12x50mm Waterproof Monocular with BAK4 Prism Monocular Telescope with Smartphone Holder -FMC Coating for Bird Watching Hunting Camping Travelling Wildlife

Product Specification Magnification:12x Objective Lens Diameter(mm):50 Ocular Lens Diameter(mm):25.5 Field of angle:7 Field of view:122/1000m or 367ft/1000yds Relative brightness:38.44 Twilight factor:20 Exit Pupil Diameter (mm):6.2 Eye Relief (mm):18.2 Near focus(m):3 Lens Coating:FMC Focusing System:Center Prism System:BAK4 Material:Metal&Rubber & Optics Glass Eyecups:folding Waterproof :yes Resolution:?5.2 Focusing range:+5SD-5SD What you get ?Monocular ?Smartphone Holder ?Cleaning cloth ?Strap ?English manual ?Lens cover ?Color box ?Carry bag