- Brand
- Sigma
- Model
- 18-50mm f/2.8 DC DN Contemporary
- Mount
- Sony E
- Release year
- 2021
- Focal length
- 18–50mm
- Max aperture
- ƒ/22.0
- Crop factor (35mm-equiv.)
- 1.53×
- 35mm-equivalent focal length
- 28–77mm
- 35mm-equivalent aperture (DoF)
- ƒ/33.7
- Diagonal field of view
- 31.5–76.2°