Canon Patent Application: Diffractive Optical Element

[Richard CN]

In this patent application (2024-135951) Canon is discussing how to improve the manufacturing of a diffractive optical element of a curious nature.

Canon Patent Application: Diffractive Optical Element

In this patent application (2024-135951) Canon is discussing how to improve the manufacturing of a diffractive optical element of a curious nature. Canon hopes to improve the method of manufacturing…

www.canonrumors.com

 

[Worldskipper]

I\'m guessing that they have figured out a way to reduce the image circle on one side to just the sensor. The projected image on the top side will have a straight line at the edge of the sensor which will reduce the volume/materials of the lens body.
They are already doing something like this with that 28mm pancake...