N°5053088 · Family detail
ZEISSWide·PRAKTICA B mount
ZEISS Jena Flektogon 25mm F/4
Specifications01
Additional Info02
ModelFlektogon
SeriesJena
Summary02
ZEISS Jena Flektogon is a 25mm F/4 wide-angle lens for the Praktica B (M42) mount, typically used for general wide views and landscape-style photography. It has a fixed maximum aperture of f/4.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The Praktica B mount has a flange distance of 44.4 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- Sony EAdapter · 26.4 mm
- Canon RFAdapter · 24.4 mm
- Nikon ZAdapter · 28.4 mm
- Fujifilm XAdapter · 26.7 mm
- L-MountAdapter · 24.4 mm
- Micro Four ThirdsAdapter · 25.15 mm
- Fujifilm G (GFX)Adapter · 17.7 mm
Covers full-frame: it can vignette on a medium format sensor.
- Canon EF-MAdapter · 26.4 mm
No plain adapter reaches infinity focus on: Canon EF, Nikon F.
Sources03
cinelenswiki.comVisit ↗
Other Mounts03
This lens family is also indexed in 2 other mounts.