AmandaK Monocular Telescope, Super Clear 16x52 Dual Focus Monocular Scope for Bird Wildlife Scenery Hunting Camping Hiking Surveillance Mulit-coated optics upgraded version of the green. Low-light-level night vision. Offers an 16x magnification and a 52mm objective diameter. object lens:42mm ,eye lens:18mm. Field Of View (m):66m/8000m Objectives: fully-coated Lenses, guarantee superior light transmission and brightness, helping you see just about any target Double focusing adjustment Suitable for Golf, Scope, Camping, Hiking, Fishing, Bird watching, Concerts, etc. Monocular Size: 145 x 52 x 40 mm, weight: 350g