Sigma AF 170-500mm F/5-6.3 APO DG
- Mount
- PENTAX K
- Focal Length
- 170-500mm
- Max Aperture
- F/5
- Type
- Telephoto
- Brand
- Unknown
Sigma 170-500mm zoom lens for Pentax K-mount, with a variable maximum aperture of about f/5-6.3. Intended for telephoto reach, such as wildlife or sports.
Last verified: 2026-04-27