16x52 Dual Focus Optics Zoom Monocular Telescopes, Day and Night Vision, for Birds/Wildlife/hunting/camping/hiking/Tourism/Armoring 66m/ 8000m Accrording to customers advice, we provide two caps each monocular.Welcome customers propose suggestions to us. so that we can inprove our products Estimated Delivery is 7-15 Business Days / Mulit-coated optics upgraded version of the green. Low-light-level night vision. Double focusing adjustment Offers an 10x 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 Suitable for Golf, Scope, Camping, Hiking, Fishing, Bird watching, Concerts, etc. Monocular Size: 145 x 52 x 40 mm, weight: 350g