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Canon Patent: 24mm F1.4, 35mm F1.4 And 50mm F1.4

Canon Patent: 24mm F1.4, 35mm F1.4 And 50mm F1.4

And yet another Canon patent application. Fast primes for the RF mount. Canon patent application 2022024113 (japan, published 8/30/2023) discusses optical formulas for three fast prime lenses: 24mm F1.4 35mm…

Canon Patent: 10-20mm F2-2.8 And 10-30mm F2-2.8 Lenses

Canon Patent: 10-20mm F2-2.8 And 10-30mm F2-2.8 Lenses

A new Canon patent application was spotted. Two wide angle zoom lenses. Canon patent application 2023120768 (Japan, published 8/30/2023) discusses optical formulas for two relatively fast wide angle zoom lenses:…

Canon Patent: RF 300mm F/2.8 IS And RF 400mm F/2.8 IS

Canon Patent: RF 300mm f/2.8 IS And RF 400mm f/2.8 IS

And yet another Canon patent application: two telephoto fast primes for the RF mount. Canon patent application 2023104022 (Japan, published 7/28/2023) discusses optical formulas for two fast telephoto prime lenses…

Canon Patent: RF 15mm F/2 And RF 12mm F/2.8 Lenses

Canon Patent: RF 15mm f/2 And RF 12mm f/2.8 Lenses

And here is another Canon patent application, for two RF mount lenses. Canon patent application 023104029 (Japan, 7/28/2023) discusses optical formulas for two fast prime lenses for the RF mount:…

Canon Patent For Built-In Tilting Viewfinder

Canon Patent For Built-In Tilting Viewfinder

A new Canon Patent application describing a built-in tilting viewfinder which should also tale less space for implementation. Canon patent application 2023104712 (Japan, published 7/28/2023) describes methods and technology for…

Canon Patent: RF 100-300mm F/2.8L IS USM Lens

Canon Patent: RF 100-300mm f/2.8L IS USM Lens

A new Canon patent application was spotted. Canon patent application 2023099388 (Japan, published 7/13/2023) discusses optical formulas for what appears to be an RF 100-300mm f/2.8L IS USM lens for…

Canon Patent: RF 9-18mm F/4 And RF 10-18mm F/4 Lenses

Canon Patent: RF 9-18mm f/4 And RF 10-18mm f/4 Lenses

Another Canon patent application that was published yesterday. Canon patent application 2023099389 (Japan, published 7/13/2023) discusses optical formulas and methods for two ultra wide zoom lenses. From the patent literature:…

Canon Patent: RF 200mm F/2 IS Lens For EOS R System

Canon Patent: RF 200mm f/2 IS Lens For EOS R System

And here we have another Canon patent published today. Canon patent application 2023099385 (Japan, published 7/13/2023) discusses optical formulas for a RF 200mm f/2 IS lens. From the patent literature:…

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