N°89746 · Family detail
CosinaPrime·LEICA M mount·2017
Cosina Voigtlander Nokton 40mm F/1.2 ASPH VM
Specifications01
MountLEICA M
Focal length40mm
Max aperturef/1.2
TypePrime
Release year2017
Weight315 g
Filter size52 mm
Min focus distance0.5 m
Aperture blades10
Optical elements8
Groups6
AutofocusNo
StabilizationNo
Aperture controlAperture ring
Lens hoodLH-8 - Bayonet-type round vented
EraDigital era
Additional Info02
Lens TypeWide-angle prime lens
Summary02
Voigtländer Nokton is a 40mm prime lens for Leica M rangefinders with a maximum aperture of f/1.2. Designed for general-purpose shooting, including low-light and shallow depth-of-field work.
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.