The nighthunter xtreme binoculars combine high definition optics diamond nightndashcoating and military grade toughness to make the ultimate hunting companion sports autofocus ensures everything from 20m to infinity is razor sharp and the coated optics offer exceptional performance even in the lowest light the laser range finder allows fast accurate ranging even with moving targets laser range finder measures from 25 to 1700m sports auto focus allows everything to be in focus f