Promaster Spectrum7 100-300mm F/5.6-6.7 MC Tele Macro
- Mount
- PENTAX K
- Focal Length
- 100-300mm
- Max Aperture
- F/5.6
- Type
- Macro
- Brand
- Unknown
Promaster Spectrum7 is a Pentax K-mount 100–300mm zoom telephoto lens with a variable maximum aperture around f/5.6–6.7. Labeled as a tele macro lens for close-up work at the long end.
Last verified: 2026-04-27