Feature A Consistent Benchrest Precision: Custom Patent Reticle Designed for 25-Meter Benchrest Shooting for Repeatable Shot Placement A Bright and Crisp Target View: Large 50mm Objective Lens Enhances Light Transmission for Bright, Clear, High-Contrast Imaging A Wide Adjustment Range: Durable 30mm Tube Provides Broader 50 MOA Elevation Travel with Precise 1/8 MOA Click Adjustments A Accurate Bullseye Alignment: At 40x Magnification, the 1.5mm Center Dot Matches the Standard 2mm Bullseye for Precise Aim Control A Dependable Shooting Control: Zero Stop Allows Quick Return to Zero with Side Focus from 10 yds for Precise Close-to-Long-Range Shooting Reticle Sentinel-X Pro 10-40x50 Long-Range Rifle Scope (SCOL-58) Scenario: Benchrest Shooting, Long-Range Shooting Reticle Name: COM-25M A Reticle Use at 40x power & 25m for 25m benchrest shooting A Each graduation on horizontal line coincides with all target rings A 1.5mm Center Dot Perfect Matches Target 2mm Dia. Bull-eye Specification See our Terminology Guide for detailed explanations of each specification. Specification Details Magnification: 10-40x Objective Lens Dia: 50 mm Focal Plane: Second Focal Plane Eye Relief: 90 mm Lens Coating: Fully Multi-Coated Linear Field of View @ 100 yd: 10.21-2.61 ft @ 100 yards Linear Field of View @ 100 m: 3.4-0.87 m @ 100 meters Angular Field of View: 1.95-0.5 Adeg Reticle: COM-25M Tube Dia: 30 mm Side Focus: 10 yards to Infinity Click Value: 1/8 MOA Turret Function: Zero Stop Elevation Adjustment Range: 50 MOA Windage Adjustment Range: 50 MOA Diopter Compensation: -2 to +1.5 Illumination Setting: 11-Gear Battery Type (Not Include): CR2032 Waterproof: IPX4 Fogproof: Nitrogen Filled Shockproof: 750 G Housing Material: 6061-T6 Aluminum Alloy Finish: Matte Black Length: 409 mm / 12.8 in Weight: 792 g / 27.9 oz Items in the Package: User Manual, Plastic Wrench, Cleaning Cloth, Flip-up Caps, Hex Keys, Sunshade, etc. Size Compatible Gun Type For Benchrest Shooting: CZ 457 (.22LR), Tikka T1x / Anschutz / Sako / Howa, Remington 700 / Tikka T3x, etc. For Long-Range Shooting: Tikka T1x / T3 / T3x (.22LR / .308), Remington 700 / 783 (.223), Sako, Anschutz, Howa, FX Impact M3 / MKII, AirForce Texan, CZ 457, Accuracy International, Cadex, Sako TRG, Steyr, etc. Download COM-25M Reticle Manual Video