Tag Archives: Patents

Three new Canon lens patents: 16-40mm f/4, 600mm f/5.6 and 55mm f/3.5

By PR admin | Published: December 23, 2015

→ Canon EF 16-40mm f/4 USM lens → Canon EF-M 600mm f/5.6 DO IS lens (designed for APS-C mirrorless cameras) → Canon EF-M 55mm f/3.5 Macro STM lens (designed for APS-C mirrorless cameras)

Posted in Canon | Tagged | 3 Comments

Sigma’s patent for a 11-22mm f/4.5-5.6 DG HSM FLD Art lens

By PR admin | Published: December 14, 2015

Sigma filed a patent in Japan for a 11-22mm f/4.5-5.6 DG HSM FLD Art full frame lens. This will be a nice addition to the current Sigma Art product line. Here are the details:

Posted in Sigma | Tagged | 16 Comments

Canon EF 200-600mm f/4.5-5.6L USM full frame lens patent

By PR admin | Published: December 6, 2015

Canon filed for a EF 200-600mm f/4.5-5.6L USM full frame DSLR zoom lens patent (#2015-212724) in Japan:

Posted in Canon | Tagged | 11 Comments

The latest patents from Canon and Ricoh

By PR admin | Published: November 29, 2015

→ Canon filed a new patent for EF 20-45mm f/2.8-4 lens. → Canon has another patent for a 25-125mm f/2.8 lens (Super 35 mm).

Posted in Canon, Ricoh | Tagged | Leave a comment

The latest patents from Ricoh, Canon and Fuji

By PR admin | Published: November 13, 2015

Ricoh has a patent for a camera with a built-in dock for a smart phone. Another Ricoh patent is for infrared AF assist lamp (Nikon recently filed a similar patent). Canon has a patent for a new 24-300mm f/4-5.6 lens.

Posted in Canon, Fuji, Pentax, Ricoh | Tagged | 11 Comments

What else is new? (XQD cards, patents, DxOMark test results)

By PR admin | Published: October 18, 2015

→ Lexar announced new XQD memory cards (prices: $616.99 for 128GB, $328.99 for 64GB and $177.99 for 32GB). → The Panasonic GX8 got tested by DxOMark. See the results here. → Tamron 14-150mm f/3.5-5.8 Di III Micro Four Thirds lens tested at DxOMark. → Tamron 16-300mm f/3.5-6.3 Di II VC PZD Macro lens for Sony mount tested at DxOMark. […]

Posted in Canon, Lexar, Panasonic, Ricoh, Tamron | Also tagged | 3 Comments

Canon tilt shift mount adapter patent

By PR admin | Published: October 5, 2015

Canon filed a new patent in Japan for a tilt shift mount adapter that works with every EF lens. A similar patent was also filed in the US few months ago.

Posted in Canon | Tagged | 9 Comments