Outfitted with a magnification and objective lens diameter favored by birders - hunters - and outdoor enthusiasts - the Opticron 8x42 Adventurer II WP Binoculars feature moderate magnification for bringing subjects in close - and an objective lens diameter that provides extended performance in low light without excessive bulk Outfitted with BAK4 roof prisms and fully multicoated optics - they deliver high-contrast images that are bright and clear with accurate color representation An exceptionally long eye relief helps boost the comfort-level during extended observation sessions and reduces eye fatigueThe compact design of the prism system ensures a slim form-factor for easy packing and carrying - and the body is made using both aluminum and polycarbonate to make them strong and durable The entire optic is designed with a neutral weight distribution that ensures the center of gravity sits naturally in the hand to help prevent arm fatigue Protective rubber armor and raised palm pads provide a slip-resistant grip - while their large textured focus wheel makes them easy to use &mdash especially in cold and wet weather - or when wearing gloves The optical tubes are O-ring sealed to make them waterproof and nitrogen-filled to prevent internal fogging when moving through extreme temperature and environmental conditions Tethered objective lens caps ensure they are close at hand when needed and the one-piece ocular rainguard allows for fast deployment in the field
Features: BAK4 Roof Prisms, Fully Multicoated Optics, Nitrogen-Filled, Fog & Waterproof, Closed Bridge Configuration, Aluminum and Polycarbonate Chassis, Large Center Focusing Knob, Tripod Mountable with Optional Adapter, Twist-up Rubber Eyecups, Weight: 22 Ounces
Prism Type: Roof (BAK4)
Magnification: 8x
Objective Lens Diameter: 42 mm
Angle of View: 6.8 degrees (Actual)
Field of View: 357' @ 1000 yd / 119 m @ 1000 m
Minimum Focus Distance: 16.4' / 5 m
Exit Pupil Diameter: 5.25 mm
Eye Relief: 20 mm
Interpupillary Adjustment: 56 to 73 mm / 2.2 to 2.9-inch
Diopter Adjustment: -2 to +2
Focus Type: Center
Stabilization Freedom: No
Fogproof: Yes - Nitrogen Filled
Environmental Resistance: Water-Resistant (Unrated)
Dimensions: 5.8 x 4.9-inch / 14.8 x 12.5 cm
Weight: 22.12 oz / 627 g