Sigma AF 18-50mm F/2.8-4.5 DC OS HSM
- Mount
- PENTAX K
- Focal Length
- 18-50mm
- Max Aperture
- F/2.8
- Type
- Zoom
- Brand
- Unknown
Sigma 18-50mm zoom lens for Pentax K-mount, with a variable maximum aperture of f/2.8-4.5. OS (optical stabilization) makes it suitable for general-purpose and low-light use where stabilization helps.
Last verified: 2026-04-27