We would like to announce that we have clarified compatibility in general operations(*1) of following Tamron Di & Di II lenses on Canon EOS R, which was newly released on October 25, 2018, with Canon Mount Adapter(*2).
Please kindly note the following when using a Tamron lens on the Canon EOS 6D Mark II.
We wish to notify you that a firmware update for our SP 35mm F/1.8 Di VC USD (Model F012) and SP 45mm F/1.8Di VC USD (Model F013) lens products is available.