Porst Automatic 100mm F/2.8
- Mount
- M42
- Focal Length
- 100mm
- Max Aperture
- F/2.8
- Type
- Telephoto
- Brand
- Unknown
Porst Automatic 100mm f/2.8 is a fixed focal length M42 mount portrait/telephoto prime lens. It’s commonly used for subject isolation and shallow depth of field.
Last verified: 2026-04-27