Leica M mount

This article is about the Leica M lens mount system. For the Leica M digital camera (released in September 2012), see Leica M (camera).

Leica M mount

Mounting of a M3
Type	Bayonet
External diameter	44 mm
Tabs	4
Flange	27.8 mm
Connectors	Focal lens indicator for frame selection in the viewfinder

Male part (lens)

Female part (body). The mechanical sensor seen inside the top of the mount is the rangefinder coupling arm.

The Leica M mount is a camera lens mount introduced in 1954 with the Leica M3, and a range of lenses. It has been used on all the Leica M-series cameras and certain accessories (e.g. Visoflex reflex viewing attachment) up to the current film Leica M7 and digital Leica M10 cameras.

This lens mount has also been used by Minolta, Konica, Cosina Voigtländer, Rollei, Carl Zeiss AG and Rollei Fototechnic on some of their cameras.

Cameras by other manufacturers that use Leica M mount

• Minolta CLE by Minolta
• Hexar RF by Konica
• Bessa R2A, R3A, R2M, R3M, R4M and R4A by Cosina Voigtländer
• Rollei 35 RF by Rollei Fototechnic
• Recent Zeiss Ikon rangefinder camera by Carl Zeiss AG
• Ricoh GXR by Ricoh

See also

• Leica thread mount

References

This article was originally based on "Leica M mount" in Camerapedia, retrieved at an unknown date under the GNU Free Documentation License.