Sigma DG 20-40mm F/2.8 EX ASPH
- Mount
- CANON EF-S
- Focal Length
- 20-40mm
- Max Aperture
- F/2.8
- Type
- Zoom
- Brand
- Unknown
Sigma DG 20-40mm F2.8 zoom for Canon EF-S APS-C mounts, with a constant f/2.8 maximum aperture for low-light and general-purpose shooting.
Last verified: 2026-04-27