| Isco-Gottingen Edixa-Westagon 50mm f/2-22 | Isco-Gottingen | 50mm | 2 |
| Isco-Gottingen Edixa-Westanar 50mm f/2.8-16 | Isco-Gottingen | 50mm | 2.8 |
| Isco-Gottingen Iscolor 50mm f2.8-16 | Isco-Gottingen | 50mm | 2.8 |
| Isco-Gottingen Iscorama 50mm f/2.8-16 | Isco-Gottingen | 50mm | 2.8 |
| Isco-Gottingen Iscorit 50mm f/2.8-16 | Isco-Gottingen | 50mm | 2.8 |
| Isco-Gottingen Iscotar 50mm f/2.8-16 (v1) | Isco-Gottingen | 50mm | 2.8 |
| Isco-Gottingen Iscotar 50mm f/2.8-16 (v2) | Isco-Gottingen | 50mm | 2.8 |
| Isco-Gottingen Iscotar 50mm f/2.8-16 (v3) | Isco-Gottingen | 50mm | 2.8 |
| Isco-Gottingen Iscovitar 50mm f/2.8-16 | Isco-Gottingen | 50mm | 2.8 |
| Isco-Gottingen Westagon 50mm f/1.9-22 | Isco-Gottingen | 50mm | 1.9 |
| Isco-Gottingen Westanar 50mm f/2.8-16 | Isco-Gottingen | 50mm | 2.8 |
| Isco-Gottingen Westromat 50mm f/1.9-22 | Isco-Gottingen | 50mm | 1.9 |
| KMZ MC Zenitar-M 50mm f/1.9-16 | KMZ | 50mm | 1.9 |
| KMZ Zenitar-ME1 50mm f/1.7-16 (Square Aperture) | KMZ | 50mm | 1.7 |
| Kuribayashi C.C. Petri Orikkor 50mm f/2-22 | Petri | 50mm | 2 |
