N°99215 · Family detail
SigmaWide·ROLLEI QBM mount

Sigma MF Ultra-Wide 18mm F/2.8 Multi-Coated

Specifications01

Focal length18mm
Max aperturef/2.8
TypeWide · Prime

Summary02

Sigma 18mm F/2.8 ultra-wide prime lens with multi-coating for the Rollei QBM mount. Intended for wide-angle landscapes and architecture, available at a maximum aperture of f/2.8.

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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