RD Series 10x50mm Full-Sized Open-Bridge Waterproof BinocularsThe CARSONRD050 is a full size binocular with a contemporary open bridge design. These binoculars boast high quality BAK 4 prisms and fully multi coated optics to ensure a crisp, bright image. A durable, waterproof design ensures a clear view. Its open bridge design makes it an ideal companion for concerts, sporting events, hiking and any outdoor activity. Store in its hard protective case when not in use.