Product Description The Sightmark Presidio 3-18x50 delivers a broad 6:1 zoom range and precision-first design for close to midrange engagements. Built on a singlepiece 30mm aircraftgrade aluminum tube with fully multicoated glass, this riflescope features the LR2 first focal plane reticle calibrated up to .338 caliber for reliable holdovers and wind holds at extended distances. Red illumination with multiple brightness settings enhances visibility in low light, while tactile, lowprofile turrets with aggressive knurling offer confident adjustments and fast returntozero via integrated zero stops. Rated IP67 for dustproof and waterproof performance and shockproof/fogproof to handle tough conditions, the Presidio pairs perfectly with ARtype platforms and boltaction rifles. Included flipup lens caps, a throw lever, and a CR2032 battery round out a readytorun package. Product Highlights LR2 first focal plane reticle with precise holdover and windage references 6:1 zoom ratio and versatile 3-18x magnification for close to midrange shooting Red illuminated reticle with 6 brightness levels; powered by a CR2032 battery Singlepiece 30mm aircraftgrade aluminum tube with fully multicoated optics Zerostop, lowprofile tactile turrets and IP67 dustproof/waterproof construction Specs Brand Name: Sightmark Model: Presidio 3-18x50 Reticle: LR2 Reticle Focal Plane: First Focal Plane Magnification: 3-18x Objective Lens Diameter: 50 mm Tube Size: 30 mm Illumination: Red; Brightness Settings: 6 Click Value / Adjustment Type: 0.1 MRAD; MRAD turrets Elevation/Windage Travel: 26 MRAD Parallax: 15 yds to infinity Eye Relief: 3.8 in Field of View (linear): 36.7 - 6.1 ft @ 100 yds Length: 13 in Weight: 30.8 oz Diopter Adjustment Range: 2 to +2 dpt Optical Coating: Fully MultiCoated Construction: Aircraftgrade aluminum; glass lenses Water/Dust Resistance: IP67; Shockproof; Fogproof Operating Temperature: 20 to 160 AdegF Battery: CR2032; Quantity: 1; Battery Life: 150-500 hours Included Accessories: Flipup lens covers, throw lever UPC: 812495029882 Manufacturer Part Number: SM13141LR2 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.