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Sigma's first Canon RF lens is finally here – and it could be the best zoom for APS-C fans" data-before-rewrite-localise=...
Sigma has officially launched its first-ever lens for Canon RF-mount: the 18-50mm F2.8 DC DN Contemporary. We knew the lens was on its way after Canon finally gave the key to the door of its RF-mount to Sigma and Tamron in April, and now we know that the …