Carson’s RD Series offers both full size and compact binoculars. They contain BAK-4 prisms and are multi-coated to ensure a crisp, bright image. Built with a contemporary open bridge design, they also provide great versatility. Consider these lightweight bird watching binoculars your ideal companion for any outdoor event, such as hunting, bird watching, sporting events and more.*GAP*These binoculars are available in both full size and compact options, making them a great choice for any sporting event or outdoor activity. The RD Series feature BAK-4 prisms and multi-coated lenses working together to ensure clarity and brightness. The lightweight and contemporary open bridge design makes them versatile and easy to use, ideal for hunting, bird watching, sporting events, hiking or any other outdoor adventure!