Helios-77M-4 50mm F/1.8 MC
- Mount
- M42
- Focal Length
- 50mm
- Max Aperture
- F/1.8
- Type
- Portrait
- Brand
- Helios
Helios-77M-4 is a 50mm prime manual-focus lens for M42 screw mounts, with a maximum aperture of f/1.8 for low-light and portrait use. It is an older manual design.
Last verified: 2026-04-27