Aspherical multicoated Eco-Glass lenses
BaK4 high index Porro-style prisms
Turn-and-slide rubber eyecups
Smooth central focus knob for quick viewing
Ergonomic, lightweight, & rubber-armored
Aculon A211 Binoculars from Nikon feature aspherical multicoated lenses and objective diameter fabricated with Nikon's exclusive lead and arsenic-free Eco-Glass. Aspherical eyepiece lenses aid in delivering a flat field of view, while lens multicoating enhances image brightness. The environmentally-friendly Eco-Glass lenses provide astonishing clarity and precision in a lightweight composition. The BaK4 Porro prism systems within the Aculon A211 give the user a high-quality image under a multitude of lighting conditions, making these binoculars effective from dawn till dusk.
Turn-and-slide rubber eyecups facilitate easy positioning of eyes at the correct eye-point and allow for comfortable viewing during extended periods of use. The fast and smooth range of focus knob allows for quick viewing. The Aculon A211's ergonomic and lightweight design makes them easy to carry on those long outdoor adventures. These binoculars are also built to handle virtually any environment and assure a non-sip grip no matter the weather conditions thanks to their durable rubber-armored coating. Nikon limited lifetime warranty.