Sigma continues to deliver with its heralded ART lens line. The 135mm f/1.8 DG HSM Art Lens is a superb portrait lens, delivering amazing compression and smooth bokeh. For photographers considering an upgrade, the lens is an excellent choice. The Sigma 135mm f/1.8 DG HSM Art Lens is ideally suited for studio photography, portrait photography, and event photography. Below are several key features: Bright f/1.8 maximum aperture is ideal for shooting in low-light conditions and also provides greater control over the focus position when using shallow depth of field techniques. Two F Low Dispersion (FLD) and two Special Low Dispersion…