Ricoh Auto Rikenon 21mm F/3.8
- Mount
- M42
- Focal Length
- 21mm
- Max Aperture
- F/3.8
- Type
- Wide
- Brand
- Ricoh
Ricoh Auto Rikenon 21mm f/3.8 wide-angle prime lens for M42 screw-mount cameras, suited for landscapes and general wide views. Typical aperture for moderate depth of field.
Last verified: 2026-04-27