The ProStaff Waterproof 82mm spotting scope features a large objective lens for brightest field of view. Bright multicoated optics feature lead-and arsenic-free Eco-Glass. A sliding hood is standard. O-ring sealed and nitrogen-purged for waterproof, fogproof performance. Outfit includes straight body, Vue-thru case, zoom eyepiece and compact tripod. Camo outfit includes window mount. Magnification: 20x-60x Objective Diameter: 82mm Angular Field of View: Real 1.9@20x; Apparent 38.4@20x FOV @ 1000 yds (ft): 99@20x Close Focus Distance (ft): 20 Exit Pupil (mm): 4.1@20x Relative Brightness: 16.8@20x Eye Relief (mm): 15.2@20x Length (in): 15 Width (in): 4.5 Weight (oz): Manufactures Website Address www.nikonsportoptics.com Warranty Information Lifetime Full Warranty. If any product is found to have defects in workmanship or materials, Nikon will, at their option, repair or replace it at no charge, even if you're not the original owner.