Sigma 105mm f/2.8 DG DN Macro Art Lens (Sony E)

The Sigma 105mm f/2.8 DG DN Macro Art is a premium macro prime lens designed for full-frame Sony E-mount mirrorless cameras, part of Sigma’s Art series and built specifically for mirrorless systems to deliver true macro magnification alongside the optical performance the Art line is known for. It’s aimed at macro, product, and nature photographers who need precise close-up capability, while its 105mm focal length and fast aperture also make it a capable choice for portraiture.

Optically, the lens offers a maximum aperture of f/2.8 and delivers true 1:1 (life-size) macro magnification at its minimum focusing distance, allowing photographers to capture extreme close-up detail of small subjects such as insects, flowers, and product details at actual size on the sensor. As a mirrorless-native DG DN design rather than an adapted DSLR optical formula, the lens benefits from an optical construction specifically engineered around the shorter flange distance of mirrorless systems, contributing to strong sharpness and rendering both at macro distances and standard shooting distances. A rounded aperture diaphragm contributes to smooth, creamy background rendering, valued both for macro work and general portrait or telephoto shooting where background separation matters.

Autofocus is handled by a stepping motor system, delivering quiet, precise focusing performance well suited to both stills and video, including smooth focus transitions during movie recording, a departure from the Hypersonic Motor (HSM) used in Sigma’s DSLR-mount Art lenses. The lens includes a manual aperture ring with a click/declick switch for silent aperture adjustments during video work, along with a customizable function button, an AF/MF switch, and a focus limiter switch to speed up autofocus acquisition by restricting the focus range when the subject distance is known, particularly useful in macro work.

Build quality includes dust- and splash-resistant construction to help protect against the elements during outdoor and professional shooting, consistent with Sigma’s more refined mirrorless-native Art lens designs. As a macro lens, the lens’s design accommodates the extended focus throw needed to achieve 1:1 magnification, a normal characteristic of this lens type.

As a full-frame E-mount lens, the Sigma 105mm f/2.8 DG DN Macro Art delivers its full angle of view on Sony full-frame bodies while remaining compatible with Sony APS-C E-mount cameras at a narrower, telephoto-equivalent effective field of view.

Key Features
– 105mm f/2.8 macro prime lens (Art series) for Sony full-frame E-mount
– True 1:1 (life-size) macro magnification
– Mirrorless-native DG DN optical design
– Stepping motor autofocus
– Manual aperture ring with click/declick switch
– Customizable function button
– AF/MF switch and focus limiter switch
– Dust- and splash-resistant construction
– Compatible with Sony full-frame and APS-C E-mount cameras