Thank you for viewing. This is a SIGMA AF TELE 400mm lens. Since I don't have an environment to test it, I'm selling it as junk. I am not familiar with cameras, so the listed specifications are based on information obtained from image searches. I have taken every precaution, but please check the condition carefully in the images before purchasing. Condition: - There are no noticeable scratches on the exterior. - There is mold on the edge of the lens (see photo 9). Specifications: - Lens construction: 7 elements in 6 groups - Angle of view: 6.0° - Maximum aperture: F5.6 - Minimum aperture: F22 - Number of aperture blades: 6 - Minimum focusing distance: 4.0m - Filter diameter: 72mm - Maximum diameter x Length: 83mm x 204mm Included accessories: - Case - Type: Zoom lens - Color: Gray - Features: Compact design - Focal length: Telephoto - Mount type: For camera Thank you for looking.