Tag: patent

Canon Patent Applications: Canon Zoom lenses

This patent application (Japan 2023-125903) has a lot of esoteric fast zoom…

Richard Cox

Canon Patent Application: Lightweight Telelphoto zoom lenses

In this patent application (2023-125584), Canon is attempting to design lightweight telephotos…

Richard Cox

Canon Patent Application: Hybrid SPAD and CMOS Sensor Imaging with Smartphone example

I don't know how many of you followed me back on my…

Richard Cox

Canon Patent Application: Motion Blur Composite Photos

I have no idea if that's a good title, but we'll go…

Richard Cox

Canon Patent Application: Fast Focusing Prime lenses

In this patent application, Japan Patent Application 2023-120952 Canon discusses developing lenses…

Richard Cox

Canon Patent Application: Miniaturization of built-in teleconverter

In this Japan Patent Application, JP 2023-118490, Canon is investigating creating smaller…

Richard Cox

Patent Application: Canon RF-S prosumer lenses

Japan Patent Office has published publically a patent application from Canon that…

Richard Cox

Canon RF 24-300mm f/2.8-5.6L IS USM optical formula patent published

Canon produced an EF 28-300mm f/3.5-5.6L IS USM during the DSLR days…

Craig

Canon continues development of ultra-wide RF zoom lenses with latest patent

It's only a matter of time before we see an ultra-wide angle…

Craig

Canon patents a built-in tilting viewfinder

Here is an interesting patent from Canon, an EOS R series body…

Craig

Canon has patented an optical formula for an RF 200mm f/2L IS USM

The Canon EF 200 f/1.8L USM and EF 200mm f/2L IS USM…

Craig

Canon files a patent for a wide-angle RF zoom

Correction: These optical formulas are for full-frame sensors. We know that an…

Craig