A Canon 70-200mm f/2.8 patent was just filed and found that you can read below: overview [Publication number] P2024117881 [Release date] 2024-08-30 [Name of invention] Zoom lens, and imaging device and imaging system having the same [Application date] 2023-02-20 [Applicant] [Identification number] 000001007 [Name or company name] Canon Inc. A positive-lead zoom lens system is […]