Gerber Sport 10X50 Binoculars

Magnification 10X Objective Diameter φ50mm Exit Pupil Diameter φ5mm Eye Relief 17.9mm Field of View-Angular 6.6° Field of View-At 1000m 115m Field of View – At 1000yds 345ft Minimum Focus Distance 7m Relative Brightness 25 Twilight Factor 22.4 Resolution ≤5.2″ Prism Type Porro Number of Elements & Groups 6 Pieces in 4 groups Focus System Centre Focus Lens Eyepiece Positive Ocular Dioptre Adjustment +8 dpt Negative Ocular Dioptre Adjustment -4 dpt Closed Interpupillary Distance 56mm Open Interpupillary Distance 72mm Eye Cups Type Foldable Rubber Eyecups Body Housing Material Aluminum Alloy Waterproof NO Nitrogen Filled NO Size 189X65X178mm Net Weight 888 g