWindage Elevation: 40 MOA