A shot taken with the new Sigma 50mm F1.4 Art lens.

Another shot taken with the new Sigma 50mm F1.4 Art lens, from The Big Photo Show.

A shot taken with the Sigma 35mm F1.4 Art lens.

A photo of the Sigma 50mm F1.4 Art lens, taken with the 35mm F1.4 Art lens.

Another shot taken with the Sigma 35mm F1.4 Art lens.

Another photo of the Sigma 50mm F1.4 Art lens, taken with the 35mm F1.4 Art lens.

A photo taken with the Sigma 24-105mm F4.0 OS Art lens.