The SMC Pentax-A 50mm F1.4 MF Standard K Mount Lens from Japan is a high-quality, manual focus lens designed for Pentax cameras. With a maximum aperture of f/1.4 and a focal length of 50mm, this lens is perfect for capturing sharp images in a variety of lighting conditions. The lens features a durable plastic exterior and is compatible with filters sized 49mm. Backed by a 1-month manufacturer warranty, this lens is a reliable and versatile choice for photographers looking to expand their creative capabilities.