Canon EF 17-40mm F4 L USM lens. Zoom function is perfect; both autofocus and manual focus work correctly; autofocus is fast and accurate. The lens elements are in excellent condition, with very minor scratches, no mold or visible dust. Please see detailed images. The lens has a good overall appearance with normal signs of use. Please see the images; the images are part of the description. Includes: Lens cap, UV,original cloth bag. Ships via Austrian Post or DPD, tracking number provided.