Sigma AF 500mm F/4.5 EX APO HSM
- Mount
- PENTAX K
- Focal Length
- 500mm
- Max Aperture
- F/4.5
- Type
- Telephoto
- Brand
- Unknown
Sigma AF 500mm F4.5 EX APO HSM is a fixed long telephoto prime for Pentax K-mount cameras, intended for distant subjects such as sports or wildlife. It has a maximum aperture of f/4.5.
Last verified: 2026-04-27