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Continue to ChatPatent: Canon RF 10-24mm f/4 and Canon RF 14-28 f/2.0 https://www.canonrumors.com/patent-canon-rf-10-24mm-f-4-and-canon-rf-14-28-f-2-0/
Patent: Canon RF 10-24mm f/4 and Canon RF 14-28 f/2.0 https://www.canonrumors.com/patent-canon-rf-10-24mm-f-4-and-canon-rf-14-28-f-2-0/