July 15, 2014 Sigma 50mm f/1.4 ART Lens Review (vs Canon f/1.2 and f1/.4 July 15, 2014/ Tobias Gelston More comparison shots will be added soon. Buy from B&H Sigma 50mm f/1.4 DG HSM Lens for Canon EF Canon EF 50mm f/1.2L USM Lens Canon EF 50mm f/1.4 USM Lens
