The 8 x 40mm Nikon Action Extreme Binoculars are high-quality waterproof binoculars from one of the market's leading manufacturers. These Nikon Action Binoculars have an ultrawide field of view at 492 feet, and with a nonslip, rubber-coated body, compact size and light weight, the 8 x 40mm Nikon Action Extreme Binoculars are a joy to carry in the field. Featuring bright multicoated optics, BaK4 High Index Prisms and Turn-and-Slide Rubber Eyecups with detents, these Nikon binoculars are an ideal choice for those wanting premium optics. The Nikon Action Binoculars are also nitrogen filled and O-ring sealed for total waterproof and fogproof performance in any environment. Combined with a rubber armored ploycarbonate body, these tough waterproof binoculars can be deployed in even the most adverse conditions. The Nikon Action Extreme Binoculars, 8 x 40mm, will suit your diverse outdoor binocular needs.