N°422614 · Family detail
SigmaWide·CANON FD mount·1980
Sigma MF 18mm F/2.8 Multi-Coated
Specifications01
MountCANON FD
Focal length18mm
Max aperturef/2.8
TypeWide · Prime
Release year1980
Weight325 g
Filter size67 mm
Min focus distance0.25 m
Max magnification0.125
Optical elements11
Groups9
AutofocusNo
StabilizationNo
Aperture controlAperture ring (with or without Auto Exposure setting)
Lens hoodBuilt-in petal-shaped
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeUltra-wide angle prime lens
Summary02
Sigma 18mm F/2.8 wide-angle lens for Canon FD mount, using multi-coating. Designed for wide-angle photography such as landscapes and general low-light use at a 2.8 maximum aperture.
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.
Sources03
thelensdb.comVisit ↗
Other Mounts03
No alternate mounts are indexed for this family yet.