Tag Archives: Sigma

DPR: Sigma CEO Kazuto Yamaki Interview – Innovation Can Mean Many Things

Sigma’s CEO Kazuto Yamaki sat down for an interview with DPR which you can read in full here or find a summary of below: All manufacturers have to be innovative, but customers might benefit more from lightweight bodies with greater portability or some other spec. Last year wasn’t bad for the camera market and it […]

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Sigma 20mm f/1.4 and 23mm f/1.4 Patents Found

overview [Publication number] P2024035865 [Release date] 2024-03-15 [Name of the invention] Large aperture ratio optical system [Application date] 2022-09-05 [Applicant] [Identification number] 000131326 [Name] Sigma Co., Ltd. [Problem] To realize a large aperture ratio optical system that uses an inner focus method while reducing the weight of a focus lens. [Background Art] [0002] In recent […]

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Sigma 56mm F1.4 DC DN | Contemporary Shortages Resolved, but Sigma 18-50mm F2.8 DC DN | Contemporary Still Limited

The Sigma 18-50mm F2.8 DC DN | Contemporary and 56mm F1.4 DC DN | Contemporary announced shortages at the end of last year. Today Sigma announced that they have resolved the shortages with the Sigma 56mm F1.4 DC DN | Contemporary, but the Sigma 18-50mm F2.8 DC DN | Contemporary is still impacted. Information regarding […]

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Sigma 14mm f/1.4, 14mm f/1.8, 12mm f/1.4, 10mm f/1.4 APS-C Patent Applications Found

Sigma has filed some patents for some interesting APS-C lenses which you can check out below: Overview [Publication number] P2024011096 [Release date] 2024-01-25 [Name of the invention] Imaging optical system [Application date] 2022-07-14 [Applicant] [Identification number] 000131326 [Name] Sigma Co., Ltd. [Problem] Suitable for mirrorless digital cameras and video lenses, with the refractive power of […]

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Sigma 50-135mm f/2.8 DC DN Patent Found

Sigma 18-50mm f/2.8 DC DN Contemporary: B&H Photo / Amazon / Adorama A Sigma 50-135mm F2.8 DC DN patent was found by asobinet and while most patents do not become lenses this could be a useful 3rd party 70-200mm full frame equivalent lens to compliment the popular Sigma 18-50mm f/2.8 DC DN Contemporary. overview [Publication number] P2023179307 [Release date] […]

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Sigma 18-50mm F2.8 DC DN | Contemporary and 56mm F1.4 DC DN | Contemporary Shortages

This isn’t the first time that Sigma has been unable to keep up with demand for the Sigma 18-50mm F2.8 DC DN | Contemporary, but I am surprised to see the SIGMA 56mm F1.4 DC DN | Contemporary is also in short supply. Maybe users prefer Sigma’s new 56mm lens to Fujifilm’s since Fujifilm took […]

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