Features Lifetime Warranty with registration* Waterproof BAK4 Optics Long Eye Relief Fully Multi-Coated Cleaning Pen Included Description ALPEN&';s high-performance Shasta Ridge binoculars are fully waterproof, fully multi-coated, have long eye relief, and feature BAK4 optics that allow hunters, birders, boaters, and outdoor enthusiasts clearer, brighter viewing under all conditions. Shasta Ridge binoculars meet the extreme all-weather needs of today&';s active adventurers. When your goal is top performance and great value, the ALPEN Shasta Ridge is your best choice. Video Specs Item Number 394SR Magnification 10x Field of View (@1000YD/M) 315ft / 105m Waterproof Yes, 1m/30mins Lens Coatings Fully Multi-Coated Eye Relief 15.4mm Exit Pupil 4.1mm Focuser Type Center Objective Lens Diameter 42mm Close Focus 3.5m / 11.5ft Prism BaK-4 Eyecup Type Twist Up Weight 20 oz Manual To download printable PDF manual Click Here Warranty *USA Limited Lifetime Warranty when product is registered within 60 days of purchase. Click Here to register. CA Residents: Prop 65 WARNING(S)