Tamron teleconverters for Canon cameras can be used with several lens-camera combinations. The Tamron teleconverters are specially made for specific Tamron lenses and cannot be used with any other Tamron or other brand lenses.
Download the overview list of the Tamron teleconverter and Canon camera combinations and the functionality.
AF： Autofocus can be used with AF points compatible with a maximum aperture of f/8 or faster.
MF： Only manual focus can be used.