Amazon.com : Canon Mount Adapter EF - EOS R, Compatible with EOS RP, EOS R, EOS R6, EOS R5 : Electronics
Amazon.com : Canon EOS C70 Cinema Camera RF Mount - EF Lens Compatibility w/EF-EOS R 0.71x Adapter - 16+ Stops Dynamic Range - ND Filters - RAW Internal Recording - CMOS AF -