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

Specifications01

MountCANON EF

Focal length28-70mm

Max aperturef/3.5

TypeZoom

Release year1989

Weight330 g

Filter size52 mm

Min focus distance0.5 m

Max magnification0.1538

Aperture blades6

Optical elements11

Groups8

Min aperturef/4.5

AutofocusYes

StabilizationNo

Aperture controlNone The aperture is controlled from the camera(Canon EF, Minolta/Sony A, Sigma SA, Yashica MA) Aperture ring (Manual settings + Auto Exposure setting)(Nikon F, Pentax K)

Lens hoodBayonet-type round

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeStandard zoom lens

Field Notes02

Sigma 28-70mm zoom lens for Canon EF with a variable maximum aperture of about f/3.5-4.5. Intended for general-purpose use across wide-to-portrait focal lengths.

AI-assisted summary — verify against linked sources

Catalog note · source: thelensdb

Sources03

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Other Mounts03

This lens family is also indexed in 3 other mounts.

MINOLTA/SONY AView lens

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

28-70mmf/3.5

PENTAX KView lens

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

28-70mmf/3.5

YASHICA AFView lens

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

28-70mmf/3.5