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Sigma A 28-105mm F/2.8 DG DN Lens
For Leica L Mount
Weatherproof - Seals protect from dust, humidity and light splashing.
Zoom Lens
Rectilinear are normal lenses that show straight lines as straight lines.
Thread size in milimeters for screw-on filters.82
Autofocus LensLens Description
The Sigma A 28-105mm F/2.8 DG DN is a wide to short telephoto zoom designed for cameras with a Full-Frame sensor. This bright constant-aperture zoom covers a 28 to 105mm focal-range.
This 4X zoom lens focuses down to 40cm from the imaging plane, capturing subject with a maximum 0.32X magnification. The lens supports autofocus and features a switch to disengage AF for focusing manually. A built-in focus motor is used to set the focus-distance. It allowed Sigma to optimize the motor precisely for this lens in order to maximize performance.
The lens weighs 995g. Its body is weatherproof against adverse weather such as rain and snow. Seals in key areas prevent entry of water and dust.
This version of the lens has a Leica L mount. It directly attaches and is fully compatible with all Leica L mount cameras with Full-Frame or smaller sensors. Sigma also makes this lens for Sony E mount.
Focal-Range
Angle-Of-View
Maximum Aperture
Viewing Angle Range
Maximum Aperture
Magnification
Weight
Sigma A 28-105mm F/2.8 DG DN Specifications
| Brand | Sigma | Model | A 28-105mm F/2.8 DG DN |
|---|---|---|---|
| Mount | Max FLM | 1X | |
| Focal Range | 28 - 105mm | View Angle | 75 - 23° |
| Max Aperture | F/2.8 | Min Aperture | F/22 |
| Min Focus | 40cm | Magnification | 0.32X |
| Filter Size | 82mm | Aperture Blades | 12 |
| Size (D x L) | 88 x 160mm | Weight | 995g |
| Tilt | N / A | Shift | N / A |
| Stabilization | Protection | Weatherproof | |
| Zoom Drive | Mechanic | Focus Drive | AF with MF Switch |
| Zoom Mechanism | External | Focus Mechanism | Internal |
| Hood | Bayonet | Focus Motor | Internal |
| Perspective | Rectilinear | Introduced | 2024-09-05 |
| Features | Declickable Aperture-Ring. 2 AF-L Buttons. | ||
Similar Lenses For Leica L Mount
Here are the newest lenses matching or exceeding major specifications of the Sigma A 28-105mm F/2.8 DG DN. They cover the same focal-range with a similar aperture and are available for the same lens mount and imaging circle coverage.
Panasonic Lumix S 28-200mm F/4-7.1 Macro OIS
Panasonic Lumix S 24-105mm F/4 Macro OIS
Leica SL Vario-Elmarit 24-90mm F/2.8-4 ASPH
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Sigma 28-105mm F/2.8 Facts
Weatherproof - Seals protect from dust, humidity and light splashing.Zoom LensRectilinear are normal lenses that show straight lines as straight lines.Thread size in milimeters for screw-on filters.82Autofocus Lens| 28-105mm Focal-Range | F/2.8 Constant Aperture |
| 82mm Filter Thread | AF with MF Switch |
| Leica L Mount | Full-Frame Coverage |
| 995g Lens Weight | 88 x 160mm (D x L) |
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