Prism Type: Roof Binocular Type: Monoculars Portable and compact, this 40X60 outdoor monocular Telescope is the perfect tool for birds searching, concert watching, golfing, hunting, climbing, fishing, attending sports events or even just view enjoying. It can be folded to match the distance of your eyes, suitable for both adults and kids. Features: - HD vision monocular: 40X magnification with BAK4 prism lens design, giving you a clearer and more colorful scenery. - Easy to focus: it can be folded to match the distance of your eyes, suitable for both adults and kids. - Wide field of view: FMC multi-layer enhanced green film increases light transmission for brighter and higher-contrast images. - Day night vision: it will help you see things in low light, it does not help you see things in the dark. - Equipped with a tripod and phone clip: set your hands free to see the more beautiful view through your phone. - Single hand operation: lightweight and compact, easier and more convenient for outdoor using. - Durable to use: rubber coating protects the body from impact and wear. - Further distance vision: the farthest visual distance can up to 7500m, it is 20 times further than other ordinary cameras. Parameters: Model: 40X60 Magnification: 40X Objective Diameter: 52mm Eyepiece Diameter: 22mm Diameter of The Exit Pupil: 3 mm Distance of The Eye Relief: 14mm Field of View: 1500 / 7500m Prism Type: BAK4 Optical Coating: fully multi-coated FMC green film Focusing System: center individual focus.