Vortex 8x42 Diamondback HD Roof Prism Binoculars with GlassPak Harness Case

8x magnification in 42mm objective lens 393-feet field of view at 1,000 yards 17mm eye relief Fully multi-coated lenses Multi-layer dielectric prism coating GlassPak case and harness included Right eye diopter/Center focus wheel Twisted adjustable eyecups Rubber armored exterior for non-slip grip Waterproof, fogproof, and shockproof