N°100932 · Family detail
SigmaZoom·KONICA AR mount
Sigma 28-70mm F/2.8-4 UC
Specifications01
Summary02
Sigma 28-70mm zoom lens for Konica AR mount with a variable maximum aperture of f/2.8–4, intended for general-purpose photography where a standard zoom range is useful.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The Konica AR mount has a flange distance of 40.5 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- Sony EAdapter · 22.5 mm
- Canon RFAdapter · 20.5 mm
- Nikon ZAdapter · 24.5 mm
- Fujifilm XAdapter · 22.8 mm
- L-MountAdapter · 20.5 mm
- Micro Four ThirdsAdapter · 21.25 mm
- Fujifilm G (GFX)Adapter · 13.8 mm
Covers full-frame: it can vignette on a medium format sensor.
- Canon EF-MAdapter · 22.5 mm
No plain adapter reaches infinity focus on: Canon EF, Nikon F.

Other Mounts03
This lens family is also indexed in 9 other mounts.
CANON EFView lens
Sigma 28-70mm F/2.8-4 UC
CANON FDView lens
Sigma 28-70mm F/2.8-4 UC
CONTAX/YASHICAView lens
Sigma 28-70mm F/2.8-4 UC
MINOLTA MDView lens
Sigma 28-70mm F/2.8-4 UC
MINOLTA SRView lens
Sigma 28-70mm F/2.8-4 UC
NIKON FView lens
Sigma 28-70mm F/2.8-4 UC
NIKON F DXView lens
Sigma 28-70mm F/2.8-4 UC
OLYMPUS OMView lens
Sigma 28-70mm F/2.8-4 UC
PENTAX KView lens
Sigma 28-70mm F/2.8-4 UC