BARSKA Deep Sea Waterproof Floating Binocular w/ Internal Rangefinder & Compass, Blue, 7x50mm (AB10798)

Includes carrying case and neckstrap. O-ring sealed for complete waterproof protection. Dry nitrogen-purged and sealed to prevent fogging, clouding and moisture damage. High quality optics for increased clarity. BAK-4 prisms for crisp images. Non-slip and ergonomic rubber design for a secure grip. Heavy-duty and shockproof rubber armor. Ideal for all outdoor activities in all weather conditions. Specially designed for nautical use. Magnification: 7x. Objective Lens (mm): 50. Prism Type: Porro. Exit Pupil (mm): 7.2. Optical Coating: Fully Multi. Focus System: Individual. Field of View (ft@1000yds/m@1000m): 395/132. Close Focus (ft/m): 22.3/6.8. Eye Relief (mm): 23.0. Weight (oz.): 38.8. Limited lifetime warranty. Weight (oz.): 38.8. The Deep Sea Series is designed specifically for the nautical and boating enthusiast. With 7x magnification (most popular size because of the steady image achievable under rough sea conditions) and exceptional optics, these binoculars provide clear views of marine observation from sunrise to sundown. In addition, selected models include an internal rangefinder and directional compass for navigation. The Deep Sea series includes a wide range of seaworthy roof and porro styles and sizes to meet the needs of the experienced or beginning mariner. There's even a Deep Sea model that floats! All Deep Sea models feature a rugged rubber armor covering that provides a sure and secure grip.