Lightweight and durable, the Midas G2 UHD binoculars feature a magnesium chassis, ED glass, fully multi-coated optics, and BaK-4 prisms with ESP Dielectric and phase coatings for sharp, bright images. Waterproof, shockproof, and argon-purged for all-weather reliability, they also include scratch-resistant XPL lens coatings and upgraded twist-up eyecups for comfort and durability in the field.