Specifications for Leica Magnus i 2.4-16x56 Riflescope: Package includes: Riflescope caps for front lens/eyepiece, cleaning tissue Front lens diameter: 56 mm Magnification: 2.4 - 16 x Zoom: 6.7 x Field of view at max. magnification (m/100 m): 2.8 yds / 2.6 m Field of view at min. magnification (m/100 m): 28.4 yds / 17 m Eye relief: > 3.5 in / 90 mm Exit pupil: 3.5 - 12.4 mm Parallax: adjustable, 50 m to infinity Diopter compensation: -4/+3 dpt Coating: AquaDura lens coating Transmission: approx. 91 % Mounting option: 30 mm tube / Zeiss internal track Impact point correction: 1 click = 1 cm/100 m (~1/3 MOA), 150 x140 cm Front lens filter thread: M 58 x 0,75 mm Length: 360 mm Weight: 27.7 oz / 785 g / [with track Waterproof: waterproof to 13.1 ft / 4 m; nitrogen-filled Reticle illumination / type: yes/dot Automatic switch-off: 3 min, ± 75° Automatic switch-on: yes, activated by position and/or movement