CanonNews / Wednesday, March 16, 2022 / Categories: Canon Patents Canon Patent Application: Canon RF 130mm F2.0 Canon has applied for a patent for an RF mount 130mm F2.0. Their main goal is to design a well-corrected lens as described by the patent application itself; To provide an optical system that is compact and has well-corrected various aberrations such as chromatic aberration. There are a few embodiments, with varying back focus distances we have one of the more "relaxed" designs in terms of back focus distance shown below; Canon RF 130mm F2.0 Focal length 130.70 F number 2.06 Half angle of view 9.40 Image height 21.64 Total length of lens 132.53 BF 27.26 Could this be the RF replacement for the legendary Canon EF 135mm F2L? Yes, the optical design is actually a little more complex than the EF's as it contains 11 elements in some of the embodiments. Size wise, the EF lens was around 110mm , and these embodiments are all around the same size. Japan Patent Application 2022-043436 Canon Patent Application: Shutter that minimizes shutter shock Canon suspending sales / preorders of the R5C in Australia Print 4176 Tags: Canon Patent Application Related articles 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 Canon Patent Application: Shutter that minimizes shutter shock Please enable JavaScript to view the comments powered by Disqus.blog comments powered by Disqus