Canon has announced a future firmware update plan for the RF 70-200mm f/2.8L IS USM lens. This firmware will be released in the beginning of January 2020.
Canon RF 70-200mm f/2.8L IS USM lens is the RF-mount lens that everyone has been waiting for. This high-performance F2.8 telephoto zoom lens offers exceptional image quality in a compact body, designed to work in all conditions.
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https://www.dailycameranews.com/2019/12/firmware-update-for-rf-70-200mm-f-2-8l-is-lens-coming-january-2020/
