Z6I 2.5-15X44-P-L HD 4A-I DEMOFeatures:Magnification 2.5-15xObjective Lens Diameter 24.2-44 mmAngle of View 2.5x: 9.1Adeg15x: 1.5AdegField-of-View (@ 1000 Yds) 2.5x: 480' @ 1000 yd / 159.4 m @ 1000 m15x: 81' @ 1000 yd / 26.9 m @ 1000 mDioptric Correction Range -3/+2Parallax Correction 54.7 yd / 50 m to 8Exit Pupil Diameter 2.5x: 9.7 mm15x: 2.9 mm 1Eye Relief 3.74" / 95 mmFilter Size M 46x0.75Impact Point Correction per Click 0.36 MOA / 10 mm @ 100 mMaximum Elevation/Windage Adjustment Windage: 36 MOAElevation: 64.8 MOATwilight Factor 2.5x: 7.115x: 25.7Weatherproofing Waterproof and fogproofDimensions Length: 14.13" / 359 mmWeight 21.5 oz / 609.5 gSwarovski Demo ProductsSwarovski demo products have been slightly used for display or demonstrations by Swarovski during outdoor industry events. They may exhibit minor cosmetic imperfections that will vary from demo product to product. Swarovski demo products and their included accessories are guaranteed by Swarovski to operate to the standards for a new product. In rare cases, one or more accessories may be missing. All Swarovski demo products are covered by the Swarovski Limited Lifetime Warranty (View Warranty)