Category Archives: Patents

Sigma 50-140mm F/2.8 DC DN and Sigma 70-200mm f/2.8 DG DN Patents Found

overview [Publication number] P2023090116 [Release date] 2023-06-29 [Title of Invention] Imaging Optical System [Application date] 2021-12-17 [Applicant] [Identification number] 000131326 [Name] Sigma Corporation Kind Code: A1 A compact image forming optical system having a small open F value over the entire zoom range is provided. 2. Description of the Related Art In recent years, a so-called […]

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Sony WW499972 Registration Found: Sony a6700, Sony a9III, and Sony a7CII Coming Soon

A new camera registration WW499972 from Sony has been spotted on Weibo in addition to WW542541 which we are still waiting for. So now we have two cameras coming from Sony and one is believed to be the Sony a6700 while the other is now believed to be the Sony a7CII or Sony a9III. Follow SonyAddict […]

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Tamron 90mm f/2 1x Mag and 90mm f/2.8 2x Mag Patents Found

Applicant: Tamron Co., Ltd. Publication number: P2023072281 Application number: P 2021184724 Publication date: 2023-05-24Title of invention: Optical system and imaging device Kind Code: A1 An optical system and an imaging apparatus having a larger aperture and a higher imaging magnification can be provided while maintaining a compact size as a whole. As these imaging devices […]

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Sony 150-400mm f/4 OSS and 70-200mm f/2.8 Patents Found

Digicame-info found patents for Sony 150-400mm f/4 OSS and 70-200mm f/2.8 lenses. Applicant: Sony Group Corporation Publication number: P2023039817 Application number: P 2021147121 Publication date: 2023-03-22Title of invention: Zoom lens and imaging device An object of the present invention is to make it possible to satisfactorily correct various aberrations while being lightweight. In order to […]

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Three Unannounced Sony Cameras Are Now Expected

The weibo user, formally known as KazuoHiraiSONY has leaked accurate Sony rumors in the past. Their most recent posting is about three unreleased cameras coming from Sony. WW542541 2.4GHz/5.1GHz WW198387 2.4GHz WW694956 2.4GHz/5.1GHz These cameras could be the Sony a9III, Sony full frame vlogging camera, and maybe a new professional APS-C camera that has been […]

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Tamron 13mm F1.8 Di III-A Patent Found

Asobinet found a patent for the Tamron 13mm F1.8 Di III-A, which could be one of the five lenses Tamron plans to announce this year. We have seen a lot of great wide lenses for APS-C lately, and it will be interesting to see how it compares if Tamron decided to produce this lens for […]

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