The Panagor Auto 2X Tele Converter for Minolta MD Mount is a high-quality lens that offers a maximum aperture of f/2.5. Designed for Minolta cameras, this teleconverter features a fixed focal length of 50mm and is compatible with 55mm filters. Auto focus capability makes it convenient for photographers looking to capture clear and sharp images with ease. With the trusted Panagor brand name, this lens ensures exceptional performance and value for Minolta users.