Compact and lightweight, the Nikon ACULON A30 10 x 25 Compact Roof Prism Binoculars are great for trailing, tracking, hunting and other outdoor pursuits. Their multicoated Eco-Glass lenses provide clarity of vision, and the fast and smooth range of focus allows for quick viewing. The rubber armor-coated exterior is rugged, and the ergonomic design helps you hold the binoculars comfortably throughout periods of extended use. Rubber eyecups. Water-resistant. Fog proof.