Canon Patents

Latest Canon Patents

Patent: Canon Auto Switching Hybrid OVF and EVF

A patent showing a hybrid optical viewfinder and electronic viewfinder from Canon…

A Focus Peaking Patent from Canon

Canon has published a patent for focus peaking, a feature some feel…

Patent: Canon Develops Variable Optical Low Pass Filter

Canon has patented a variable optical low-pass filter, or (OLPF) which uses…

Patent: Canon Continues to Work on Curved Sensor Technology

A patent showing curved sensor development, this one deals with using a…

Patent: A New Canon EF 300mm f/2.8L IS

We posted a couple of days ago that Canon was well into…

Patent: Canon CN-E 60-800mm f/4-5.6

A new cinema lens patent has appeared, this time for a CN-E…

Patent: Canon EF 28-560mm f/2.8-5.6L USM

A patent showing another crazy superzoom has appeared, this time the optical…

Crazy Patent: Canon EF 40-800mm f/4.5-5.6

Here's a crazy optical formula patent from Canon, an EF 40-800mm f/4.5-5.6…

Patent: Canon 15-75mm f/2-5.6 for APS-C PowerShot?

A patent showing an optical formula for a Canon 15-75mm f/2-5.6 for…

Patent: Improved Detection of AF Errors

A patent showing an improved AF accuracy concept has appeared, and Northlight…