Tomioka Tominon Auto 21mm F/3.5
- Mount
- M42
- Focal Length
- 21mm
- Max Aperture
- F/3.5
- Type
- Wide
- Brand
- Tomioka
21mm F/3.5 prime wide-angle lens for M42 screw mount. Typically used for landscape and general wide-angle photography; manual-focus design for fixed 21mm framing.
Last verified: 2026-04-24