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Sigma 23mm F1.4 DC DN
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Sigma · f/1.4 · Canon RF mount

Sigma 23mm F1.4 DC DN

Where to buy — 2 offers
Mount
KEY FACTS
BrandSigma
Release Year2024
Production StatusIn Production
Lens MountCanon RF
SystemCanon EOS R
What We Like
+Exceptional sharpness across the entire frame from wide-open f/1.4 aperture
+Versatile 35mm equivalent focal length ideal for street, travel, and portrait photography
+Extremely compact and lightweight (340-345g) for an f/1.4 lens with excellent build quality
+Beautiful bokeh and shallow depth of field for subject isolation
+Fast, quiet stepping motor autofocus with minimal focus breathing for video work
+Dust and splash-resistant construction with brass bayonet mount
Worth Knowing
−No optical image stabilization (relies on camera IBIS)
−No aperture ring—controlled via camera menu only
−Limited weather sealing compared to premium lenses with internal seals
−Bokeh not as smooth as some premium alternatives

General

Brand
Sigma
Release Year
2024
Production Status
ⓘ
Current status of lens manufacturing (e.g., in production, discontinued).
In Production
Lens Mount
ⓘ
The lens mount will tell you what type of lens range you can fit onto the camera body. Often the same camera company will have different lens ranges for different cameras.
Canon RF
System
ⓘ
Indicates which camera system the lens is designed to attach to.
Canon EOS R
Maximum Format
ⓘ
Largest sensor size compatible with the lens.
APS-C
Read our notes on general
The Sigma 23mm f/1.4 DC DN Contemporary is a fast-aperture wide-angle prime designed for APS-C mirrorless cameras that delivers high resolution and beautiful bokeh through its large f/1.4 maximum aperture. Despite weighing only 340g, this lens offers sleek yet robust build quality with exceptional optical performance and very sharp results across the whole frame at all aperture settings. The 35mm equivalent focal length makes it a versatile choice well-suited to street photography, landscapes, wider-angle portraits, weddings and travel.

Physical

Lens Weight
345 g
Lens Diameter
ⓘ
Width of the lens at its widest point
69 mm
Lens Length
ⓘ
How long the lens is from front to back.
76.9 mm
Front Filter Size
ⓘ
Diameter of attachable filters.
52 mm

Optics

Focal Range
ⓘ
Shortest to longest focal length of the lens (zoom range start - end )
23 mm
Aperture Range
ⓘ
Largest aperture at the lens's shortest focal length to longest focal length (aperture range start - end)
1.4
Blades
ⓘ
Number of diaphragm blades in aperture
9020
Zoom Lens
ⓘ
Zoom allows you to vary the focal length, change between long shots and close-ups
No
Closest Focusing Distance
ⓘ
Minimum distance for a subject to be in focus.
25 cm01500
Autofocus Mode
Yes

Features

Weather Sealing
ⓘ
Weather sealing capabilities will give you more confidence when shooting in unfavourable conditions.
Yes