How do I operate the FocusONE? Ashley July 26, 2018 20:29 Please check out our User's Manual video below to learn how to operate your focusONE! Related articles Can I use FocusPLUS PRO for zooming? HeadPLUS v2 and HeadPLUS v2 PRO How do I adjust my camera's focus with the HeadPLUS and Focus Module? Wing and Wing PRO Comments 0 comments Please sign in to leave a comment.