Sigma 500mm F/4.5 APO EX [HSM]
- Mount
- PENTAX K
- Focal Length
- 500mm
- Max Aperture
- F/4.5
- Type
- Telephoto
- Brand
- Unknown
Sigma 500mm f/4.5 APO EX is a Pentax K-mount super-telephoto prime lens for distant subjects like sports and wildlife. It has a fixed maximum aperture of f/4.5.
Last verified: 2026-04-27