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 Rodenstock 50mm f/0.75
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.