Celestron Nature DX ED 10x50 Binocular Waterproof

Original Celestron USA Nature DX ED 10x50 Unit. This Is USA Set Import From Celestron USA Warehouse Features ED Glass For Reduction Of Chromatic Aberration. Phase Coated BaK-4 Prism With Fully Multi-Coated Optics Provide Better Contrast And Image Brightness Fully Waterproof And Fogproof IPX-7 Grade For All Weather Usage Rubber Armored For Protection Against Environment High-quality Phase Coating BaK-4 prisms increase contrast and sharpness and resolution by providing maximum light transmission through the entire optical path delivering you brighter, more detailed images. The twist-up eyecups with multiple positions ensure comfortable viewing with or without glasses. Specifications -50mm Objectives ED Glass -10x Magnifications -Fully Multi-Coated Optics -BaK4 Prism -Phase Coated -5.9 Degree Field Of View -17.8mm Eye Relief -103m @ 1000m Linear Field Of View -2.5m Close Focus -Nitrogen Purged -Waterproof IPX-7 Included Items -Celestron Nature DX ED 10x50 -Case -Straps -1 Year Warranty For Manufacturing Defects