Rodenstock XR-Heligon 75mm f/1.1
| Company | Rodenstock GmbH |
| Country | West Germany |
| Year of manufacture | 1980 |
| Type | X-ray lens |
| Mount | E / NEX mount |
| Focal length | 75mm |
| Aperture | f/1.1 |
| Flange range at infinity | 4 mm |
| Image circle at infinity |  |
| 35mm lens equivalent | 121mm f/1.78 |
Notes: Can achieve infinite focus but it is high risk, silent shooting is a must. Watch out for automatic pixel remapping when turning off camera.
