Warning: 1. Do not attempt to clean the telescope inside or try to remove the telescope 2. Do not use the telescope to observe the sun directly, this will cause permanent damage to the eyes Model: 40X50 Color: Black Multiplier: 40X (actual multiple of 10 times) Exit pupil diameter: 5MM Near focus distance: 1.5M Objective: 60MM (with edge) Field of view: 1500M /9500M Prism material: BAK4 Prism system: roof prism Coating: upgraded version of high-definition green film Focusing mode: eyepiece adjustment Size: 160X50mm Net weight: 300G Waterproof anti-fog: life waterproof (do not support diving) Feature: - This product have dual focus capability ( front and back adjustable zoom ). - This monocular offers a 40x magnification and a 60mm objective diameter. - The fully coated optics, meanwhile, guarantee superior light transmission and brightness, helping you see just about any target, whether youre searching for birds or trying to get a better view of the stage. - Non-slip grip. - Single hand operation. - With a wrist strap on the monocular. - Powerful, ultra-compact and ultra-lightweight. - Field of view: 22 degree. This 40 x 60 Dual Focus Zoom Optic Lens Monocular Telescope, helping you see just about any target, whether you are searching for birds, hunting, climbing, trying to get a better view of the stage or even at your favorite team sporting event. Package contents: 1 x 40x 60 Dual Focus Zoom Optic Lens Monocular Telescope 1 x Pouch 1 x Lens Cloth 1 x Bilingual User Manual in English and Chinese