Promaster Spectrum 7 28mm F/2.8 MC
- Mount
- M42
- Focal Length
- 28mm
- Max Aperture
- F/2.8
- Type
- Wide
- Brand
- Unknown
Promaster Spectrum 7 is a 28mm prime lens for M42 screw-mount, with a fixed maximum aperture of f/2.8. It suits general wide-angle use such as street, landscape, and low-light scenes.
Last verified: 2026-04-27