Relations Feature A Super Slim Edge-to-Edge Image A Crystal Clear Optics A 1/10MIL Adjustment with Turret Lock Feature A WDL Reticle Used at 10x Power A Custom Designed Patent Reticle Exclusive for Air Guns & Fire Arms A Long Eye Relief A 30mm Monotube A Wide Field of View A Side Focus Min at 20 Yds A Power Ring Lever Mount Reticle Specification A Magnification: 6-24x A Objective Lens: 50mm A Ocular Lens Dia: 35mm / 1.4 inch A Ocular Length: 58mm / 2.3 inch A Exit Pupil: 8.3-2.1mm A Tube Diameter: 30mm A Length: 375mm / 14.8&';&'; A Weight (net): 555g / 19.6oz A Eye Relief: 96mm / 3.8 inch A Field of View (@100yds): 21.2-5.3 feet A Optics Coating: Fully-multi coated A Reticle: MDL wire reticle A Click Value: 1/10MIL A Evaluation Range: 13MIL A Windage Range: 13MIL A Parallax Adjustment: 20 Yds to infinite A Finish: Black matte A Illumination: N/A A Exclusive for air gun and .22 LR rimfire etc benchrest shooting and hunting A Side focus knob marked 20, 25, 50, 75, 100, 200, 400, 600 yards to infinite A Distance between objective lens part and middle turret: 61mm (2.4 inch) A Length of middle turret part: 32mm (1.3 inch) A Distance between middle turret parts to power ring: 55mm (2.1 inch) A Shock tested to 750g, water resistant and fully nitrogen purged A Turret lock system. Pull to adjust, Depress to lock. A High quality 6061 T6 aircraft grade aluminum A Diopter compensation from fast-focus eyepiece -2 to +2 A Including items: 30mm weaver rings (default) or dovetail mount ring , big side wheel,power ring lever mount, 3 inch sunshade, cleaning cloth, instruction, lens flip-up caps and packed in nice retail box Service