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Canon

Canon 24-70mm F2.8 (Super35mm) patent

11th February 201626th September 2016 Shutterblog 568 Views 0 Comment camera, canon, DSLR, lens, patent, photography, zoom

Canon has filed a patent for a new CN-E 24-70mm f / 2.8 LS lens.

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Canon EF 24-300mm f/3.5-5.6 Patent

Canon EF 24-300mm f/3.5-5.6 Patent

4th January 201626th September 2016 Shutterblog 464 Views 0 Comment camera, canon, DSLR, lens, patent, photography, zoom

Canon has registered a new EF 24-300mm f/3.5-5.6 lens patent.

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sigma

Patent of Sigma 11-22Mm F4.5-5.6

14th December 201526th September 2016 Shutterblog 524 Views 0 Comment lens, patent, photo, Sigma

Sigma corresponds to the full-size SLR 11-22mm F4.5-5.6 of a patent is pending.

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