Nature DX ED 10X50 Binoculars

Magnification 10x Objective Lens Diameter 50mm (1.97″) Angular Field of View 5.9° Linear Field of View (@1000 yds) / @1000 m) 309 ft (103 m) Exit Pupil 5mm (.2″) Eye Relief 17.8mm (.7″) Close Focus 8.2 ft (2.5 m) Interpupillary Distance (max) 74mm (2.91″) Interpupillary Distance (min) 56mm (2.2″) Diopter Adjustment Range ± 3 Twilight Factor 22.36 Relative Brightness 25 Lens Coatings Fully Multi-Coated Prism Glass (Type) Bak-4 Prism Coatings Phase Coated Weight 28.4 oz (806 g) Environmental Protection Waterproof Nitrogen Filled Yes Tripod Adaptable Yes Carrying Case Padded nylon canvas Dimensions 163mm x 135mm x 61mm (6.4″ x 5.3″ x 2.4″) Included Accessories Neck strap| Objective lens caps| Rainguard| Carrying case| Lens cloth| Instruction manual