N°100373 · Family detail
SigmaMacro·PENTAX K mount
Sigma 24-70mm F/2.8 EX DG Macro
Specifications01
MountPENTAX K
Focal length24-70mm
Max aperturef/2.8
TypeMacro · Zoom
Weight715 g
Physical length116 mm
Min focus distance40 m
Summary02
Sigma 24–70mm F2.8 standard zoom for Pentax K-mount. Suitable for general-purpose photography with a constant fast aperture, with built-in macro capability for close focusing.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The Pentax K mount has a flange distance of 45.46 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- Pentax DA and FA J lenses have no aperture ring. Use an adapter with its own aperture control.
- Pentax DA lenses are made for APS-C.
- Sony EAdapter · 27.46 mm
- Canon RFAdapter · 25.46 mm
- Nikon ZAdapter · 29.46 mm
- Fujifilm XAdapter · 27.76 mm
- L-MountAdapter · 25.46 mm
- Micro Four ThirdsAdapter · 26.21 mm
- Fujifilm G (GFX)Adapter · 18.76 mm
- Canon EF-MAdapter · 27.46 mm
- Canon EFAdapter · 1.46 mm
A rear element that sticks out can hit the camera mirror.
No plain adapter reaches infinity focus on: Nikon F.

Other Mounts03
This lens family is also indexed in 5 other mounts.