Richard CanonNews / Thursday, January 24, 2019 / Categories: Canon Patents Canon Patent Application: Canon RF 70-300 Sooner or later Canon will have to fill out the lens lineup for the RF mount, that also includes telephoto zooms. A common telephoto zoom is the 70-300 and in this patent application, we find a 70-300 4-5.6 which is a consumer zoom, for the RF mount. Focal Length 71.92 131.60 292.27 F-Number 4.00 4.79 5.83 Angle of view 16.74 9.34 4.23 Image Height 21.64 21.64 21.64 Lens length 170.68 207.64 241 BF 8.32 56.52 69.89 US Patent Application 20190025560 Previous Article Canon Patent Application: Various Canon RF high end kit lenses Next Article Canon Patent Application: Another stacked sensor patent application Print 4326 Leave a comment Name: Please enter a name. Email: Please enter an email address. Please enter a valid email address. Comment: Please enter comment. I agree This form collects your name, email, IP address and content so that we can keep track of the comments placed on the website. For more info check our Privacy Policy and Terms Of Use where you will get more info on where, how and why we store your data. You must read and accept this rules. Add comment