N°96219 · Family detail
CosinaCinema·PENTAX K mount

Cosina Cosinon-T 135mm F/2.8 MC

Specifications01

Focal length135mm
Max aperturef/2.8
TypeCinema · Telephoto · Prime

Summary02

Cosina Cosinon-T is a 135mm fixed prime lens for the Pentax K mount, with a maximum aperture of f/2.8 and manual focus. Intended for general portrait/telephoto use and shallow depth of field.

AI-assisted summary — verify against linked sources

Specifications from lensdb

Where can this lens be adapted?

The Pentax K mount has a flange distance of 45.46 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • Pentax DA and FA J lenses have no aperture ring. Use an adapter with its own aperture control.
  • Pentax DA lenses are made for APS-C.
  • Sony EAdapter · 27.46 mm
  • Canon RFAdapter · 25.46 mm
  • Nikon ZAdapter · 29.46 mm
  • Fujifilm XAdapter · 27.76 mm
  • L-MountAdapter · 25.46 mm
  • Micro Four ThirdsAdapter · 26.21 mm
  • Fujifilm G (GFX)Adapter · 18.76 mm
  • Canon EF-MAdapter · 27.46 mm
  • Canon EFAdapter · 1.46 mm

    A rear element that sticks out can hit the camera mirror.

No plain adapter reaches infinity focus on: Nikon F.

Sources03

lens-db.comVisit ↗

Other Mounts03

No alternate mounts are indexed for this family yet.