N°95771 · Family detail
CosinaWide·LEICA M mount·2016
Cosina Voigtlander Ultra Wide-HELIAR 12mm F/5.6 ASPH III VM
Specifications01
MountLEICA M
Focal length12mm
Max aperturef/5.6
TypeWide · Prime
Release year2016
Weight283 g
Min focus distance0.5 m
Aperture blades10
Optical elements12
Groups10
AutofocusNo
StabilizationNo
Aperture controlAperture ring
Lens hoodBuilt-in petal-shaped
EraDigital era
Production statusDiscontinued
Additional Info02
Lens TypePrime lens
Summary02
Cosina Voigtlander Ultra Wide-HELIAR is a 12mm f/5.6 prime wide-angle lens for Leica M rangefinder cameras, intended for landscape and architecture with a relatively small aperture. Manual focus design.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The Leica M mount has a flange distance of 27.8 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- Some wide-angle M lenses show colour shifts or soft corners on digital sensors.
- Sony EAdapter · 9.8 mm
- Canon RFAdapter · 7.8 mm
- Nikon ZAdapter · 11.8 mm
- Fujifilm XAdapter · 10.1 mm
- L-MountAdapter · 7.8 mm
- Micro Four ThirdsAdapter · 8.55 mm
- Canon EF-MAdapter · 9.8 mm
No plain adapter reaches infinity focus on: Fujifilm G (GFX), Canon EF, Nikon F.
Other Mounts03
No alternate mounts are indexed for this family yet.