SIGMA Zoom Lens - F Mount - Brand: SIGMA - Model Name: 15-30mm F3.5-4.5 EX DG ASPHERICAL - Included Accessories: Lens cap (front and rear) - Focal Length: 15-30mm - Maximum Aperture: F3.5 Functionality Confirmed: - Autofocus (AF) - Aperture - Zoom There is some dust inside the lens. Autofocus works with an in-body motor, so AF is only usable with cameras that have a built-in motor. This is an older lens, so there are scratches and paint peeling. Returns and refunds are not accepted. Thank you for viewing.