Here is how the Sigma 24-35mm f/2 lens looks all mounted on the camera. Construction is first class, f/2 is a constant aperture and it balanced perfectly with attached to this D-series Nikon. ©Stan Trzoniec

The Sigma 24-35mm f2.0 DG HSM Art is a unique zoom combining the largest aperture of a full-frame zoom available to-date with a rather short 1.5x range which none-the-less covers most focal-lengths that you would want for wide-angle coverage like 24mm,...