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Black Sigma 50mm F1.4 DG DN Art lens, slim cylindrical barrel, L-Mount

SIGMA

SIGMA 50mm F1.4 DG DN Art L-Mount camera lens

SKU CH-B33P-9RGZQ

A 50 mm f/1.4 full-frame mirrorless prime with 14 elements in 11 groups, HLA autofocus, aperture de-click and dust-splash resistance

  • Product typeZoom Lens
  • Product colorBlack
  • Large f/1.4 aperture for bright low-light shots and smooth bokeh
  • 14 elements in 11 groups including 3 aspherical and 1 SLD glass for uniform sharpness
  • High-response Linear Actuator motor delivers fast, quiet autofocus
  • Dust and splash-resistant construction protects the lens in harsh conditions
  • Aperture ring with de-click function enables smooth iris control for video

Sigma 50mm F1.4 DG DN Art L-Mount

This prime lens belongs to Sigma's Art line and is built for full-frame mirrorless cameras using the L-Mount. It delivers professional-grade image quality with a fast f/1.4 maximum aperture for low-light work and shallow depth of field.

Photographers wanting wide-aperture performance

Shooters who need zoom flexibility or a lighter walk-around option should consider a different focal length or a variable-aperture lens. The fixed 50mm perspective also limits use for wide architectural or telephoto wildlife subjects.

Straightforward mount

The lens attaches via the standard L-Mount bayonet and communicates electronically for autofocus and exposure. The aperture ring features a de-click switch for smooth video iris changes; forgetting to lock the ring can cause unintended exposure shifts during stills shooting.

How it compares

Measured against everything we stock in Interchangeable Camera Lenses, at today’s prices. Recalculated every night.

Price $700.99
Pricier than about 63% of the 2,570 comparable items (median $546.49).

Specifications

Product
Brand nameSIGMA
Product typeZoom Lens
Product colorBlack

Questions about this item

Does this lens work on any full-frame mirrorless camera, or do I need an L-Mount body?

It is built exclusively for the L-Mount system, so the camera body must use that mount.

Can I keep using my older L-Mount lenses with the same camera body after adding this one?

Yes, the L-Mount bayonet is unchanged, so existing L-Mount glass attaches and functions normally.

How can I confirm the High-response Linear Actuator is focusing as intended after setup?

Listen for near-silent, instantaneous focus movement and check that the focus-distance scale updates smoothly in the viewfinder.

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