Bushnell 137500 Marine 7x 50 mm Binoculars (with Compass) • 7x 50 mm; wide 350 ft. field of view makes scanning effortless ;• Classic marine binocular with internal rangefinder; BaK-4 porro prisms for bright, clear, crisp viewing;• Hermetically sealed, airtight, watertight construction enables binoculars to float if dropped overboard; resists saltwater corrosion;• Nonslip, nonskid rubber armor cushions bumps and shock, prevents sliding and provides a firm grip when wet;• Fully multicoated optics;• Illuminated easy-to-read compass;• 100% waterproof/fogproof; O-ring sealed, and nitrogen purged to keep out moisture;• Blue;• Includes case, eye covers, cleaning cloth, and batteries;• With compass; Close focus: 35 ft. (10.6 m);