I think it's normal that you have to sign a contract in order to obtain the license - even if it's free of charge.
As a manufacturer, you have to commit to comply to the specification and to be allowed to use the trademark.
As a manufacturer, you have to commit to comply to the specification and to be allowed to use the trademark.
Chief Editor - opticallimits.com
Doing all things Canon, MFT, Sony and Fuji
Doing all things Canon, MFT, Sony and Fuji