/Canon Patents
Canon Rumors /Rumors

Canon Patents

Patent: Canon EF 58mm f/1.4

By Canon Rumors | October 3, 2015

A new patent for an EF 58mm f1.4 optical formula has appeared. Nikon currently has a Nikkor 58mm f/1.4G. Could we be getting closer to a replacement for the EF 50mm f/1.4? Patent Publication No. 2015-172611 (Google Translated) Published 2015.10.1 Filing date 2014.3.11 Focal length 57.99 F-number 1.45 Half angle (in degrees) 20.46 Image height Read more…

Don't miss a thing!

Follow us on

Patent: Improved Sensor Based AF

By Canon Rumors | September 28, 2015

A patent showing what appears to be improved sensor based AF has appeared, this one uses some kind of “light field” processing. Patent Publication No. 2015-161785 (Google Translated) Published 2015.9.7 Filing date 2014.2.27 The image plane phase difference AF, the light field I comprises a First, it is focusing on the image plane phase difference Read more…

Patent: Pop-Up Flash With Bounce Capabilities

By Canon Rumors | September 25, 2015

A patent showing a pop-up flash with bounce capabilities has appeared. This is definitely a feature a lot of people would take advantage of in a pinch. I hope we see this in the next round of flash equipped DSLRs from Canon. Patent Publication No. 2015-166789 (Google Translated) Published 2015.9.24 Filing date 2014.3.4 Canon patents Read more…

Patent: Canon EF-S 9-20mm F4.5-5.6 IS

By Canon Rumors | September 21, 2015

A patent showing an optical formula for a Canon EF-S 9-20mm F4.5-5.6 IS has appeared. I would assume this was part of the development for the EF-S 10-18mm f/4.5-5.6 IS and that there isn’t another wide angle zoom coming for APS-C. Patent Publication No. 2015-31869 (Google Translated): Published 2015.2.16 Filing date 2013.8.5 Zoom ratio 2.07 Focal length Read more…

Patent: Canon EF-S 15-53mm f/2.8-4

By Canon Rumors | September 4, 2015

This sort of lens could signal an improvement on entry level kit glass, as an optical formula for an EF-S 15-53mm f/2.8-4 has appeared. Patent Publication No. 2015-152765 (Google Translated) Published 2015.8.24 Filing date 2014.2.14 Focal length 15.40 20.46 51.00mm Fno 2.80 3.00 4.30 Half angle of view ω 41.57 33.73 14.99 ° Image height 13.66mm Read more…

Older posts