N°203933 · Family detail
TokinaZoom·CANON FD mount·1982

RMC Tokina 25-50mm F/4

Specifications01

Focal length25-50mm
Max aperturef/4
TypeZoom
Release year1982
Weight345 g
Filter size55 mm
Min focus distance0.5 m
Aperture blades6
Optical elements10
Groups10
AutofocusNo
StabilizationNo
Aperture controlAperture ring (with or without Auto Exposure setting)
EraFilm era
Production statusDiscontinued

Additional Info02

Lens TypeStandard zoom lens

Summary02

Tokina RMC Canon FD-mount zoom lens with a 25–50mm focal range and constant f/4 aperture. Designed for general-purpose wide-to-standard framing such as travel and street photography.

AI-assisted summary — verify against linked sources

Specifications from thelensdb

Where can this lens be adapted?

The Canon FD mount has a flange distance of 42 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • FD lenses stay at full aperture until the camera moves a lever on the lens. Use an FD adapter with a ring that moves this lever.
  • Sony EAdapter · 24 mm
  • Canon RFAdapter · 22 mm
  • Nikon ZAdapter · 26 mm
  • Fujifilm XAdapter · 24.3 mm
  • L-MountAdapter · 22 mm
  • Micro Four ThirdsAdapter · 22.75 mm
  • Fujifilm G (GFX)Adapter · 15.3 mm

    Covers full-frame: it can vignette on a medium format sensor.

  • Canon EF-MAdapter · 24 mm

No plain adapter reaches infinity focus on: Canon EF, Nikon F.

Sources03

thelensdb.comVisit ↗
lens-db.comVisit ↗
kentfaith.esVisit ↗
allphotolenses.comVisit ↗