| Year | 1972 |
| Lens Groups | 5 |
| Lens Element | 7 |
| Aperature Blades | 8 |
| Minimum Aperture | f/64 |
| Closest Focusing | 40 m |
| Max. Magnifcation | 1:31.3 (0.032x) |
| Filter Size | 48 mm |
| Diameter x Length | 128 x 853 |
| Weight | 6200 gr (13.67 lb) |
| Hood | - |
| Beefiness | 0.56 |
Photos tagged for the Canon FL 1200mm f/11 in the Canon Classics Flickr Group.