Carl Zeiss Jena Biotar 5cm f/1.4 (Berning Robot X-ray)
| Company | Carl Zeiss Jena |
| Country | Germany |
| Year of manufacture | 1939 |
| Type | 35mm X-ray |
| Focal length | 50mm |
| Aperture | f/1.4 |
| Optics |  |
| Company | Carl Zeiss Jena |
| Country | Germany |
| Year of manufacture | 1939 |
| Type | 35mm X-ray |
| Focal length | 50mm |
| Aperture | f/1.4 |
| Optics | |
