Powerful Binoculars Roof Prism Binoculars With 12X Magnification And 30Mm Objective Lens Diameter Provide High Quality Clear Image In Low Light Conditions. 305Ft / 1000Yds, Wide Field Vision To View More Subjects Excellent Bak4 PrismBinoculars Designed With Bak4 Prism And Fully Multi-Coated Optics Ensure Superior Light Transmission And Brightness With Superior Contrast And Resolution . Its Refractive Index Is Higher Than That Of Bak7 And Can Effectively Avoid The Dark Angle Easy Focusing: The Smooth Central Focusing Knob Makes It Easy To Use And Focus The Binoculars. It Guarantees Fast Focusing And High Precision To Get Clearer Views Wide ApplicationBinoculars With Shoulder Strap And Carrying Bag, This 10X42 Binocular For Adults Is Perfect For Bird Watching, Travelling, Camping Safari Tours, Wildlife Viewing, Hunting, Hiking, Climbing, Concerts, Sporting Events, Etc Perfect Gift Idea: Makes The Perfect Gift For Christmas Day, The Valentine'S Day, Birthdays, Fathers, Children And Much More. Contact Us For Any Problem, 24 Hours Online Customer Service, Buy With Confidence