Richard CanonNews / Thursday, June 4, 2020 / Categories: Canon Patents This post may contain affiliate links(s). An affiliate link means I may earn advertising/referral fees if you make a purchase through my link, without any additional cost to you. It helps to keep this site afloat. Thank you in advance for your support. If you like what we do here, maybe buy me a coffee. Canon Patent Applicaton: Diffractive Optics Canon has never stopped looking to advance diffractive optic elements. I'm hoping that this sooner than later translates into some super uber cool Canon RF lenses. This patent applications seems to be improving the transmittance of the diffractive element over a wide wavelength range. It appears that this diffractive element is using ITO (indium tin oxide) fine particles. Japan Patent Application 2020-086106 Richard CanonNewsRichard CanonNews Richard has been using Canon cameras since the 1990s, with his first being the now legendary EOS-3. Since then, Richard has continued to use Canon cameras and now focuses mostly on infrared photography. Richard is the founder and editor of CanonNews since 2017, and has worked as a writer on CanonRumors and other websites in the past. Other posts by Richard CanonNews Contact author Facebook page Related articles Patent Application: Lens Auto-Aperture Control Patent Application for Canon RF 16-28mm F2.8, 16-28mm F2.8-4 and 16-28mm F4 designs Canon Patent Application: High Magnification Super Telephoto Zooms Canon Patent Application: Curious Catadioptric Optical System Canon Patent Application: Drone Camera Assembly Previous Article Canon Patent Application: Canon RF 100-600 and RF 100-700mm Next Article Samyang RF 85mm F1.4 AF Review Print Tags: Canon Patent ApplicationDIffractive Optics Please login or register to post comments.