R mount

From Leica Wiki (English)

The R mount is the mount used for Leicaflexes and R cameras. While the mount remains the same in both cases, the number of cams varies.

[edit] Cams

Leicaflexes :

• 1 cam
• 2 cams

R :

• 3 cams
• 1 cam (also called the R cam; also the lenses are engraved for R only)
• ROM

[edit] Specifications

[dimensions, distance to film plane, etc.]

[edit] Canon EOS bodies

It should be noted that an increasing number of R mount lenses are used on Canon EOS body, through an adapter.