Tomioka Cosinon Auto 55mm F/1.2
- Mount
- M42
- Focal Length
- 55mm
- Max Aperture
- F/1.2
- Type
- Portrait
- Brand
- Tomioka
Tomioka Cosinon Auto is a 55mm M42 prime lens with a maximum aperture of f/1.2, intended for portrait/low-light use. It’s a standard focal length fixed-lens design for shallow depth of field.
Last verified: 2026-04-24