N°99686 · Family detail
SigmaZoom·PENTAX K mount
Sigma 20-40mm F/2.8 EX DG ASPH IF
Specifications01
MountPENTAX K
Focal length20-40mm
Max aperturef/2.8
TypeZoom
Field Notes02
Sigma 20-40mm zoom lens for Pentax K-mount, with a constant f/2.8 maximum aperture. Intended for general-purpose wide-to-standard use in low-to-moderate light.
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Other Mounts03
This lens family is also indexed in 2 other mounts.