N°107126 · Family detail
MamiyaTelephoto·MAMIYA RB67 mount

Mamiya K/L 250mm F/4.5 L-A

Specifications01

Focal length250mm
Max aperturef/4.5
TypeTelephoto · Prime
Weight1130 g
Filter size77 mm
Min focus distance1.85 m
Max magnification0.1901
Optical elements5
Groups4
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodScrew-type (round)
TeleconvertersNot available
EraFilm era
Production statusDiscontinued

Additional Info02

Lens TypeShort telephoto prime lens

Summary02

Mamiya RB67 mount 250mm F/4.5 prime telephoto lens. Designed for medium-format portrait, compression, and long-range subject work at moderate aperture.

AI-assisted summary — verify against linked sources

Specifications from thelensdb

Where can this lens be adapted?

The Mamiya RB67 mount has a flange distance of 112 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • Most lenses for this mount have a leaf shutter. The adapter must hold the shutter open.
  • Sony EAdapter · 94 mm
  • Canon RFAdapter · 92 mm
  • Nikon ZAdapter · 96 mm
  • Fujifilm XAdapter · 94.3 mm
  • L-MountAdapter · 92 mm
  • Micro Four ThirdsAdapter · 92.75 mm
  • Fujifilm G (GFX)Adapter · 85.3 mm
  • Canon EF-MAdapter · 94 mm
  • Canon EFAdapter · 68 mm

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

  • Nikon FAdapter · 65.5 mm

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

Sources03

thelensdb.comVisit ↗
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Other Mounts03

No alternate mounts are indexed for this family yet.