Echelon 10x70 Binocular

Apparent Field of View 5.3° Close Focus (Binoculars) 82.0ft / 25m ft (25 m) Dimensions LxWxH (in/mm) 10.15 in x 8.74 in x 3.31 in (258 mm x222 mm x84 mm) in (258 mm) Diopter Compensation +/- 4 Exit Pupil (mm) 7 mm (0.28 in) Eye Relief (mm) 21.5 mm (0.85 in) Interpupillary Distance 58-72 IPD Max 72mm mm (2.83 in) IPD Min 56mm mm (2.2 in) Linear Field of View (@1000... 278 ft/93 m Magnification (x) 10 x Nitrogen Filled (Fog Proof) Yes Objective Lens Diameter (mm) 70 mm (2.76 in) Optical Coatings XLT Coatings (Fully Multi-Coated) Prism Glass (Type) Bak-4 Relative Brightness 49 Tripod Adaptable Yes Twilight Factor 26.46 x Water Proof Yes Weight 65oz (1840g)