CES1099 Features: * Monocular * Fully multi-coated for maximum resolution and high contrast views * Waterproof and fog proof for protection in wet conditions * Rubber covered for protection * Compass built-in for direction location * Reticle built-in for determining distance * Optical design: Roof * Diameter: 42 mm (1.65 in) * Magnification: 8x * Angular field of view: 10.5 * Linear field of view (@1000 yds): 549 ft (167.34 m) * Linear field of view (@1000 m): 183 m (600.39 ft) * Exit pupil: 5.0 mm (0.2 in) * Eye relief: 20 mm (0.79 in) * Near focus (binoculars): 6.5 ft (1.98 m) * Prisms: Bak-4 * Optical coatings: Multi-coated * Weather proof: Waterproof Dimensions: * Weight: 8 oz (226.8 g) * Dimensions: 8"" H x 3"" W x 5"" D Warranty: * No fault lifetime warranty