CanonNews / Thursday, September 27, 2018 / Categories: Canon Patents Canon Patent Application: Another EF-M 15-45 The EF-M 15-45 is a weak lens in the EF-M lineup of mostly good quality lenses. This patent application is for another EF-M 15-45. Hopefully a better one ;) Focal Length 15.45 30.00 44.45 F-Number 3.60 5.00 6.44 Image Height 13.66 13.66 13.66 BF 11.36 11.36 11.36 US Patent Application 20180275383 Canon Patent Application: Canon EF 17-70mm Hot E-Bay sale: 15% off everything, save to up $100 Print 3437 Please enable JavaScript to view the comments powered by Disqus.blog comments powered by Disqus