N°101022 · Family detail
SigmaZoom·PENTAX K mount
Sigma 28-70mm F/2.8
Specifications01
MountPENTAX K
Focal length28-70mm
Max aperturef/2.8
TypeZoom
Field Notes02
Sigma 28-70mm f/2.8 standard zoom for Pentax K-mount, covering wide-to-portrait focal lengths with a constant f/2.8 maximum aperture for low-light use.
AI-assisted summary — verify against linked sourcesOther Mounts03
This lens family is also indexed in 10 other mounts.
CANON EFView lens
Sigma 28-70mm F/2.8-4
CANON FDView lens
Sigma 28-70mm F/2.8
CONTAX/YASHICAView lens
Sigma 28-70mm F/2.8
KONICA ARView lens
Sigma 28-70mm F/2.8
MINOLTA MDView lens
Sigma 28-70mm F/2.8
MINOLTA SRView lens
Sigma 28-70mm F/2.8
MINOLTA/SONY AView lens
Sigma 28-70mm F/2.8-4
NIKON FView lens
Sigma 28-70mm F/2.8
NIKON F DXView lens
Sigma 28-70mm F/2.8
OLYMPUS OMView lens
Sigma 28-70mm F/2.8