N°95783 · Family detail
SigmaFisheye·T MOUNT mount·1968
Sigma MF 12mm F/8 Fisheye
Specifications01
MountT MOUNT
Focal length12mm
Max aperturef/8
TypeFisheye · Wide · Prime
Release year1968
Weight300 g
Optical elements7
Groups5
AutofocusNo
StabilizationNo
Aperture controlNone
Lens hoodNot available
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeFisheye lens
Summary02
12mm fisheye prime lens for T-mount cameras, with a fixed f/8 aperture. Intended for wide-angle creative distortion effects and full-frame style fisheye perspectives.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The T-mount mount has a flange distance of 55 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- T-mount lenses fit each camera through a T-adapter made for that camera.
- Sony EAdapter · 37 mm
- Canon RFAdapter · 35 mm
- Nikon ZAdapter · 39 mm
- Fujifilm XAdapter · 37.3 mm
- L-MountAdapter · 35 mm
- Micro Four ThirdsAdapter · 35.75 mm
- Fujifilm G (GFX)Adapter · 28.3 mm
Covers full-frame: it can vignette on a medium format sensor.
- Canon EF-MAdapter · 37 mm
- Canon EFAdapter · 11 mm
A rear element that sticks out can hit the camera mirror.
- Nikon FAdapter · 8.5 mm
A rear element that sticks out can hit the camera mirror.

Other Mounts03
No alternate mounts are indexed for this family yet.