According to latest rumors, Canon is planning to announce many new products in the second half of this year. These includes one major camera and many new lenses at one time. Source said Canon will announce many new lenses at one time, while the release dates for these new lenses are not at same time.
According to CR, a new RF mount lens roadmap for Canon full frame mirrorless cameras seems leaked online. Along with soon to be announced RF 70-200mm f/4L IS USM lens and RF 50mm f/1.8 STM lens, there will be a total 14 new RF lenses coming in 2021, including “ground-breaking” TS-R autofocus tilt-shift lenses for the RF mount.
According to previous rumors, Canon may announce a new RF 14-21mm f/1.4L USM lens and a “crazy” prime lens in 2020 or later. Now according to CR, this “crazy” prime lens could be RF 135mm f/1.4L USM lens, along with RF 135mm f/1.8L USM lens in development. The release date for this lens is in later 2020.