LEMONBEST Upgrade 16X52 Zoomable Monocular Telescope With Lens Cover Double focusing for Sports Hunting/Camping Mulit-coated optics upgraded version of the green film eyepiece This monocular offer 16x magnification and a 52mm objective diameter. Multicoated optics guarantee superior light transmission and brightnessultra-compact and ultra-lightweight The fully coated optics, meanwhile, guarantee superior light transmission and brightness, helping you see just about any target Easy focusing Suitable for Golf, Scope, Camping, Hiking, Fishing, Bird watching, Concerts, etc.