The Canon FD 50mm f/1.8 Lens is a high-quality camera lens designed for Canon FD mount cameras. With a maximum aperture of f/1.8, it allows for excellent low-light performance and shallow depth of field. The lens is part of the Canon FD series and has a focal length of 50mm. It is a versatile lens that can be used for a variety of photography styles, including portraits, landscapes, and street photography.