Monarch 7 Binocular 8x42mm ED Lenses Rubber Armored by NIKON OPTICSHarness the most advanced optical system in any MONARCH ATB yet. With 8x magnification and truly all-terrain durability and handling and and the latest innovations in multilayer coatings and MONARCH 7 delivers the sharpest and brightest view of your passions ever. Specifications: Focusing System Central: Focus Magnification: 8x Objective Diameter: 42mm Angular Field of View (Real): 8° Angular Field of View (Apparent): 58.4° FOV at 1000 yds: 420 ft Close Focus Distance: 8.2 ft Exit Pupil: 5.3mm Relative Brightness: 28.1 Eye Relief: 17.1mm Size (Length x Width): 5.6 x 5.1 in Weight: 22.9 oz Phase Coating: Yes Dielectric Coating: Yes Waterproof/Fogproof: Yes Prism: Roof ED Glass: Yes *Warranty Info: This Nikon product is warranted by Nikon Inc. to be free from defects in material and workmanship for the lifetime of the product from the date of purchase by the original consumer purchaser. During this period if this product is found to have defects in material or workmanship and Nikon Inc. will at its option and without charge and either repair or replace this product with the same product and or if unavailable and a product of comparable specifications and value. This warranty extends to the original consumer purchaser only and is not assignable or transferable.