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Sigma 15mm F2.8 EX DG Diagonal Fisheye

Nikon F (DX/FX) Autofocus

Sigma 15mm F2.8 EX DG Diagonal Fisheye

Focal length
15 mm
Aperture
f/2.8
Weight
370 g
Filter diameter
–
Min. focus distance
15 cm
Length
65 mm

At a Glance

The Sigma 15mm F2.8 EX DG Diagonal Fisheye is a fisheye for Nikon F-Mount on full frame. It shows a very wide view in which straight lines appear curved. The maximum aperture is f/2.8 and the weight is 370 g. A 15 cm minimum focus distance and 0.26x magnification make close subjects possible. It suits creative shots and action scenes.

Good for

  • Creative
  • Action

Worth knowing

  • Fisheye projection: straight lines away from the center are rendered curved.

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

Technical Specifications

Min. focal length
15 mm
Max. focal length
15 mm
Max. aperture (min. zoom)
f/2.8
Max. aperture (max. zoom)
f/2.8
Min. aperture
f/22
Elements
7
Groups
6
Weight
370 g (0.82 lb)
Filter diameter
–
Min. focus distance
15 cm (5.91 in)
Max. magnification
1:3.8 (0.26×)
Length
65 mm (2.56 in)
Diameter
74 mm (2.91 in)

Manufacturer data: 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 15mm F2.8 EX DG Diagonal Fisheye fit?

The Sigma 15mm F2.8 EX DG Diagonal Fisheye is a full-frame lens for Nikon F-Mount cameras. On full-frame bodies it uses the whole sensor; on APS-C Nikon F-Mount cameras its field of view equals 23 mm in full-frame terms.

Nikon F-Mount cameras

With the Nikon FTZ II / FTZ the lens can also be used on Nikon Z (DX/FX) cameras.

Sigma 15mm F2.8 EX DG Diagonal Fisheye compared

Key specs side by side with the most similar Nikon F-Mount lenses.

LensSigma 15mm F2.8 EX DG Diagonal FisheyeNikon AF Fisheye-Nikkor 16mm f/2.8DNikon AF Nikkor 14mm f/2.8D EDZeiss Distagon T* 2,8/15
Focal length15 mm16 mm14 mm15 mm
Max. aperturef/2.8f/2.8f/2.8f/2.8
Weight370 g290 g670 g730 g
Filter diameter–––95 mm
Min. focus distance15 cm25 cm20 cm25 cm
Length65 mm57 mm86.5 mm135 mm
Autofocusyesyesyesno
Image stabilizationnononono
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Sigma 15mm F2.8 EX DG Diagonal Fisheye: FAQ

Does the Sigma 15mm F2.8 EX DG Diagonal Fisheye have autofocus?

Yes, the Sigma 15mm F2.8 EX DG Diagonal Fisheye has autofocus.

Does the Sigma 15mm F2.8 EX DG Diagonal Fisheye have image stabilization?

No, the Sigma 15mm F2.8 EX DG Diagonal Fisheye has no stabilization of its own. On cameras with in-body image stabilization (IBIS) the image is still stabilized.

How much does the Sigma 15mm F2.8 EX DG Diagonal Fisheye weigh?

The Sigma 15mm F2.8 EX DG Diagonal Fisheye weighs 370 g. It is 65 mm long with a diameter of 74 mm.

How close can the Sigma 15mm F2.8 EX DG Diagonal Fisheye focus?

The minimum focus distance of the Sigma 15mm F2.8 EX DG Diagonal Fisheye is 15 cm, measured from the sensor plane.

Is the Sigma 15mm F2.8 EX DG Diagonal Fisheye a full-frame lens?

Yes, the Sigma 15mm F2.8 EX DG Diagonal Fisheye covers full frame. On APS-C cameras its field of view equals 23 mm in full-frame terms.

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