In the ongoing human pursuit of capturing light and likeness, Sigma has introduced its fastest portrait lens to date — an 85mm f/1.2 Art-series optic designed to challenge the dominance of camera manufacturers in their own premium optical territory. The lens arrives as a lightweight but capable instrument for portrait photographers, available across several mount systems, though Canon RF users find themselves waiting at the threshold. This release is less a singular product announcement than a signal: the boundaries between first-party and third-party optics continue to blur, and the competiti