Porst 135mm F/2.8 Tele MC Auto D
- Mount
- M42
- Focal Length
- 135mm
- Max Aperture
- F/2.8
- Type
- Telephoto
- Brand
- Unknown
135mm F/2.8 prime telephoto lens for M42 screw mount, intended for portrait/telephoto use with a fast maximum aperture. The “MC Auto” designation suggests automatic diaphragm operation.
Last verified: 2026-04-27