Sigma 50mm f/1.4 DG HSM: Discussing Optical and Autofocus Expectations, LOCA
Get Sigma 50/1.4 DG HSM at B&H Photo: Nikon, Canon, Sony A-mount, Sigma SA-mount
I discuss implications and expectations of the optical design for contrast and focusing with the Sigma 50mm f/1.4 DG HSM A in my review: