Richard / Thursday, January 3, 2019 / Categories: Canon Patents Canon Patent Application: Canon RF 70-200mm 2.8 Happy new year, and this year brings with you a new patent application from Canon for another RF lens. This patent application is for a Canon RF 70-200mm 2.8. It's not a surprise that Canon would be working on this lens, and would also now bring out the total lens trinity of 16-35, 24-70, and 70-200 in RF lens patents. Canon has already stated in interviews that these three lenses are coming. Focal length 72.00 135.00 194.99 F-number 2.92 2.92 2.92 Half angle of view (deg.) 16.73 9.10 6.33 Image height 21.64 21.64 21.64 length of the zoom lens 172.73 227.50 242.86 BF 14.38 26.45 39.44 US Patent Application 20190004296 Previous Article Rumor: Canon to release up to 7 RF lenses next year Next Article Canon Patent Application: Canon EF-M kit lenses Print 39316 Tags: Canon Patent Application 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 Please login or register to post comments.