The Tamron Auto Zoom Telephoto Lens is a manual focus lens with a focal length of 70-220mm and a maximum aperture of f/4. It is designed for use with Konica cameras and features a Konica AR-mount for secure attachment. The lens is made with durable aluminum and has a zoom feature for versatile shooting capabilities. This untested lens from Tamron is a high-quality option for photographers looking to expand their creative possibilities with a reliable and precise telephoto lens.