Jupiter-21A 200mm F/4
- Mount
- PENTAX K
- Focal Length
- 200mm
- Max Aperture
- F/4
- Type
- Telephoto
- Brand
- Unknown
Jupiter-21A is a 200mm fixed focal length prime lens for the Pentax K mount, with a maximum aperture of f/4. It’s typically used for medium to long telephoto shooting such as portraits and distant subjects.
Last verified: 2026-04-27