Feature A SFP VSE-7 MOA Etched Glass Reticle w/ 0.25MOA Illuminated Floating Dot, Christmas Tree Pattern for Fast Follow-Up Correction A Fully Multi-Coated 50mm Objective Lens Improves Light Transmission for a Clear, Edge-to-Edge Sight Picture in Benchrest Shooting A 30mm Tube Dia Enhances Elevation Range to 80 MOA, 1/4 MOA Click Value for Precise Adjustment, Side Focus Min from 10 Yds A Elevation Zero Stop with Revolution Indicator Enables Easy Zero Return, While Windage Turret Lock Prevents Accidental Shift Specification Specification Details Magnification: 6-24x Objective Lens Dia: 50 mm Focal Plane: Second Focal Plane Eye Relief: 95 mm / 3.74 in Lens Coating: Fully Multi-Coated Linear Field of View @ 100 yd: 18.3-4.6 ft @ 100 yards Linear Field of View @ 100 m: 6.1-1.53 m @ 100 meters Angular Field of View: 3.5-0.88Adeg Reticle: VSE-7 MOA Tube Dia: 30 mm Side Focus: 10 yards to Infinity Click Value: 1/4 MOA Turret Function: Elevation Zero Stop & Revolution Indicator; Windage Turret Lock Elevation Adjustment Range: 80 MOA Windage Adjustment Range: 50 MOA Diopter Compensation: -2 to +2 Illumination Setting: 6 Gears Red, On/Off Switch Battery Type (Not Include): CR2032 Waterproof: IPX4 Fogproof: Nitrogen Filled Shockproof: 750 G Housing Material: 6063-T6 Aluminum Alloy Finish: Matte Black Length: 354 mm / 13.94 in Weight: 728 g / 25.68 oz Items in the Package: User Manual, Plastic Wrench, Cleaning Cloth, Flip-up Caps, Hex Key, Sunshade, etc. Size Reticle Download Sentinel User Manual