Canon FD 17mm f/4 Lens (E/RF/L/M Mount)
| Marketed | March 1971 |
| Lens Construction (group) | 9 |
| Lens Construction (element) | 11 |
| No. of Diaphragm Blades | 6 |
| Minimum Aperture | 22 |
| Closest Focusing Distance (m) | 0.25 |
| Maximum Magnification (x) | 0.1 |
| Filter Diameter (mm) | 72 |
| Diameter x Length (mm) | 75 x 56 |
| Weight (g) | 490 |