N°110456 · Family detail
SigmaTelephoto·CANON FD mount
Sigma 400mm F/5.6
Specifications01
Summary02
Sigma 400mm F/5.6 is a prime telephoto lens for Canon FD-mount cameras, intended for distant subjects such as sports or wildlife. It has a fixed maximum aperture of f/5.6.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The Canon FD mount has a flange distance of 42 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- FD lenses stay at full aperture until the camera moves a lever on the lens. Use an FD adapter with a ring that moves this lever.
- Sony EAdapter · 24 mm
- Canon RFAdapter · 22 mm
- Nikon ZAdapter · 26 mm
- Fujifilm XAdapter · 24.3 mm
- L-MountAdapter · 22 mm
- Micro Four ThirdsAdapter · 22.75 mm
- Fujifilm G (GFX)Adapter · 15.3 mm
Covers full-frame: it can vignette on a medium format sensor.
- Canon EF-MAdapter · 24 mm
No plain adapter reaches infinity focus on: Canon EF, Nikon F.

Other Mounts03
This lens family is also indexed in 10 other mounts.
CANON EFView lens
Sigma 400mm F/5.6
CONTAX/YASHICAView lens
Sigma 400mm F/5.6
KONICA ARView lens
Sigma 400mm F/5.6
M42View lens
Sigma 400mm F/5.6
MINOLTA MDView lens
Sigma 400mm F/5.6
MINOLTA SRView lens
Sigma 400mm F/5.6
NIKON FView lens
Sigma 400mm F/5.6
NIKON F DXView lens
Sigma 400mm F/5.6
OLYMPUS OMView lens
Sigma 400mm F/5.6
PENTAX KView lens
Sigma 400mm F/5.6