Ningbo Barride Optics Co., Ltd.  

Product Name: 10x42 Long Range Outdoor Binoculars (BM-7218B) Model NO.: BM-7218B Aperture: <50mm Lens: Glass Usage: Gift, Bird Watching/Hunting Function: Waterproof, Fogproof Magnification: 10X Type: Binocular Trademark: OEM Transport Package: Color Box Origin: China Product Description 10x42 Long Range Outdoor Binoculars (BM-7218B)Magnification10Objective Diameter(mm)42mmExit Pupil Diameter(mm)4mmExit Pupil Distance(mm)13.6mmField of view304ft/1000ydsClose Focal Length(m)2.5mType of PrismK9Lens CoatingMCDimension of product(mm)150x126X52mmWeight(g)536g