Carl Zeiss Jena Flektogon 20mm F/4
- Mount
- M42
- Focal Length
- 20mm
- Max Aperture
- F/4
- Type
- Wide
- Brand
- Unknown
Carl Zeiss Jena Flektogon is a 20mm F/4 prime wide-angle lens for M42-mount cameras, intended for landscape and general wide-angle photography. Aperture is fixed at f/4 (manual focus).
Last verified: 2026-04-27