Extreme terrain and unimaginable conditions test your mettle-and your optics. Razor HD binoculars are a step up and out from other binoculars in their class. FEATURES: Lightweight, bright and strong, binoculars feature a best in class HD optical system that delivers the sharpest images possible APO System: Index-matched lenses correct color across the entire visual spectrum ArmorTek(R): Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt Multi-Coated: XR Plus Fully Multi-Coated HD Lens Elements Phase Correction: Coating on roof prism models enhances resolution and contrast Plasma Tech: Cutting edge coating application process provides unparalleled coating durability and performance Rubber Armor: Provides a secure, non-slip grip, and durable external protection