Olympus 8x25 Magellan WP I Waterproof & Fogproof Roof Prism Binocular with 5.5-Degree Angle of View

At the pinnacle of roof prism binoculars lies Olympus' Magellan line. They're nitrogen-purged and O-ring sealed for total waterproof and fogproof construction. Vast temperature changes as well as moisture will have no effect upon them. Each lens surface is fully multicoated, and the high-index BaK-4 prisms are silver lined for supreme edge-to-edge sharpness. World-class optics, encased in rubberized bodies which are light for their specifications. Key Features • Twist-up eyecups • 58-72mm Interpupillary adjustment range • Oversized, silky-smooth center focusing knob • Exceptionally long eye relief of 18mm This item includes: • Case • Strap • Lifetime Limited Warranty