Sigma 28-70mm F/3.5-4.5 UC ZEN

Specifications01

MountSIGMA SA

Focal length28-70mm

Max aperturef/3.5

TypeZoom

Field Notes02

Sigma UC ZEN is a standard zoom lens for the Sigma SA mount with a 28–70mm focal-length range and variable maximum aperture of f/3.5–4.5, intended for general-purpose photography.

AI-assisted summary — verify against linked sources

Catalog note · source: lensdb

Sources03

lens-db.comVisit ↗

Other Mounts03

No alternate mounts are indexed for this family yet.