Side-focus parallax adjustment for easy targeting 92% light transmission 1/8 mintue, metal-on-metal, positive click adjustments High post, handturn reticle adjustments 100% Waterproof/Fogproof/Shockproof Lifetime Full Warranty Includes the Nikon fog eliminator wipe to eliminate EXTERIOR fogging in even the most extreme conditions Magnification x: 6-18 Objective Diameter (mm): 40 Exit Pupil (mm): 6.7-2.2 Eye Relief (in): 3.7-3.5 FOV @ 100 yds (ft): 16.1-5.92 Tube Diameter: 1 inch Objective O.D. (mm/in): 49.3/1.94 Eyepiece O.D. (mm/in): 43/1.69 Length (in): 14.7 Weight (oz): 19.4 Adjustment Graduation: 1/8 MOA Max Internal Adjustment: 50 MOA Parallax Setting (yds): SIDE FOCUS ADJUSTABLE Sunshade: 8053