Patent: Canon RF 80-240mm f/3.5 Lens

Here is another Canon patent application for the RF 80-240mm f/3.5 zoom lens. Canon patent application No. 2022-29115 (Japan) discusses optical formulas for a Canon RF 80-240mm f/3.5 zoom lens. Overview [Publication Number] Japanese Patent Application Laid-Open No. 2022-29115 PROBLEM TO BE SOLVED: To provide a zoom lens, an image pickup device having the same, and an image pickup system. […]

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