Aurosports Compact Pocket-Sized 7X18 High-Powered Telescope Zoomable Monocular Telescope Binoculars 7X18 MAGNIFICATION - See things 7X closer and Get Clearer and Brighter range of view with 18mm lens Multi-coated optics upgraded version of the blue AR. Single hand operation. Powerful, ultra-compact and ultra-lightweight Eye relief:10.5mm. Coating FMC upgrade broadband blue Lens. Size:85 x 30 mm. The fully coated optics, meanwhile, guarantee superior light transmission and brightness, helping you see just about any target, whether you're searching for birds or trying to get a better view of the stag Field of view: 163 m/1000m * Water/Fog Proof: basic ( Not supported while Diving)