Metal 10-300x40 Zoom HD Powerful Binoculars Long Range Portable High Quality Professional Telescope Monocular for Hunting

High-concerned chemical : None Field of View : 300 Eyepiece diameter : 26mm Prism Description : BAK4 Water Resistance Level : IPX4 Objective Lens Diameter : 32mm Lens Coating Description : FMC Magnification : 300 Focus Type : CENTRAL Material : Metal Type : Monocular Origin : Mainland China