Photo: Charlie V. Antonio (CC BY 2.0)
Quick answer
The Sigma 90mm f/2.8 Macro is a short telephoto macro lens covering 90mm at f/2.8 for the Sigma SA mount. Its bright maximum aperture handles indoor and evening light reasonably well.
About this lens
Sigma 90mm f/2.8 Macro: a macro lens with a 90mm focal length and a maximum aperture of f/2.8, made for Sigma SA mount cameras. It is intended for close-up work with small subjects such as flowers and insects.
Sigma 90mm f/2.8 Macro specifications
- Brand
- Sigma
- Mount
- Sigma SA
- Focal length
- 90mm
- Maximum aperture
- f/2.8
- Lens type
- Macro
- Optical construction
- 9 elements in 9 groups
- Aperture blades
- 7
- Minimum focus distance
- 0.22 m
- Maximum magnification
- 0.5x
- Filter thread
- 52 mm
Specification source: dyxum.com
What can you shoot with the Sigma 90mm f/2.8 Macro?
At 90mm this is a short telephoto macro, which typically suits:
- Portraits with a flattering perspective
- Events and weddings
- Isolating subjects from the background
Its bright maximum aperture handles indoor and evening light reasonably well.
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 | 90mm | 22.6° | 27° |
| APS-C | 1.5x | 135mm | 15.2° | 18.2° |
Frequently asked questions
What mount does the Sigma 90mm f/2.8 Macro use?
It uses the Sigma SA mount, so it fits Sigma SA cameras directly.
What is the focal length of the Sigma 90mm f/2.8 Macro?
It is a fixed 90mm lens with a maximum aperture of f/2.8. That makes it a short telephoto lens.
Is the Sigma 90mm f/2.8 Macro a prime or a zoom lens?
It is a prime lens with a fixed 90mm focal length. Primes usually open wider than zooms; this one opens to f/2.8.
What is the Sigma 90mm f/2.8 Macro equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 135mm on full frame, with a 15.2° horizontal and 18.2° diagonal field of view. These figures are calculated from the focal length and crop factor.
