| Year | 1971 |
| Lens Groups | 5 |
| Lens Element | 6 |
| Aperature Blades | 8 |
| Minimum Aperture | f/22 |
| Closest Focusing | 1.5 m |
| Max. Magnifcation | 1:7.1 (0.14x) |
| Filter Size | 58 mm |
| Diameter x Length | 69 x 91 |
| Weight | 670 gr (1.48 lb) |
| Hood | - |
| Beefiness | 1.97 |
Photos tagged for the Canon FD 135mm f/2.5 in the Canon Classics Flickr Group.