N°96197 · Family detail
CarlTelephoto·PRAKTICA B mount
Carl Zeiss Jena 135mm F/2.8
Specifications01
Summary02
135mm f/2.8 telephoto prime lens for the Praktica B (M42) mount, suited for portraits and general telephoto work where a fast aperture is useful.
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.

Other Mounts03
No alternate mounts are indexed for this family yet.