High-performance single-focus lens, the Nikon 135mm f/2.8. - Model Name: Nikon 135mm f/2.8 - Country of Manufacture: Made in Japan - Focal Length: 135mm - Aperture: f/2.8 - Lens Type: Single-focus lens Thank you for viewing. The exterior shows some signs of use and has scratches. The focus ring is a bit heavy but smooth. The aperture ring has a good click feel. There is no oil stain on the aperture blades. The lens has been cleaned, but there may be slight dust. There are minor scratches on the front element, barely noticeable. There are traces of mold on the edge of the middle element. There is no haze and it is clear. Focal Length: 71-150mm Open F-value: 2.1-2.8 Other Features: Comes with front lens cap, comes with rear lens cap, vintage lens If you have any questions, I will answer them to the best of my ability. Thank you.