Sigma 56mm f/1.4 DC DN Contemporary

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Prime lens

A prime lens by Sigma for APS-C cameras, 56mm f/1.4. An 85mm-equivalent portrait lens on APS-C, and a 112mm one on Micro Four Thirds.

Maker	Sigma
Focal length	56mm (prime)
Maximum aperture	f/1.4
Made for	APS-C sensors
Mounts	Sony E, Fujifilm X, Micro Four Thirds, L-Mount, Canon RF, Nikon Z
Stabilised	no
Autofocus	yes

What it frames like

Its full-frame-equivalent focal length on the sensor it was made for.

How wide 56mm sees on each sensor it covers.

f/1.4 wide open, to scale against f/1.4.

On APS-C (Sony E, Fujifilm X, L-Mount, Nikon Z): like 84mm on full frame; f/1.4 gives about the depth of field of f/2.1 there.
On APS-C (Canon) (Canon RF): like 90mm on full frame; f/1.4 gives about the depth of field of f/2.2 there.
On Micro Four Thirds (Micro Four Thirds): like 112mm on full frame; f/1.4 gives about the depth of field of f/2.8 there.
On the larger-sensor bodies of Canon RF, L-Mount, Nikon Z, Sony E: it works with the camera in a APS-C crop mode, at fewer megapixels.