Richard CanonNews / Sunday, February 4, 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. Another supertelephoto patent surfaces We have discovered another supertelephoto patent application from Canon, this one dealing with further reduction of chromatic abberations and axial CA The lens designs don't specifically have IS elements marked, but does feature element groups that canon usually uses for IS. The supertelephoto's listed in this patent application are; 300 2.8 400 2.8 500 4.0 600 4.0 800 5.6 Japan Patent Application 2018-018101 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 Previous Article Canon applies for a BSI stacked sensor patent Next Article A couple of sensor patent applications published Print Tags: PatentsCanon Please login or register to post comments.