Rugged waterproof, shockproof and fogproof tube is nitrogen-filled and O-ring sealed for maximum performance under all field conditions Precision ground and polished optical glass is coated with Nikon’s exclusive Brightvue for 88% light transmission, super clarity and high resolution Positive, audible steel-to-brass 1/4 MOA click windage and elevation adjustments eliminate reticle creep or backlash Nikoplex reticle in all models for quick, easy target acquisition under all lighting conditions at all ranges No-glare, scratch-resistant matte finish Each scope backed by Nikon’s exclusive Lifetime Limited Warranty - your guarantee of complete satisfaction Superior scopes, superior values 100% waterproof, fogproof performance Nikon Brightvue anti-reflective multicoating 1/4-minute, steel-to-brass, positive click adjustments Lifetime limited warranty Large, 5.5mm exit pupil at 9x for maximum light transmission - a perfect choice for early morning and late evening stand hunting Flexible power range is ideal for game from deer and elk to varmints Attractive pricing, excellent value Finish: Matte Actual Magnification: 3.3-8.5x Objective Diameter: 50mm Exit Pupil (mm): 15.1-5.9 Eye Relief (in): 3.5-3.4 FOV @ 100 yds (ft): 33.9-12.9 Tube Diameter: 1 in. Objective Tube (mm/in): 58.7/2.3 Eyepiece O.D. (mm): 42.5 Length (in): 12.9 Weight (oz): 18.2 Adjustment Gradation: 1/4: 1 click Max Internal Adjustment: 70 Parallax Setting (yds): 100 Resources: Image(s): nikon