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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:…

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