This Canon FD 28mm f/2.8 lens is a vintage wide-angle lens that is compatible with Canon cameras. It has a maximum aperture of f/2.8, which allows for a lot of light to enter and create beautiful photos. The lens is made in Japan and was manufactured in the 1970s, giving it a unique and retro feel. The lens is manual focus and has a compatible filter size of 52mm. It weighs only .37 lbs, making it a lightweight and easy to carry around. This lens is perfect for anyone who wants to add a vintage touch to their photography or who is looking for a unique and rare lens.