Vector Optics 10X Binocular Telescope High Magnification Prism Binoculars Telescope Compatible with Glasses Suitable for Mountain - Excursions,

4 groups 6 lenses, silver coated prism, fully multi-coated lens, center focus, phase correction coating, roof prism, reinforced polycarbonate, metal knob & ring These binoculars have 10x magnification and a 42mm objective lens. Known for impressive optical quality and durability. Dielectric fully multi-coated lenses allow more light to pass through and display clearer, brighter images. One of the largest field of view in its class helps you efficiently obscure your environment and identify your targets. Sleek, short hinge design with rubber armor and thumb indentation leaves more space for your hands to create an easier, safer, non-slip grip. Multi-position eyecup twists for adjustable eye relief. The diopter of your right eye corresponds to the difference in focus of your eyes. Argon purge and rubber armor make it waterproof and anti-fog even in adverse weather conditions. Nitrogen gas purge prevents internal fogging over a wide temperature range Product brand: Vector Optics 6 lenses in 4 groups, silver coated prism, fully multi-coated lens, roof prism, reinforced polycarbonate, center focus Magnification: 10x Objective lens: 42mm Optical structure: 4 groups 6 lenses Prism type: BAK4 Coating: multilayer coating Prism coating: fully multi-coated Focus system: center Exit pupil: 4.1mm Field of view: 5.8° Field of view: 305 feet Field of view: 102 meters Diopter system: right eyepiece Diopter compensation: -4 to +4 Size: 147x53x126mm Weight: 615g/21.7oz Material: Reinforced polycarbonate Waterproof: IPX6 Comes with strap, instructions, cleaning cloth, pouch, retail packaging, etc.