• Maximum optical precision with hydrophobic multi-coating to ensure bright and sharp images. • 10x magnification and 42 mm objective diameter for detailed vision from a distance. • Robust, lightweight, and compact design, ideal for any trip and wildlife observation. • Waterproof housing reinforced with glass fibers and nitrogen-filled to resist extreme conditions. • Smooth and exact focusing system that facilitates its use in any situation. • Reliable operation in a temperature range from +5 °F to +140 °F.