N°164245 · Family detail
SigmaWide·PENTAX K mount
Sigma 10-20mm F/4-5.6 EX DC HSM
Specifications01
MountPENTAX K
Focal length10-20mm
Max aperturef/4
TypeWide · Zoom
Weight470 g
Physical length81 mm
Min focus distance24 m
Summary02
Sigma 10–20mm zoom lens for Pentax K-mount, with a variable maximum aperture of f/4–5.6. Designed for wide-angle shooting such as landscapes and interiors.
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 6 other mounts.
CANON EFView lens
Sigma 10-20mm F/4-5.6 EX DC [HSM]
CANON EF-SView lens
Sigma 10-20mm F/4-5.6 EX DC HSM
MICRO 4/3View lens
Sigma DC 10-20mm F/4-5.6 EX HSM
MINOLTA/SONY AView lens
Sigma 10-20mm F/4-5.6 EX DC HSM
NIKON FView lens
Sigma DC 10-20mm F/4-5.6 EX HSM
NIKON F DXView lens
Sigma 10-20mm F/4-5.6 EX DC HSM