N°96342 · Family detail
PentaconTelephoto·PRAKTICA B mount·1979
Pentacon Prakticar 135mm F/2.8 MC
Specifications01
MountPRAKTICA B
Focal length135mm
Max aperturef/2.8
TypeTelephoto · Prime
Release year1979
Weight465 g
Filter size55 mm
Min focus distance1.7 m
Aperture blades6
Optical elements5
Groups4
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodBuilt-in telescopic round
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeMedium telephoto prime lens
Summary02
Pentacon Prakticar 135mm F/2.8 MC is a fixed-focus prime telephoto lens for the Praktica B mount, suitable for portraits and general telephoto work with a bright f/2.8 maximum aperture.
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.