Sigma AF 50-500mm F/4-6.3 APO EX HSM
- Mount
- PENTAX K
- Focal Length
- 50-500mm
- Max Aperture
- F/4
- Type
- Zoom
- Brand
- Unknown
Sigma AF 50–500mm zoom for Pentax K-mount cameras. Variable maximum aperture ranges from f/4 to f/6.3; used for general-purpose and long-range (telephoto) photography.
Last verified: 2026-04-27