Nikon's best-selling hunting binoculars in order to match big-game hunting conditions anywhere in the world.  The original 42mm lens series has long been the choice for viewing bright, crisp and clear images from dusk until dawn. All binoculars deliver phase-correction coated prisms, fully multicoated Eco-Glass lenses and are 100% waterproof and shockproof for dependable service in any weather. Extra-long eye relief and twist-out eyecups for eyeglass wearers. Rubber-armor coating and ergonomic design for toughness and easy handling. Precision-aligned optics for extended viewing.