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Sigma 20mm f/1.4 DG DN Art

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Prime lens

A prime lens by Sigma for Full frame cameras, 20mm f/1.4.

MakerSigma
Focal length20mm (prime)
Maximum aperturef/1.4
Made forFull frame sensors
MountsSony E, L-Mount
Stabilisedno
Autofocusyes

What it frames like

142435508513520040080020mm equiv.20mm
Its full-frame-equivalent focal length on the sensor it was made for.
Full frame 20mm · 84°APS-C 30mm · 62°
How wide 20mm sees on each sensor it covers.
f/1.4
f/1.4 wide open, to scale against f/1.4.
  • On full frame (Sony E, L-Mount): as marked, 20mm.
  • On APS-C (Sony E, L-Mount): like 30mm on full frame; f/1.4 gives about the depth of field of f/2.1 there.

Cameras it fits

Questions people ask

Compare with

See what it frames: its view on the Leica SL3-P at any distance, and its depth of field, drawn to scale.