N°92488 · Family detail
Schneider-KreuznachPortrait·ROLLEI QBM mount·1972
Schneider-Kreuznach Rollei SL-Xenon 50mm F/1.8
Specifications01
MountROLLEI QBM
Focal length50mm
Max aperturef/1.8
TypePortrait · Prime
Release year1972
Weight234 g
Filter size49 mm
Min focus distance0.45 m
Aperture blades5
Optical elements6
Groups4
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeStandard prime lens
Summary02
Rollei QBM 50mm prime lens with a maximum aperture of f/1.8, intended for general photography such as portraits and low-light use. Manual-focus construction.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The Rollei QBM mount has a flange distance of 44.5 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- Sony EAdapter · 26.5 mm
- Canon RFAdapter · 24.5 mm
- Nikon ZAdapter · 28.5 mm
- Fujifilm XAdapter · 26.8 mm
- L-MountAdapter · 24.5 mm
- Micro Four ThirdsAdapter · 25.25 mm
- Fujifilm G (GFX)Adapter · 17.8 mm
Covers full-frame: it can vignette on a medium format sensor.
- Canon EF-MAdapter · 26.5 mm
No plain adapter reaches infinity focus on: Canon EF, Nikon F.

Other Mounts03
This lens family is also indexed in 1 other mount.