Photo: Ashley Pomeroy (CC BY-SA 4.0)
Quick answer
The Sigma 12-24mm f/4.5-5.6 EX DG HSM is a ultra-wide to wide-angle wide zoom lens covering 12-24mm at f/4.5 for the Canon EF mount. Its smaller maximum aperture favours daylight shooting and keeps the lens compact.
About this lens
The Sigma 12-24mm f/4.5-5.6 EX DG HSM is a full-frame wide-angle zoom lens covering 12-24mm at f/4.5-5.6 for Canon EF mount cameras, with Hyper Sonic Motor autofocus. It covers wide angles for landscapes, interiors and architecture.
Sigma 12-24mm f/4.5-5.6 EX DG HSM specifications
What can you shoot with the Sigma 12-24mm f/4.5-5.6 EX DG HSM?
At 12-24mm this is a ultra-wide to wide-angle wide zoom, which typically suits:
- Landscapes and big skies
- Architecture and interiors
- Astrophotography and night skies
- Landscapes and cityscapes
- Street and travel photography
Its smaller maximum aperture favours daylight shooting and keeps the lens compact.
Full-frame equivalent and field of view
Calculated from the focal length and crop factor. Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 12–24mm | 73.7–112.6° | 84.1–122° |
| APS-C | 1.6x | 19–38mm | 50.2–86.3° | 58.8–96.8° |
Frequently asked questions
What mount does the Sigma 12-24mm f/4.5-5.6 EX DG HSM use?
It uses the Canon EF mount, so it fits Canon EF cameras directly.
What is the focal length of the Sigma 12-24mm f/4.5-5.6 EX DG HSM?
It zooms across 12-24mm with a maximum aperture of f/4.5. That makes it a ultra-wide to wide-angle lens.
Is the Sigma 12-24mm f/4.5-5.6 EX DG HSM a prime or a zoom lens?
It is a zoom lens covering 12-24mm, so you can reframe without moving. Its maximum aperture is f/4.5.
What is the Sigma 12-24mm f/4.5-5.6 EX DG HSM equivalent on a crop sensor?
On APS-C (1.6x crop) it frames like 19–38mm on full frame, with a 50.2–86.3° horizontal and 58.8–96.8° diagonal field of view. These figures are calculated from the focal length and crop factor.
Which cameras does the Sigma 12-24mm f/4.5-5.6 EX DG HSM fit?
Any Canon EF-mount camera, including Canon EOS 1D X, Canon EOS 5D, Canon EOS 5D Mark II, Canon EOS 5D Mark III, and Canon EOS 5D Mark IV and 7 more.
Alternatives for Canon EF from other brands
All Canon EF lensesSame mount, overlapping focal range, closest maximum aperture first.
More Sigma lenses for Canon EF
All Sigma lenses
Other 12-24mm lenses
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