New FD300mm f/5.6
| Marketed | June 1979 |
| Original Price | 47,000 yen |
| Lens Construction (group) | 5 |
| Lens Construction (element) | 6 |
| No. of Diaphragm Blades | 8 |
| Minimum Aperture | 32 |
| Closest Focusing Distance (m) | 3 |
| Maximum Magnifcation (x) | 0.11 |
| Filter Diameter (mm) | 58 |
| Maximum Diameter x Length (mm) | 65 x 198.5 |
| Weight (g) | 635 |
