Category Archives: Patents

Tamron 90mm f/2.8 1:1 Macro Patent Update

The Tamron 90mm f/2.8 was first spotted here, but asobinet is reporting a more updated filing that was applied for April 16th, 2020, and published October 28, 2021. It’s increasingly looking like this lens is real and coming with a compact design that will suit mirrorless cameras well. Focal length: 88.500 F value: 2.9200 Half […]

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Sigma 150mm f/2.8 DG DN Macro Patent Found

Asobinet found a Sigma 150mm F2.8 DG DN Macro patent that is interesting for photographers that like telephoto macro. Focus distance 146.25 83.49 55.51 F number 2.91 4.37 5.82 Full frame angle 2ω 16.67 11.36 6.91 Image height Y 21.63 21.63 21.63 Lens overall length 171.21 171.21 171.21 Overview [Publication Number] Japanese Patent Application Laid-Open No. […]

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Sony Curved Sensor Patent Granted

Sony has been talking about curved sensors for a while now, but they were only recently granted a patent for a curved sensor design. The Sony RX1 series of cameras hasn’t been updated in a while and could be a great camera to show off curved sensor tech since it works best with fixed focal […]

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Sigma 135mm f/1.8 DG DN and Tamron 16-70mm f/4, 20-72mm f/4, 28-72mm f/4 Patents Found

Sigma 135mm f/1.8 DG DN [Publication Number] Japanese Patent Application Laid-Open No. 2021-85935 (P2021-85935A) [Publication date] June 3, 2021 [Application date] November 26, 2019 [Applicant] [Identification number] 000131326 [Name or name] Sigma Co., Ltd. PROBLEM TO BE SOLVED: To provide an optical system which achieves miniaturization and weight reduction while correcting various aberrations such as […]

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Tamron 16-70mm f/4 Patient Found

Tamron 16-70mm f/4 Patient [Public number] Japanese Patent Application Laid-Open No. 2021-67805 (P2021-67805A) click here [Publication date] April 30, 3rd year of Reiwa (2021.4.30) [Title of Invention] Zoom Lens and Imaging Device Embodiment 1 Focal length: 16.4867 35.0004 67.8794 mm F number: 4.1174 4.1076 4.1432 Half angle of view (degree): 53.8837 29.8398 16.1054 via hi-lows-note.blog.ss-blog.jp

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New Sony Camera Registered Overseas

Sony registered a new camera overseas WW734234. The WW734234 and WW356015 can’t be identified at the moment but one is likely a Sony a7IV. Sony’s “WW734234” has been registered with an overseas certification body. Equipped with Wi-Fi (5GHz / 2.4GHz) and Bluetooth. The ILCE-7RM4A announced the other day is “WW447485” and “WW778752”, and the ILCE-7RM3A […]

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