Feature a Clear Visibility in Any Light: 5-Level Red & Green Illumination Adapts Easily to Different Lighting Conditions for Better Target Viewing a Bright & Crisp Visual Clarity: Fully Multi-Coated Lens Delivers Sharp, Clear Images with Improved Edge-to-Edge Visibility a Reliable Adjustment Control: Precise 1/10 MIL Click Value with Over 18 MIL Travel and 25.4mm / 1in Tube Ensures Accurate Dialing a Comfortable Shooting Position: 4-Inch Extended Eye Relief Helps Prevent Scope Bite and Supports Stable Shooting a Reliable Recoil Performance: 1000G Shockproof Rated Build Engineered to Handle Strong Spring-Piston Recoil in Airgun Shooting Specification See our Terminology Guide for detailed explanations of each specification. Magnification: 3-9x Objective Lens Dia: 40 mm Focal Plane: Second Focal Plane Eye Relief: 100 mm Lens Coating: Fully multi-coated Linear Field of View @ 100 yd: 28.8-10.2 ft @ 100 yards Linear Field of View @ 100 m: 9.6-3.4 m @ 100 meters Angular Field of View: 5.5-1.95Adeg Reticle: VNM-1 MIL, Wire Tube Dia: 25.4 mm / 1 in Parallax Setting: 5 yards to Infinity Click Value: 1/10 MIL Turret Function: N/A Elevation Adjustment Range: >18 MIL Windage Adjustment Range: >18 MIL Diopter Compensation: -2 to +2 Illumination Setting: 5 Gears, Red and Green Battery Type: CR2032 Waterproof: IPX4 Fogproof: Nitrogen Filled Shockproof: 1000 G Housing Material: 6061-T6 Aluminum Alloy Finish: Matte Black Length: 317 mm / 12.48 in Weight (Net): 520 g / 18.3 oz Items in the Package: User Manual, Cleaning Cloth, Flip Caps, Sunshade, Power Throw Lever, etc. Reticle 5-Level Red and Green Illuminated Reticle Size