Sigma has declared a pair of new f/1.4 primary lenses in its Art category, the Sigma 20mm f/1.4 DG DN | Art and the Sigma 24mm f/1.4 DG DN | Art. The two optics are being produced for the L-Mount and Sony E-mount.
Both lenses are being positioned as between the greatest lenses for astrophotography (opens in new tab), many thanks to their wide focal size, quickly aperture for collecting mild, sharp rendering across the frame even huge open, and well controlled sagittal come flare – an aberration that simply cannot be corrected in write-up generation.
The Sigma 20mm f/1.4 DG DN | Art capabilities 17 factors organized in 14 groups, amid them a trio of aspherical elements – one of which is “the largest double-sided aspherical element ever developed by Sigma”.
The lens also features a rear filter holder, for uncomplicated mixture of a number of filters a de-clickable and lockable aperture ring a lockable handbook concentrate ring and a Lens Heater Retainer lip around the front aspect to preserve a heat strip in location (to avoid condensation forming on the things).
Its somewhat narrower sibling, the Sigma 24mm f/1.4 DG DN | Art, boasts a full of four aspherical components and employs Super Multi- Coating and Nano Porous Coating to fight ghosting and flare, and develop substantial-contrast effects in backlit conditions.
It also offers a drinking water- and oil-repellent coating on the entrance lens aspect, and is also weather conditions sealed to accommodate shooting in complicated circumstances.
Provided their focal lengths and claimed rendering potential, both of those lenses seem like good possibilities for landscapes and architectural photography as nicely, with the 20mm solution hunting like a strong guess for videographers many thanks to its de-clickable aperture ring.
Both lenses go on sale 26 August, with the Sigma 20mm f/1.4 DG DN | Art priced at at $899 / £859 (AU$TBC) and the Sigma 24mm f/1.4 DG DN | Artwork promoting for $799 / £779 (AU$TBC).
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