Impressive performance in a 7x18 monocular, thanks to top-end BaK-4 prism glass and multi-coated optics. Bright, sharp image as close as 13 inches. Scope Features: BaK-4 prism glass Multi-coated Power: 7X Objective diameter: 22mm Eye relief: 12mm Exit pupil: 2.6mm - 1.8mm Field of view: 181 ft @ 1,000 yds Polymer frame Weight: 1.8 oz Close focus : 1.1 ft Includes: lanyard and case Limited lifetime warranty Product of Brunton