Get from Amazon : br br BARSKA 10x20 Blueline Compact Porro Binoculars br br Compact binoculars with 10x magnification and 20mm objective lens br Sturdy all-metal body BK-7 glass lenses with porro prism br Folding rubber eyecups and right eye diopter adjustment br Center focusing knob includes neck strap and carrying case br Compact body weighs only 8 ounces limited lifetime warranty :