The SMC PENTAX-A 50mm f2 Lens is a wide-angle manual focus lens for Pentax cameras. It has a maximum aperture of f2 and is designed with a durable brass exterior. The lens is part of the SMC Pentax-A series, features a K Mount, and has a focal length of 50mm. It is compatible with 52mm filters and was manufactured in Japan.it is in very good condition.