Richard CanonNews / Thursday, November 1, 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: Canon RF 14-21 1.4 I literally had to read the embodiments twice for this patent application, just in case I was hallucinating. This patent application is for a mind boggling 14-21mm 1.55 (or 1.4 more or less) RF lens. Focal Length 14.50 17.45 21.00 F-Number 1.55 1.55 1.55 Image Height 21.64 21.64 21.64 BF 17.10 21.64 21.64 There is also a more normal embodiment, but I really liked the 14-21; Focal Length 16.00 22.62 32.00 F-Number 2.80 2.80 2.80 Image Height 21.64 21.64 21.64 BF 21.35 21.35 21.35 There's also another embodiment no less insane as the 14-21; Focal Length 12.00 15.49 20.00 F-Number 2.00 2.00 2.00 Image Height 21.64 21.64 21.64 BF 14.88 14.88 14.88 As with all patent applications, this is Canon research, not a finished product. US Patent Application 20180314060 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 Patent Application: Sensor stabilization Next Article Canon Patent Application: High Speed DPAF sensor Print Tags: Patent Application Please login or register to post comments.