Michael there's got to be something better than double stick tape.
I have a little Heliopan 28mm UV filter that I've been experimenting with. If I turn the threadside of the filter outward the metal lip of the filter just slides around the barrel of the F30 lens. It won't protect anything but...
Michael, Have you resolved your problem?
I've run into the same issues out here in the Bay Area.
I need to attach a Circular Polarizer to my F30. We get a lot of haze trapped in the valley from San Francisco and San Jose and the Polarizers do a reasonable job of providing some contrast...