/Canon Patents

Canon Patents

Patent: 50-300mm f/4.5-5.6 DO for EF-S & EF-M

By Canon Rumors | April 22, 2016

That patent train continues for EF-M lens optical formulas, this time we see a 50-300mm f/4.5-5.6 DO lens for APS-C sized sensors. This optical formula patent shows the lens for both EF-M and EF-S mounts. It’s definitely interesting to see diffractive optics development for consumer grade cameras. Patent Publication No. 2016-57444 (Google Translated) Published 2016.4.21 Read more…

Don't miss a thing!

Follow us on

Patent: GPS & Wifi in Metal Bodies

By Canon Rumors | April 20, 2016

We all know that the brand new Canon EOS-1D X Mark II has GPS function built in, it’s the bump you see on the top of the viewfinder. However, the camera does not have WiFi built in for various reasons, and most of them good ones, as reliability and performance is going to be way Read more…

Patent: Canon EF-M 9-18mm f/3.5-4.5

By Canon Rumors | April 18, 2016

A patent showing  a new ultra wide angle optical formula has appeared in the form of a 9-18mm f/3.5-4.5 STM. This could be a higher  end version of the EF-M 11-22 f/4-4.5 IS STM. Patent Publication No. 2016-54371 (Google Translated) Published 2016.4.14 Filing date 2014.9.3 Zoom ratio 1.90 Wide-angle intermediate telephoto Focal length 9.22 14.05 Read more…

Patent: Canon EF-M 16-80mm f/2-6 for APS-C

By Canon Rumors | April 15, 2016

A patent for a new EF-M lens has appeared. We’ve been told that there will be 3-5 new lenses coming for the EF-M mount in 2016 and at least one will be a new kit lens. This patent is for an APS-C sized sensor and the optical formula is for an EF-M 16-80mm f/2-6. This Read more…

Patent: Sigma 200mm f/2 DG OS USM & 1.4 Teleconverter

By Canon Rumors | April 11, 2016

It looks like Sigma is developing a competitor to one of my favourite Canon lenses, the EF 200mm f/2L IS. This is one of those lenses that once you try one, you never want to put it down. It’s a very versatile focal length and is especially magical for portrait work. Patent Publication No. 2016-45314 Read more…

Older posts Newer posts