Sigma announces the world’s first f/1.8 full-frame zoom for mirrorless cameras – and it looks a treat for filmmakers

Sigma has unveiled a lens that is sure to excite filmmakers everywhere: the new Sigma 28-45mm f/1.8 DG DN. It’s the first full-frame zoom lens for mirrorless cameras with a constant f/1.8 aperture throughout its entire zoom range.It might sound like it has a modest zoom range, but trust me this lens will get plenty of interest, based on the popularity of the Sigma 18-35mm f/1.8 DC HSM. The Super 35 lens (APS-C) was game-changing, also delivering a constant

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