This is the image of the upcoming Sigma 50mm F1.4 DG DN A lens for Sony E and Leica L mounts. It is rumored to be officially announced next week!
From the image above, you can see this Sigma 50mm F1.4 DG DN A lens seems to follow existing DG DN Art series lenses such as the current Sigma 35mm F1.4 DG DN Art.
The size seems to be a little smaller than the current Sigma 50mm F1.4 DG HSM Art , but as far as we can see the image, it is a fairly large lens for a 50mm F1.4.
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