Richard CanonNews / Thursday, April 5, 2018 / 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 Application new method of creating a circular aperture By using different shaped blades and a different aperture mechanism, Canon looks to create circular apertures at any f-stop without increasing the number of mechanical parts to do so. This would be kind of nice to have, except some may not like what it does to sunstars. Canon Japan Patent Application 2018-054925 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 Print Please login or register to post comments.