Boasting premium extra-low dispersion (ED) glass and dielectric, high-reflective multilayer prism coating, the Nikon Monarch 7 8x42 Binoculars delivers bright colors, an enhanced field of view and drastically improved low-light performance. Phase-correction-coated roof prisms for high resolution. Lenses are nitrogen-purged and O-ring sealed for waterproof, fogproof reliability. Long eye relief and multiclick, turn-and-slide rubber eyecups for eyeglass wears. Ergonomic, compact ATB body with durable, rubber-armored coating for a secure, nonslip grip.