N°110068 · Family detail
SigmaTelephoto·ROLLEI QBM mount

Sigma MF 500mm F/4.5 APO ZEN

Specifications01

Focal length500mm
Max aperturef/4.5
TypeTelephoto · Prime

Summary02

Sigma MF 500mm F/4.5 APO ZEN is a fixed (prime) telephoto mirror-style lens for Rolleiflex QBM mounts, intended for distant subjects such as wildlife or sports. It has a maximum aperture of f/4.5 and uses manual focus.

AI-assisted summary — verify against linked sources

Specifications from lensdb

Where can this lens be adapted?

The Rollei QBM mount has a flange distance of 44.5 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • Sony EAdapter · 26.5 mm
  • Canon RFAdapter · 24.5 mm
  • Nikon ZAdapter · 28.5 mm
  • Fujifilm XAdapter · 26.8 mm
  • L-MountAdapter · 24.5 mm
  • Micro Four ThirdsAdapter · 25.25 mm
  • Fujifilm G (GFX)Adapter · 17.8 mm

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

  • Canon EF-MAdapter · 26.5 mm

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

Sources03

lens-db.comVisit ↗