Promaster Spectrum7 100-400mm F/5.6-6.7 MC
- Mount
- PENTAX K
- Focal Length
- 100-400mm
- Max Aperture
- F/5.6
- Type
- Telephoto
- Brand
- Unknown
Promaster Spectrum7 Pentax K-mount zoom lens with a 100-400mm focal range and variable maximum aperture of about f/5.6-6.7. Designed for general telephoto use such as wildlife and distant subjects.
Last verified: 2026-04-27