Discover the power and versatility of Nikon's 16x50 Action Extreme ABT Porro Prism Binoculars, a robust and high-performance optical solution designed for all-terrain use. Engineered to withstand even the harshest conditions, these Extreme All Terrain Binoculars are built with an all-metal chassis, encased in a durable, lightweight polycarbonate body shell for ultimate resilience.Experience the assurance of total waterproof, fogproof, and shockproof performance, thanks to the nitrogen-filled and O-ring sealed construction. These binoculars are ergonomically designed, with a rubber coating for a secure, non-slip grip, whether in wet or dry conditions. They are also tripod adaptable, offering flexibility for a range of viewing scenarios.At the heart of these binoculars lies Nikon's exclusive Eco-Glass, a high-resolution lens and prism system crafted without the use of arsenic or lead. This advanced lens system delivers an incredibly clear, distortion-free image across the entire field of view. Each lens element features multi-layered anti-reflective coatings, meticulously formulated to provide optimum brightness, high contrast, true color rendition, and flare-free viewing in a variety of lighting conditions.The 16x50 Action Extreme ABT Porro Prism Binoculars also boast a unique, click-stop eyecup design, offering not only long eye relief but also customizable variable eye relief to accommodate individual eye differences and eyeglass use. The central focu