It appears the Canon EOS R1 is definitely in the hands of select photographers, undergoing…
Canon EOS C300 Mark III (and other stuff) To Be Announced Ahead Of NAB 2019?
Canon might announced two new Cinema EOS cameras ahead of NAB Show 2019.
One of these new Cinema camera will most likely be the replacement for the Canon EOS C300 Mark II (we reported back in November 2018), while the other camera is rumored to be a high frame camera.
It’s also suggested that the Canon EOS C300 Mark III will might have sensor upgrade option for 8K video. This will most likely be a paid upgrade, apparently to keep the initial price competitive (we reported). 4.4.4 codec and electronic image stabilisation will likely be on board.
Along with these cameras Canon might also announce a CN-E 100mm cinema prime lens
Source: Canon Rumors