Incidentally, the Olympus 25mmF1.8 also works in the Macro Port 29 in combination with the WWL-1. Field of view is something akin to an 18mm lens inside a dome port (i.e. the Olympus 9-18mm at the wide end).
mmm I am wondering about the 30mm in its flat port with the wwl-1. What FOV would that be?