Lens auto operation: Aperture blade opening and closing. The above has been confirmed. Mold is visible on the lens. Manual focus was not possible, so please use it for AF only. ※ This is a used item, and I do not possess the specialized knowledge of a camera store, so there may be oversights. Please assume that anything not mentioned has not been checked. We cannot provide support or warranty for any changes in condition or malfunctions after receipt. Please purchase only if you can agree to this. Returns are not accepted as this is a used item.