Ricoh Rikenon Auto 17mm F/4
- Mount
- M42
- Focal Length
- 17mm
- Max Aperture
- F/4
- Type
- Wide
- Brand
- Unknown
Ricoh Rikenon Auto is a 17mm f/4 fixed focal-length prime lens for M42 screw-mount cameras, typically used for wide-angle subjects such as landscapes and interiors.
Last verified: 2026-04-23