Sigma 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 DC 18-50mm zoom for APS-C cameras in Pentax K mount. Variable maximum aperture ranges from f/2.8 to f/4.5, with Optical Stabilizer (OS) and HSM for autofocus; intended for general use/low-light flexibility.
Last verified: 2026-04-27