Celestron–Nature DX ED 8x42 Premium Binoculars –Extra-Low Dispersion Objective Lenses –Outdoor and Birding Binocular–Fully Multi-Coated with BaK-4 Prisms–Rubber Armored – Fog & Waterproof Binoculars

PREMIUM ED OBJECTIVE LENSES: Extra-Low Dispersion (ED) glass virtually eliminates chromatic aberration or color fringing, a visual defect common in binoculars. You'll enjoy razor-sharp images with outstanding, true-to-life color. VERSATILE, ALL-AROUND BINOCULARS: These premium binoculars are a great choice for birdwatching, nature observation, the trail, stadium, arena, or anywhere you want a close-up view of the action without sacrificing brightness or detail. PHASE-COATED BaK-4 PRISMS FOR BRIGHTER VIEWS: The prisms inside Nature DX ED feature quality BaK-4 glass with phase coatings that maximize light transmission to your eye. The result is bright, highly detailed views—even in low light conditions. DURABLE, WATERPROOF BODY: A rubber-armored, polycarbonate housing protects your binoculars from damage and stands up to the toughest weather conditions. They're also fully waterproof and nitrogen purged to prevent internal fogging of the lenses. UNBEATABLE WARRANTY & CUSTOMER SUPPORT: Buy with confidence from Celestron, a leading optics brand in California since 1960. Your purchase includes a Celestron Limited Lifetime US Warranty & US-based expert tech support. BONUS ACCESSORIES: Take this binocular with you anywhere. We’ve included a compact carrying case, objective lens caps, an eyepiece rainguard, a neck strap, a lens cloth, and an instruction manual.