Sigma 50mm f1.4 review | Cameralabs

The Sigma AF 50mm f/1.4 EX DG HSM is one of Sigma's trio of f1.4 lenses for full- frame / FX ... I've rated the features with a [+] (or [++]), when it's better than average or even state of the art, ... Sony has the AF 50/1.4 and the AF 50/1.4 ZA SSM.

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