At f1.4, the lens delivers excellent sharpness, though unsurprisingly it seems to perform best in the f1.8-to-f11 range. There's little distortion, I saw no vignetting, and it has nice clarity.

Photo News: Sigma has updated its mirrorless lineup with the 50mm f/1.4 DG DN Art Lens for L and E-mount cameras NEW YORK--(BUSINESS WIRE)--B&H is pleased to announce Sigma’s 50mm f/1.4 DG DN Art lens ...

For the I Series, Sigma puts an emphasis on the aesthetics of the lens itself. Fittingly, the 50mm F2 DG DN Contemporary features a black anodized aluminum barrel, knurled focus and aperture rings, ...

Shortest of the four true Macro lenses produced by Sigma, this 50mm version is in its third generation having first been introduced in 1990. Having metamorphosed into the EX version in 1998 it has now ...

NEW YORK, NY--(Marketwired - April 11, 2014) - B&H Photo and Sigma are pleased to announce the price and availability of the newest addition to its Art camera lens lineup, the 50mm f/1.4 DG HSM Art ...

The all-new SIGMA 18-50mm F2.8 DC DN | Contemporary is SIGMA’s first mirrorless zoom for crop sensor cameras. With a full-frame equivalent focal range of 27-75mm, it combines exceptional versatility ...

Sigma created its I Series lenses to offer high-quality compact primes for full-frame Sony E and Leica L shooters. Now, that lineup includes a pair of new lenses, including a super-wide 17mm f/4 DG DN ...

The best 50mm lenses have a great depth of field and a wide viewing angle while performing well in portrait photography. Typically, these lenses are lightweight and compact. They serve as the best ...

It’s also part of Sigma’s “Contemporary” line of glass. Lenses in this range tend to strike a nice balance between performance and compactness. Priced at $549 and offering a super-versatile 27-75mm ...