Patents were found for Canon 20-60mm f/2.8 and Canon 28-70mm f/2.8 lenses. These lenses will fit well with Canon’s current RF lineup of lenses. overview [Publication number] P2024074321 [Release date] 2024-05-31 [Name of invention] Zoom lens, and optical device and imaging system having the same [Application date] 2022-11-21 [Applicant] [Identification number] 000001007 [Name or company […]