Category Archives: Patents

Tamron 30mm f/1.4, 40mm f/1.4, and 50mm f/1.4 Patents Found

Overview [Publication number] P2022162600 [Release date] 2022-10-25 [Title of Invention] Optical system and imaging device [Application date] 2021-04-13 [Applicant] [Identification number] 000133227 [Name] Tamron Co. , Ltd. An optical system and an imaging apparatus are provided that are bright and large-aperture lenses with a small F-number and that suppress image plane fluctuations and chromatic aberrations […]

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Sigma Lens Patents Found For Sigma 17-40mm f/4 OS and Sigma 18-50mm F2.8-4 OS

Patent application for optical systems such as Sigma “18-50mm F2.8-4 OS” and “17-40mm F4 OS” Overview [Public number] P2022158386 [Release date] 2022-10-17 [Title of Invention] Imaging Optical System [Application date] 2021-04-02 [Applicant] [Identification number] 000131326 [Name] Sigma Corporation Kind Code: A1 A compact image forming optical system having a small open F value over the […]

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Sony Fish Eye Zoom Patents Found

Sony 7.5-13mm F2.8, 8-14mm F4, and 11-16mm F4 fisheye zoom lenses Overview [Publication number] P2022155067 [Release date] 2022-10-13 [Title of Invention] Zoom lens and imaging device [Application date] 2021-03-30 [Applicant] [Identification number] 000002185 [Name] Sony Group Corporation A zoom lens that is compact, lightweight, and has high optical performance suitable for shooting moving images, and […]

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Several Sony f/1.2 Patents Found

It’s unlikely that Sony will ever make a 60mm f/1.2 or 80mm f/1.2 lens, but they already have a very nice 50mm f/1.2 on the market and a 85mm f/1.2 is expected in the future that could be based on one of the below designs. Overview [Public number] P2022140076 [Publication date] 2022-09-26 [Title of Invention] […]

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Sigma 15-24mm f/1.8, 16-28mm f/1.8, and 18-30mm f/1.8 Patents Found

Digicame-info found some interesting wide-angle Sigma zoom lens patents that are f/1.8. The Sigma 15-24mm f/1.8, 16-28mm f/1.8, and 18-30mm f/1.8 could all be useful zooms, but they will likely be very expensive given their fast apeture. ・IP Force Applicant: Sigma Co., Ltd. Publication number: P2022126058 Application number: P 2021023909 Publication date: 2022-08-30Title of invention: […]

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Tamron 28-55mm f/2.8, 24-45mm f/2.8, 20-40mm f/2.8 Patent Found

The development of the Tamron 20-40mm f/2.8 was announced here, and the first leaked image is here. Now asobinet has come across the patent, which you can see translated below: Overview [Public number] P2022131391 [Publication date] 2022-09-07 [Title of Invention] Zoom lens and imaging device [Application date] 2021-02-26 [Applicant] [Identification number] 000133227 [Name] Tamron Co. […]

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