Osprey Global 10x25 BAK-4 Prism Binocular Black 10x25 Black Binocular. Made with BAK-4 Prism glass and come with lens covers and a carrying case. Specifications for Osprey Global 10x25mm BAK-4 Prism Binocular: Manufacturer: Osprey Global Magnification: 10 x Objective Lens Diameter: 25 mm Prism Material: BAK4 Exit Pupil: 2.5 mm Field of View Linear: 96 m at 1000 m Optical Coating: Multicoated Water Resistance Level: Waterproof Weight: 228 g Finish: Matte Condition: New Magnification Type: Fixed Package Contents: Osprey Global 10x25 BAK-4 Prism Binocular Binocular Case Straps Instruction Manual Lens Cloth Osprey Global Warranty At Osprey Global we will repair or replace your Osprey product in the event it becomes damaged or defective at no charge to you. If we cannot repair your product we will replace it with a product in perfect working order of equal or better physical condition. You see it doesn't matter how it happened whose fault it was or where you purchased it. You can count on our warranty for all Osprey Global rifle scopes tactical scopes compact first focal planes red dots lasers binoculars bore sights and accessories. See Full Warranty Information here. Osprey Global 10x25 Black Binocular: 10x25 BAK-4 Prism Binocular Black