The Leitz 11216 Leica Summicron R1:2/50mm E55 is a high-quality standard lens designed for Leica R mount cameras. With a maximum aperture of f/2, this lens is ideal for capturing sharp images with beautiful depth of field. The manual focus feature allows for precise control over your composition, while the 50mm focal length gives you a versatile perspective for a variety of photography styles. This lens is a valuable addition to any photographer's equipment, offering excellent image quality and reliability in a boxed package.