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The 16x50 Action Extreme ATB Binocular from Nikon offers a weather-sealed housing and slip-resistant handling in a high-powered optic for intermediate to long-range observations. Additionally, Action Extreme ATB binoculars are equipped with a fully multicoated optical path that displays a 52.1° 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 an 18mm eye relief, allowing the viewer to set a comfortable viewing distance even while wearing eyeglasses. An included tripod mounting adapter enables steady long-range viewing with this high-magnification binocular.
Objective lenses: 50mm diameter
Apparent viewing angle: 52.1° wide angle
Eco-Glass: lenses and prisms don't contain lead or arsenic
Fully multicoated optics
BAK4 prism glass
18mm eye relief
Use and Handling
Turn-and-slide rubber eyecups with multiple click-stop positions
Included tripod mounting adapter for steady and comfortable long-duration viewing
Nitrogen-filled for fogproof and waterproof performance