This Canon 50mm F/1.4 USM Lens is perfect for Canon EF mount users who are looking for a prime lens with a maximum aperture of f/1.4. It is compatible with Canon cameras and comes with a fixed focus type. The lens has a focal length of 50mm, item length of 50mm, and an item weight of 0.795lbs. Please note that this lens is being sold as *defective* and will not auto focus. It is important to thoroughly review the product details before purchasing to ensure it meets your needs.