This Sigma EX DG 28mm f/1.8 FX Lens is designed for Canon cameras, offering a wide angle view with a maximum aperture of f/1.8. It provides both auto and manual focus capabilities, making it versatile for different shooting styles. The lens is suitable for full-frame Canon EF mount cameras, allowing for high-quality images with a focal length of 28mm. It comes with lens caps to protect the front and rear elements when not in use. it has some small marks on the front element but I have used it for years without issue and have never been able to make them out in images/footage