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Sigma 18-50mm F2.8 DC DN Contemporary

Sony E Autofocus

Sigma 18-50mm F2.8 DC DN Contemporary

Focal length
18–50 mm
Aperture
f/2.8
Weight
290 g
Filter diameter
55 mm
Min. focus distance
12.1 cm
Length
76.5 mm

At a Glance

A weather sealed 290 g standard zoom, this lens is built for Sony E-mount APS-C cameras. It covers 27-75 mm full-frame equivalent at a constant f/2.8. From a distance of just 12.1 cm it reaches 0.36x magnification. It is a fit for everyday photography, travel and events.

Good for

  • Everyday
  • Travel
  • Events

Worth knowing

  • APS-C image circle: on full-frame cameras only usable in crop mode, at reduced resolution.

Derived from the manufacturer data, not from our own tests. How we check

Technical Specifications

Min. focal length
18 mm
Max. focal length
50 mm
Max. aperture (min. zoom)
f/2.8
Max. aperture (max. zoom)
f/2.8
Min. aperture
f/22
Elements
13
Groups
10
Weight
290 g (0.64 lb)
Filter diameter
55 mm
Min. focus distance
12.1 cm at 18 mm · 30 cm at 50 mm
Max. magnification
1:2.8 at 18 mm · 1:5 at 50 mm
Length
76.5 mm (3.01 in)
Diameter
61.6 mm (2.43 in)
Announced
October 2021

Manufacturer data: sigma-global.com, sigma-global.com

Last checked: October 13, 2026 (against the manufacturer data) · How we check

Simulate depth of field and angle of view

Compare with other lenses

Which cameras does the Sigma 18-50mm F2.8 DC DN Contemporary fit?

The Sigma 18-50mm F2.8 DC DN Contemporary is designed for APS-C sensors. On APS-C Sony E-Mount cameras its field of view equals 27-75 mm in full-frame terms. Full-frame bodies use it in APS-C (crop) mode, recording only part of the sensor and fewer megapixels.

Sony E-Mount cameras

Sigma 18-50mm F2.8 DC DN Contemporary compared

Key specs side by side with the most similar Sony E-Mount lenses.

LensSigma 18-50mm F2.8 DC DN ContemporarySony E 18-55mm F3.5-5.6 OSSSony E 16-55mm F2.8 GSony E 16-50mm F3.5-5.6 PZ OSS
Focal length18-50 mm18-55 mm16-55 mm16-50 mm
Max. aperturef/2.8f/3.5-5.6f/2.8f/3.5-5.6
Weight290 g194 g494 g116 g
Filter diameter55 mm49 mm67 mm40.5 mm
Min. focus distance12.1 cm25 cm33 cm25 cm
Length76.5 mm60 mm100 mm29.9 mm
Autofocusyesyesyesyes
Image stabilizationnoyesnoyes
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Comparisons with this lens

Sigma 18-50mm F2.8 DC DN Contemporary: FAQ

Does the Sigma 18-50mm F2.8 DC DN Contemporary have autofocus?

Yes, the Sigma 18-50mm F2.8 DC DN Contemporary has autofocus.

Does the Sigma 18-50mm F2.8 DC DN Contemporary have image stabilization?

No, the Sigma 18-50mm F2.8 DC DN Contemporary has no stabilization of its own. On cameras with in-body image stabilization (IBIS) the image is still stabilized.

How much does the Sigma 18-50mm F2.8 DC DN Contemporary weigh?

The Sigma 18-50mm F2.8 DC DN Contemporary weighs 290 g. It is 76.5 mm long with a diameter of 61.6 mm.

What filter size does the Sigma 18-50mm F2.8 DC DN Contemporary use?

The Sigma 18-50mm F2.8 DC DN Contemporary takes 55 mm screw-in filters.

How close can the Sigma 18-50mm F2.8 DC DN Contemporary focus?

The minimum focus distance of the Sigma 18-50mm F2.8 DC DN Contemporary is 12.1 cm, measured from the sensor plane.

Is the Sigma 18-50mm F2.8 DC DN Contemporary a full-frame lens?

No, the Sigma 18-50mm F2.8 DC DN Contemporary is an APS-C lens. On APS-C cameras its field of view equals 27-75 mm in full-frame terms.

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