Feature A Precision Holds for Dynamic Shooting: VCO-7 MIL Reticle Designed for Accurate Aiming in Hunting and Competition A Vivid,Crystal-Clear Imaging: German Schott HT, LaREE Lens, ED Glass & VePRO FMC Deliver Over 93% Light Transmission A Comfortable Shooting Experience: True 1x Power with 4-Inch/100mm Long Eye Relief for Both-Eyes-Open Shooting A Reliable and Secure Controls: Turret Lock Prevents Unwanted Adjustments During Intense Scenarios Specifications Specification Details Magnification: 1-10x Objective Lens: 24 mm Focal Plane: Second Focal Plane Eye Relief: 95 mm / 3.74 in Lens Coating: Fully Multi-Coated Linear Field of View @ 100 yd: 15.3-89.7 ft @ 100 yards Linear Field of View @ 100 m: 5.1-29.9 m @ 100 meters Angular Field of View: 2.92-17.19 Adeg Tube Dia: 30 mm Parallax Setting: 100 yards Click Value: 1/10 MIL Turret Function: Turret Lock Elevation Adjustment Range: 35 MIL Windage Adjustment Range: 35 MIL Diopter Compensation: -2 to +2 Illumination Setting: 11 Gears, On/Off Switch Battery Type (Not Include): CR2032 (not include) Waterproof: IP67 Fogproof: Nitrogen Filled Shockproof: 1000 G Housing Material: 6061 T6 Aluminum Alloy Finish: Matte Black Length: 280 mm / 11.02 in Weight (net): 519 g / 18.3 oz Items in the Package: User Manual, Cleaning Cloth, Plastic Wrench, Flip-up Caps, Spare Elevation Turret, etc. Reticle Size Compatible Gun Type For IPSC-Rifle: AR-15 (5.56), M&P15 / Tikka CTR For Small Game Hunting: FX Impact (.22 / .25 / .30), Walther / HW40, Ruger 10/22 (.22LR), Barra / HW, CZ 457 (.22LR), Tikka T1x (.22LR) For Varmint Hunting: Ruger American / Sako 85 (.204 / .22 Hornet / .222 / .223 / .300 BLK), CZ 527 Varmint (.17 Hornet / .22 Hornet / .204 Ruger / .223 / .22-250)