Sigma 20mm F/1.8 EX DG ASPH RF
- Mount
- PENTAX K
- Focal Length
- 20mm
- Max Aperture
- F/1.8
- Type
- Wide
- Brand
- Unknown
Sigma 20mm f/1.8 EX DG ASPH is a fast 20mm prime wide-angle lens for Pentax K-mount. It’s suited to low-light and general wide-angle photography.
Last verified: 2026-04-27