N°100089 · Family detail
SigmaWide·ROLLEI QBM mount

Sigma MF 21-35mm F/3.5-4.2 Multi-Coated II

Specifications01

Focal length21-35mm
Max aperturef/3.5
TypeWide · Zoom

Summary02

Sigma Multi-Coated II zoom lens with a 21–35mm focal range and variable maximum aperture of f/3.5–4.2. Intended for general use on the Rollei QBM mount, covering wide to standard angles.

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

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