Serenar 35mm f/2.8 I
| Marketed | October 1951 |
| Original Price | 21,000 yen |
| Lens Construction (group) | 4 |
| Lens Construction (element) | 6 |
| No. of Diaphragm Blades | -- |
| Minimum Aperture | 22 |
| Closest Focusing Distance (m) | 1 |
| Maximum Magnifcation (x) | -- |
| Filter Diameter (mm) | 34 |
| Maximum Diameter x Length (mm) | 48 x 25.5 |
| Weight (g) | 165 |
