10-30X42 zoom binocular BAK4 prism optical lens high-power hunting

Field of View : 126m-61m/1000m Eyepiece diameter : 21mm Prism Description : BAK4 Water Resistance Level : IPX5 Objective Lens Diameter : 42mm Lens Coating Description : FMC Magnification : 10-30x Focus Type : Central+Detached Material : Metal Model Number : H50-KP10-30X42 Type : Binoculars Origin : Mainland China model : H50-KP10-30X42 Exit pupil distance : 14-12 function type : Ordinary telescope Exit Pupil : 4.2 structure : Binocular telescope