Lens Database/Sigma/N°1019467
N°1019467 · Family detail
SigmaMacro·CONTAX/YASHICA mount

Sigma 90mm F/2.8 Macro

Specifications01

Focal length90mm
Max aperturef/2.8
TypeMacro · Telephoto · Prime

Summary02

Sigma 90mm F/2.8 Macro is a macro (close-focusing) prime lens for CONTAX/YASHICA mount, using a bright f/2.8 maximum aperture for low-light and shallow depth-of-field effects while close-focusing.

AI-assisted summary — verify against linked sources

Specifications from kentfaith

Where can this lens be adapted?

The Contax / Yashica mount has a flange distance of 45.5 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • Sony EAdapter · 27.5 mm
  • Canon RFAdapter · 25.5 mm
  • Nikon ZAdapter · 29.5 mm
  • Fujifilm XAdapter · 27.8 mm
  • L-MountAdapter · 25.5 mm
  • Micro Four ThirdsAdapter · 26.25 mm
  • Fujifilm G (GFX)Adapter · 18.8 mm

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

  • Canon EF-MAdapter · 27.5 mm
  • Canon EFAdapter · 1.5 mm

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

No plain adapter reaches infinity focus on: Nikon F.

Sources03

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