Canon EF 17-40mm F4 L USM lens. Zoom function is perfect; both autofocus and manual focus work perfectly; autofocus is fast and accurate. There is a minor scratch on the front element, no mold or dust inside. Please see detailed close-up images. The lens shows minor signs of use, but the overall appearance is good. Please see the images; they are part of the description. Includes: Lens cap The camera will be shipped in suitable packaging (moisture and dust protection). Ships via Austrian Post or DPD, tracking number provided.