Photo: Henry Söderlund (CC BY 2.0)
Quick answer
The Sigma 90mm F2.8 DG DN | Contemporary 021 is a short telephoto prime lens covering 90mm at f/2.8 for the Leica L mount. Its bright maximum aperture handles indoor and evening light reasonably well.
About this lens
The Sigma 90mm F2.8 DG DN | Contemporary 021 is a full-frame short-telephoto prime lens covering 90mm at f/2.8 for Leica L mount cameras, from the Sigma Contemporary line. The focal length is a classic choice for portraits and details.
Sigma 90mm F2.8 DG DN | Contemporary 021 specifications
- Brand
- Sigma
- Mount
- Leica L
- Focal length
- 90mm
- Maximum aperture
- f/2.8
- Lens type
- Prime
- Format coverage
- full-frame
- Optical construction
- 11 elements in 10 groups
- Aperture blades
- 9
- Autofocus motor
- Stepping motor
- Minimum focus distance
- 0.5 m
- Maximum magnification
- 0.2x
- Filter thread
- 55 mm
- Weight
- 295 g
- Length
- 59.7 mm
- Diameter
- 64 mm
Specification source: sigmaphoto.com
What can you shoot with the Sigma 90mm F2.8 DG DN | Contemporary 021?
At 90mm this is a short telephoto prime, 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 F2.8 DG DN | Contemporary 021 use?
It uses the Leica L mount, so it fits Leica L cameras directly.
What is the focal length of the Sigma 90mm F2.8 DG DN | Contemporary 021?
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 F2.8 DG DN | Contemporary 021 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 F2.8 DG DN | Contemporary 021 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.
Which cameras does the Sigma 90mm F2.8 DG DN | Contemporary 021 fit?
Any Leica L-mount camera, including Leica SL (Typ 601), Leica SL2, Leica SL2-S, Leica SL3, and Panasonic Lumix DC-S1 and 7 more.
Alternatives for Leica L from other brands
All Leica L lensesSame mount, overlapping focal range, closest maximum aperture first.
