December 20, 2018, Saitama, Japan – As the 2nd update announcement of our October 25th compatibility information of Tamron Di/Di II series for Canon mount models on Canon EOS R and Mount Adapter EF-EOS R, we would like to announce that new firmware version is now available for the following Tamron model. The new F/W version makes the model compatible with Canon “EOS R” and Canon “Mount Adapter EF-EOS R” for general operations(*1).
SP 150-600mm F/5-6.3 Di VC USD G2 (Model A022) for Canon
The lens firmware can be updated with the separately sold TAP-in Console.
If you do not have a TAP-in Console, please contact your nearest Tamron distributors.
Compatible Tamron Lenses as of 12/20/18 
SP 15-30mm F/2.8 Di VC USD G2 (Model A041) for Canon
SP 24-70mm F/2.8 Di VC USD G2 (Model A032) for Canon
SP 70-200mm F/2.8 Di VC USD G2 (Model A025) for Canon
SP 150-600mm F/5-6.3...