Description 4"Long Eye Relief w/ Wide F.O.V Edge-to-Edge Image True 4x Zoom Factor 1" Monotube in Rugged Construction Center Dot w/ 10 Levels R Plus 1 Level NV(GT Only) Resettable Zero 1/4 MOA Turrets Free Lens Cover & 1"mm Scope Rings Relations Feature A Fully Multi Coated A Edge-to-Edge Image A Wide Filed of View A Side Focus Min 10 YdsA 4x Zoom Factor A 4 Inch Long Eye Relief A 25.4mm 1 Inch Monotube Made of 6061 T6A 1/4MOA Zero Reset & Turret Lock A Etched Glass BDC Reticle A Center Dot Illuminated Reticle Specification A Magnification: 3-12x A Objective Lens Dia.: 44mm A Ocular Lens Dia.: 38mm / 1.5 inch A Ocular Lens Length: 60mm / 2.4 inch A Exit Pupil: 14.6-4.0mm A Optics Coating: Fully-multi coat A Field of View: 31.5-7.9 feet@100 yds A Eye Relief: 105--100mm / 4.1-3.9 inch A Length: 325mm / 12.8 inch A Weight: 620g / 21.9 ounce A Tube Dia.: 25.4mm 1" Monotube A Click Value: 1/4 MOA A Elevation Range: 60MOA A Windage Range: 60MOA A Parallax Setting: 10 yards to infinite A Reticle: VOI-10BDC A Illumination: 11 levels red+ 1 level NV A Battery Type: CR2032 A BDC & ranging reticle usage set at 10x power, big game, 22LR Rimfire and varmint rifles max to 600 yards range A Distance between objective lens part and middle turret: 48mm (1.9 inch) A Length of middle turret part: 37mm (1.5 inch) A Distance between middle turret part to power ring: 57mm (2.2 inch) A Side focus marks: 10, 15, 25, 50, 100, 200 and infinite yds A Shock tested to 750g and water proof A Fully nitrogen purged to eliminate any fogging of the lenses internally A High quality 6061 T6 aircraft grade aluminum A Diopter compensation from fast-focus eyepiece (+2 to -2) A Including items: weaver rings (default) or dovetail rings, lens caps, sunshade and cleaning cloth etc.