N°94467 · Family detail
SigmaZoom·CANON EF mount·1998
Sigma 28-105mm F/4-5.6 UC-II ZEN
Specifications01
MountCANON EF
Focal length28-105mm
Max aperturef/4
TypeZoom
Release year1998
Weight343 g
Filter size58 mm
Min focus distance0.5 m
Max magnification0.1887
Aperture blades6
Optical elements15
Groups12
Min aperturef/5.6
AutofocusYes
StabilizationNo
Aperture controlNone
The aperture is controlled from the camera(Canon EF, Minolta/Sony A, Sigma SA)
Aperture ring (Manual settings + Auto Exposure setting)(Nikon F, Pentax K)
Lens hoodBayonet-type petal-shaped
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeStandard zoom lens
Field Notes02
Sigma UC-II ZEN is a Canon EF-mount zoom lens with a 28–105mm range and a variable maximum aperture of f/4–5.6. It’s intended for general-purpose photography (standard to short-tele).
AI-assisted summary — verify against linked sourcesOther Mounts03
This lens family is also indexed in 2 other mounts.