Canon MACRO TWIN LITE MT-26EX-RT Basic Operation Manual page 47

Provided Accessories
Diffuser adapter pockets
Flash head pockets
If you shoot with the provided diffuser adapter attached to the flash
heads, you can spread the flash light across a large area and suppress
the shadows on the subject.
Case
Attach the diffuser adapter.
Attach the diffuser adapter securely
to a flash head until it clicks in place,
as shown.
The diffuser adapter can be attached
to either flash head A or B.
When removing the diffuser adapter,
follow the procedure in reverse order.
Raise the removal tab on the side of
the adapter, then remove the adapter
from the flash head.
Nomenclature
Mount ring pocket
Diffuser adapter
SDA-E1
11