Canon RF Patents: 22mm, 24mm, 33mm & 35mm f/1.4 Lenses

Canon filed a patent discussing optical designs of RF 22mm f/1.4L, 24mm f/1.4L, 33mm f/1.4L and 35mm f/1.4L USM lenses for Canon full frame mirrorless cameras. [Publication number] JP 2021-113905 (P2021-113905A) [Publication date] August 5, 2021 [Patent application title] Optical system and imaging device Embodiment 1 FOCAL LENGTH (MM): 35.00 F NUMBER: 1.42 HALF ANGLE OF VIEW (DEGREE): 31.73 IMAGE […]

Read more