Leica M-mount
For Leica M-mount, flange focal distance (mm) is 27.8 (inner rails) <-> 27.95 (outer rails) mm; mount type is Mirrorless; format is 24×36 mm; production years is 1954–, verified against its source on 2026-08-13.
- Mount name
- Leica M-mount verified
- Flange focal distance (mm)
- 27.8 (inner rails) <-> 27.95 (outer rails) mm verified
- Mount type
- Mirrorless verified
- Format
- 24×36 mm verified
- Production years
- 1954– verified
What the source says
Leica M-mount | 27.8 (inner rails) <-> 27.95 (outer rails) mm [ 9 ] | Mirrorless | 24×36 mm | 1954–
— en.wikipedia.org, retrieved 2026-08-13
Sources disagree
More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.
Flange focal distance (mm)
en.wikipedia.org says flange focal distance (mm) is 27.8 (inner rails) <-> 27.95 (outer rails) mm, as of 2026-08-13.
Leica M-mount | 27.8 (inner rails) <-> 27.95 (outer rails) mm [ 9 ] | Mirrorless | 24×36 mm | 1954–
https://en.wikipedia.org/wiki/Flange_focal_distance
briansmith.com says flange focal distance (mm) is 27.80 mm, as of 2026-08-13.
Leica M-mount | 27.80 mm | Mirrorless | 24X36 mm
https://briansmith.com/flange-focal-distance-guide/
Format
en.wikipedia.org says format is 24×36 mm, as of 2026-08-13.
Leica M-mount | 27.8 (inner rails) <-> 27.95 (outer rails) mm [ 9 ] | Mirrorless | 24×36 mm | 1954–
https://en.wikipedia.org/wiki/Flange_focal_distance
briansmith.com says format is 24X36 mm, as of 2026-08-13.
Leica M-mount | 27.80 mm | Mirrorless | 24X36 mm
Sources
- en.wikipedia.orghttps://en.wikipedia.org/wiki/Flange_focal_distance
- briansmith.comhttps://briansmith.com/flange-focal-distance-guide/