Tag Archives: Patents

New patents: Canon 35mm f/1.4 and Sony FE 55mm f/1.8 lenses

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Two new patents from Canon and Sony: → New Canon 35mm f/1.4 lens patent was filed in Japan. → Sony filed a patent for a FE 55mm f/1.8 full frame mirrorless lens.

Canon 35 mm f:1.4 lens patent
Posted in Canon, Sony | Tagged | 12 Comments

New patents: Sigma 25mm f/1.2 for Micro Four Thirds and Tamron 90mm f/2.8 full frame mirrorless macro lenses

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Sigma filed a new patent in Japan for a 25mm f/1.2 lens for Micro Four Thirds sensors. In the past Sigma has filed patents for a 25mm f/1.4 and 75mm f/1.8 MFT lenses. In 2011 the company announced that it will start producing MFT lenses and currently has three different models: 19/2.8, 30/2.8 and 60/2.8.

Sigma 25mm f:1.2 lens patent for Micro Four Thirds
Posted in Sigma, Tamron | Tagged | 5 Comments

The latest patents from Sigma, Sony, Canon, Apple and Ricoh

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→ Sigma filed a patent for a 400mm f/2.8 DG OS HSM lens. → Another Sigma patent: 24-105mm f/2.8-4 DG OS HSM Art lens.    → Sony patented a tiltable attachment for lens style cameras. → Another curved sensor patent from Sony. → Sony patented a curved surface (multi-layer sensor) that corrects the angle in which light falls […]

Apple field a patent for a 3-sensors iPhone camera
Posted in Apple, Canon, Konica Minolta, Ricoh, Sigma, Sony | Tagged | 7 Comments

The latest patents from Sony, Tamron and Canon

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→ Tamron and Sony filed a join patent for a 35mm f/2.8 full frame lens. → The first 100x zoom lens is patented by Canon: 3-300mm f/1.8-9 IS.

Tamron Sony 35mm f:2.8 full frame lens patent
Posted in Canon, Sony, Tamron | Tagged | 1 Comment

The latest patents from Tamron, Canon and Ricoh

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→ Tamron filed a patent for a 90mm f/2.8 Macro full frame mirrorless lens. → Canon has a patent for a 9-18mm f/3.5-4.5 APS-C mirrorless lens. → Canon filed a patent for EF-M lens adapter with improved AF speed.

Canon  9-18mm f:3.5-4.5 APS-C mirrorless lens patent
Posted in Canon, Ricoh, Tamron | Tagged | 4 Comments

The latest Canon lens patents

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→ Canon filed a patent for an Image Stabilization (IS) converter-like device that can be added to any lens without changing the focal length.

Canon-lens-patents-with-refractive-index-distribution-element
Posted in Canon | Tagged | 3 Comments

The latest Tamron lens patents

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→ Tamron filed a patent for a 70-200mm f/4 VC lens. → Another interesting Tamron patent for a 28-320mm f/3.5-6.3 full frame mirrorless lens with image stabilization.

Tamron  70-300mm f:4-6.3 lens designed 1 sensor
Posted in Tamron | Tagged | 10 Comments
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