SIGMA announced their 18-50mm F2.8 DC DN Contemporary lens today. It’s a lightweight allrounder lens for L- & E-Mount APS-C cameras. In case you don’t remember, an 18-50mm F2.8 SIGMA lens already exists, but it’s made for EF and the design is quite old. The new and upgraded one is specifically designed for mirrorless systems, therefore features a compact design with three aspherical lenses. The new lens is part of the Contemporary lens series, a category made by SIGMA for more affordable and compact lenses. The counterpart is the ART series with the focus on image quality. SIGMA 18-50mm available in two lens mounts It has a close focus of 12.1cm/4.75in, a total weight of under 300 grams, and a 7-blade aperture. It is available in an L-Mount and Sony E-Mount version. image credit: SIGMA So far Sigma features only four mounts in their general mirrorless lens lineup: L, E, MFT, and EF-M mount. It would be interesting to see Sigma extending their portfolio with something like Canon R, Nikon Z, and Fuji X mounts. Of course, their focus is primarily on the L-Mount Alliance (which cine lens maker Leitz recently joined, you can read about it here). But I guess it’s not only up to them to decide, as licensing could be a problem. SIGMA recommends using the SIGMA 18-50mm with their SIGMA fp or fpL in APS-C mode. Not ideal in my opinion as you’re “wasting” sensor size by cropping parts of it. There’s only one Leica L-mount...
Published By: CineD - Tuesday, 19 October, 2021