The 7x50 Action Extreme ATB Binocular from Nikon is a general purpose optic that offers a weather-sealed housing and slip-resistant handling. Additionally, Action Extreme ATB binoculars are equipped with a fully multicoated optical path that displays a 42.7° apparent viewing angle. Nikon's Eco-Glass optics are made of environmentally-friendly lenses and prisms that don't contain lead or arsenic. Complementing the image quality and nitrogen-filled housing are Turn-and-Slide eyecups and a 17mm eye relief, allowing the viewer to set a comfortable viewing distance even while wearing eyeglasses.

Key Features
Optical Performance

Magnification: 7x
Objective lenses: 50mm diameter
Apparent viewing angle: 42.7° wide angle
Eco-Glass: lenses and prisms don't contain lead or arsenic
Fully multicoated optics
BAK4 prism glass
17mm eye relief
Use and Handling

Turn-and-slide rubber eyecups with multiple click-stop positions
Construction Details

Nitrogen-filled for fogproof and waterproof performance
Slip-resistant rubber armoured housing
Weight: 35 oz
Specifications
Prism Type Porro
Magnification 7.0x
Objective Lens Diameter 50mm
Angle of View 6.4° (actual)
Field-of-View 335' @ 1000 yd / 111.22 m @ 1000 m
Minimum Focus Distance 22.97' / 7 m
Exit Pupil Diameter 7.1 mm
Eye Relief 17.1 mm
Interpupillary Adjustment 56 - 72 mm / 2.20 - 2.83"
Focus Type Centre
Tripod Mount None
Dimensions 7.72 x 2.80 x 7.05" / 19.61 x 7.11 x 17.91 cm
Weight 35.3 oz / 1000.8 g