This high-quality lens from PENTAX is a must-have for any photography enthusiast. With a maximum aperture of f/1.4 and a fixed focal length of 50mm, it produces stunning, professional-level images. The lens is compatible with Pentax cameras and is part of the Pentax SMC series. This manual focus lens was crafted in Japan by Asahi Optics Co. and is built to last. Its sturdy mount is designed for Pentax K cameras. This lens is perfect for portrait and low-light photography, and its exceptional performance makes it an excellent addition to any camera bag.