Dear users and potential purchasers of Tamron interchangeable lenses.
Thank you for using Tamron products.
We wish to notify you that the following interchangeable lens for Canon EOS M series, which have not updated firmware when there was the firmware update service announcement below, do not function properly when used on the EOS M6 which went on sale recently in Japan.
*Please see the below link for the previous firmware update service announcement regarding Firmware update service is now available for 18-200mm F/3.5-6.3 Di III VC (Model B011) for Canon.
http://www.tamron.co.jp/en/news/release_2017/0117.html
We sincerely apologize to all users and potential purchasers for any inconvenience the issue may cause.
・18-200mm F/3.5-6.3 Di III VC (Model B011) for Canon
Serial numbers which have produced after January 1st, 2017
Firmware update will not be required for those lenses (serial numbers).
Please check the serial number from the link below.
http://www.tamron.co.jp/en/news/release_2017/0117/index.html
When used in combination with the Canon EOS M5 / M6, behavior, where power is turned off or is not turned on, making it impossible to use the camera when attaching the lens, has been improved.
For those who require firmware update service, please contact your local Tamron distributor for more details.
http://www.tamron.com/company/tamron_group-europe.html
Sincerely,
Tamron Co., Ltd.