MFR SKU: 7566 | Helix SKU: NK7566
Nikon's exclusive and legendary ED (Extra-low Dispersion) glass lenses:Deliver superior sharpness and color correction for unmatched detail resolution.
Dielectric High-Reflective Multilayer Prism Coating: This technique provides almost the same brightness as that perceived by the naked eye, and clear, high-contrast images that display accurate color reproduction.
Advanced, fully multicoated optics: Multiple layers of anti-reflective compounds on every glass surface for bright, vivid sight pictures.
Field Flattener Lens System: This expert lens design minimizes field curvature, producing images that are as sharp in the peripheral areas as they are in the center.
New body style: New ergonomic construction balances perfectly in the hand for extended hunts.
Dual focus knob with locking diopter adjustments: A quick, central focusing knob has been paired with pop-up diopter adjustments for unparalleled speed and convenience.
Horn-shaped detachable eyecups: Ergonomically contoured eyecups block out peripheral light for a clear field of view.
Long eye relief with ratcheting eyecup adjustments: Allow for a perfect view, with or with or eyewear.
Lightweight, rubber-armored body: Delivers superior ruggedness that is still easy to hold in any weather.
Magnesium-alloy body: New body cuts weight without sacrificing durability.
Waterproof/fogproof optical performance: O-ring sealed and dry nitrogen filled to handle the toughest conditions on the planet. (Up to 10 minutes submersed at 16.4 feet).