Whether you're bird watching at the local park, sightseeing on a camping holiday or following the action at a sporting stadium, the Atka BR821 binoculars multi-coated optics deliver superior light transmission and brightness for superb long distance magnification. The BR821 binocular utilises patented porro prisms for images that are crisp and clear, while the centrally positioned focus knob provides quick and easy adjustment using the one finger. The rugged design features a non-slip rubber body, ensuring a secure grip when in use.