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Hi, Can anyone on here verify this before I contact Adobe? When I open a RAW file shot using the Sigma 20mm f/1.4 Art in Adobe Camera Raw and select the "Lens corrections" tab, ACR does not recognise the lens ("Unable to locate a matching lens profile automatically"). Adobe states it's been a...

This might not be news but some might find the video comparison useful. I know the crop at 4k is a PITA at the wide end, but it can be mega useful at the long end. Using one body and one lens - Canon 5D4 and 200-400/1.4x - gives an effective "reach" of a 200-1,904mm f/5.6 lens on the 5D4...

I'm assuming a firmware update is required on the lens but curious if anyone else can recreate this or has had this problem fixed (and if so, what was the confirmed cause): When using live view video on the 5D4, with the Tamron SP 150-600 (mk1) attached, the 5D4's auto focus does not work (no...