We have quite a few "lens mounts" in the mirrorless arena (some now deceased, as noted):
- Canon
- EOS M mount (APS-C sensor) deceased
- EOS RF mount (RF is full frame, RF-S is APS-C frame)
- Fujifilm
- Hasselblad
- XCD mount (medium format sensor)
- Leica
- M-mount (not covered on this site)
- L-mount (TL is APS-C and SL is full frame)
- Nikon
- Olympus
- m4/3 (micro 4/3)
- Panasonic
- Pentax
- Q Mount (1/2.7" sensor) deceased (except in Japan)
- K Mount (APS-C sensor) deceased (as a mirrorless mount)
- Ricoh
- GXR lens/sensor modules (S and P are small sensor, A is APS sensor) deceased
- Samsung
- NX Mount deceased
- Sony
Sub-sections in the Lens section: