High-performance zoom lens with a focal length of 28-70mm and a brightness of f/2.8. Product description is provided with AI support. As I do not have specialized knowledge, please purchase only if you can confirm the condition from the photos. Please consider this for maintenance or parts. 0903GTO11 - Model Name: AFX PRO 28-70mm f/2.8 - Filter Diameter: 77mm - Mount Type: Metal Mount Thank you for viewing.