N°335675 · Family detail
SigmaWide·SIGMA SA mount
Sigma ART DG HSM 20mm F/1.4
Specifications01
MountSIGMA SA
Focal length20mm
Max aperturef/1.4
TypeWide · Prime
Weight950 g
Physical length129.5 mm
Min focus distance0.277 m
Optical elements15
Groups11
Min aperturef/16
Additional Info02
ModelDG HSM
FormatFull Frame
SeriesART
Iris Blades9
Country Of OriginJapan
Field Notes02
Sigma ART DG HSM 20mm F/1.4 is a wide-angle prime lens for SIGMA SA mounts, designed for landscape and general ultra-wide use with a fast f/1.4 maximum aperture.
AI-assisted summary — verify against linked sources
Other Mounts03
No alternate mounts are indexed for this family yet.