Ruby Lens Imported The tough and compact 8x22mm monocular is a handy optic that is suitable for golf enthusiasts and the like. The monocular comes with BK-7 prism and ruby fully coated optics, bringing you bright and crystal clear views while minimizing UV glare. The monocular features a compact and ergonomic waterproof body that can easily be slipped into your pocket or purse. With built-in internal distance reticle, the scope can be used to estimate the range between 50-200 yards. Align the reticle with the flag to estimate the range. The scope weighs only 2.82 oz and comes with a carrying case, a wrist strap, and a lens cloth, making it a nice and convenient tool to bring.