"Vanguard LDT-8420 Brand New Includes Five Year Warranty, The Vanguard LDT-8420 fogproof / waterproof binoculars has a fully multi-coated optical system and its BaK4 prisms provide good light transmission and clarity
Long eye relief and deluxe twist-out eyecups provide observation convenience for those who wear eye glasses. The thick grooved rubber armor cover provides great impact resistance during active use. Nitrogen charged and O-ring sealed, the LDT binoculars are 100 fog proof and waterproof. The ergonomic design and large focus wheel provide comfort during observation and effortless focusing. The streamline design, light weight, and good capability of these binoculars guarantee an excellent birdwatching experience. LDT-8420 Features: Fogproof / Waterproof Binoculars, Fully Multi-Coated Optical Lenses, High-Quality BaK4 Prisms, 8x Magnification, 6.5 of Maximum View Angle, Minimum Focus Range of 13.1', 340' Field of View, 17mm Eye Relief, 42mm Objective Lens Diameter, 100 Fogproof & Waterproof, Large Focus Wheel w/ Twist-Out Eyecups, Thick Grooved Rubber Armor Provides Solid Grip, Neck Strap & Carrying Pouch Included, Dimensions: 150 x 125mm"