01-22-2022 07:52 PM
Canon states they are colored this way to keep the flourite based elements from overheating in hot environments. So does this mean they perform better than Nikon, Sigma, et. al.? Or have the other vendors solved this "issue?" NASA even uses Nikon!!
03-08-2022 11:00 AM
09/26/2024: New firmware updates are available.
EOS R5 Mark II - Version 1.0.1
EOS R6 Mark II - Version 1.5.0
07/01/2024: New firmware updates are available.
04/16/2024: New firmware updates are available.
RF100-300mm F2.8 L IS USM - Version 1.0.6
RF400mm F2.8 L IS USM - Version 1.0.6
RF600mm F4 L IS USM - Version 1.0.6
RF800mm F5.6 L IS USM - Version 1.0.4
RF1200mm F8 L IS USM - Version 1.0.4
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