Cosina Cosinon-S 50mm F/2
- Mount
- PENTAX K
- Focal Length
- 50mm
- Max Aperture
- F/2
- Type
- Portrait
- Brand
- Cosina
Cosina Cosinon-S is a 50mm prime lens for the Pentax K mount, with a maximum aperture of f/2. It’s suited to general and portrait use due to the normal focal length and bright aperture.
Last verified: 2026-04-27