Canon RF 70-300mm f/4-5.6 IS Lens Patent

Here is a Canon patent application (2019-020679) for a RF 70-300mm F/4-5.6 IS lens. Designed for Canon full frame mirrorless camera system, this lens is the EOS R version of the budget-friendly telephoto zoom for the consumer market.

EOS R is the first camera to feature the RF lens mount with a 12-pin connection, flange back distance of 20mm and a wide 54mm mount diameter enabling even greater flexibility in lens design.  The EOS RP is also coming. Continue reading “Canon RF 70-300mm f/4-5.6 IS Lens Patent”