Barska Level HD Rifle Scope Features This scope uses a glass-etched HRS .223 BDC reticle that allows quick range estimation and elevation compensation when shooting .223 ammunition. Red and green reticle illumination with adjustable brightness ensures visibility in a wide range of lighting conditions. Fully multi-coated optics provide sharp image clarity and improved light transmission. A solid monotube construction made from T6 aircraft-grade aluminum enhances strength and recoil resistance. External locking windage and elevation turrets allow fast secure adjustments in the field. Argon purging and hard anodized finishing ensure waterproof fogproof and shockproof performance. Barska Level HD Rifle Scope Specifications Manufacturer: Barska Series: Level HD Magnification: 1-4x Objective Lens Diameter: 24mm Tube Diameter: 30mm Reticle: Illuminated HRS .223 BDC Reticle Color: Red Green Black Reticle Construction: Glass Etched Focal Plane: Second Eye Relief: 4.76 inches at 1x 3.94 inches at 4x Exit Pupil: 5.88mm at 1x 2.29mm at 4x Click Value: 1/2 MOA Field of View at 100 Yards: 103 feet at 1x 25 feet at 4x Turret Style: External Locking Adjustment: Windage Elevation Adjustable Rheostat Optical Coating: Fully Multi-Coated Waterproof: Yes Fogproof: Yes Finish: Black Matte Length: 10 inches Weight: 16 oz Battery: CR2032 Lithium Battery Included Included Accessories: Scope Covers Lens Cloth