Feature a Lightweight for Fast Target Acquisition: 325g / 11.5oz Build Reduces Fatigue and Supports Quick Handling a Comfortable Shooting: 112-95mm / 4.4-3.7in Eye Relief Ensures a Clear Sight Picture With Flexible Head Positioning a Bright and Sharp Imaging: Fully Multi-Coated Lenses Deliver High Light Transmission and Crisp Image Clarity a Quick Range Estimation and Holdovers: VMD-2 MIL Reticle With Ranging Marks Allows Accurate Shots Without Dialing a Generous Adjustment: 1/2 MOA Clicks With 200 MOA Total Travel Accommodate CQB and Recreational Shooting Relations Specification A Magnification: 1-4x A Objective Lens: 20mm A Ocular Lens Dia: 38mm / 1.5 inch A Ocular Length: 52mm / 2.0 inch A Tube Diameter: 25.4mm (1 inch) A Exit Pupil: 20.0-5.0mm A Length: 235mm / 9.25&';&'; A Weight (net): 325g / 11.5oz A Eye Relief: 112-94mm / 4.4-3.7 inch A Field of View (@100yds): 68-23.8 feet@100yds A Optics Coating: Fully-multi coated A Reticle: VMD-2 A Click Value: 1/2MOA A Evaluation Range: 200MOA A Windage Range: 200MOA A Parallax Setting: 50 Yds A Finish:Black matte A Illumination: N/A A Length of middle turret part: 31mm (1.2 inch) A Distance between middle turret parts to power ring: 56mm (2.2 inch) A Shock tested to 500g, water resistantnd fully nitrogen purged A High quality 6063 T6 aircraft grade aluminum Service