Lens Details
Sigma
45mm f/2.8 DG DN Contemporary
$599~
MSRP (prices vary)
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Released: November 1, 2019
Highlights
- Designed for Sony E, a full-frame 45mm f/2.8 standard prime that is a go-to all-rounder.
- An optical formula of 10 elements in 8 groups helps control aberrations and flare.
- A dedicated aperture ring for video and manual control, and it is lightweight at 215g.
Who it's for
The Sigma 45mm f/2.8 DG DN Contemporary is a 45mm f/2.8 prime lens — a short-telephoto / portrait option. Here's what it's best at and what to keep in mind.
Keep in mind
- !Aperture tops out at f/2.8 — less low-light headroom and background blur than faster lenses.
45mm
Focal Length
f/2.8
Max Aperture
Full-Frame
Coverage
−
Stabilized
215g
Weight
55mm
Filter
Full Specifications
Optical Design
| Focal Length | 45mm |
|---|---|
| Lens Type | Prime |
| Optical Elements | 10 |
| Optical Groups | 8 |
Aperture & Iris
| Maximum Aperture | f/2.8 |
|---|---|
| Minimum Aperture | f/22 |
| Aperture Blades | 9 |
| Rounded Aperture | Yes |
Coverage & Angle
| Format Coverage | Full-Frame |
|---|---|
| Lens Mount | Sony E |
| Angle of View | 51° |
| 35mm Equivalent | − |
Focus
| Autofocus | Yes |
|---|---|
| Focus Motor | STM |
| Focus Limiter | No |
| AF/MF Switch | Yes |
| Min Focus Distance | 24 cm |
| Max Magnification | 0.19x |
Stabilization & Video
| Optical Stabilization | No |
|---|---|
| Aperture Ring | Yes |
| Declickable Aperture | Yes |
| Parfocal | No |
| Internal Zoom | No |
General
| Price (MSRP) | $599 |
|---|---|
| Filter Size | 55mm |
| Diameter | 62.6mm |
| Length | 46.2mm |
| Weight | 215g (7.6 oz) |
| Weather Sealed | No |
| Tripod Collar | No |
