[SML] Black light gobo projector?

[Bruce]

Polycarbonate and most optical coatings do NOT enjoy concentrated UV....  
and the S4 lenses contain one or the other.

:Bruce


> I hear that, being an outsider over the past few years has made most
> of my knowledge obsolete surprisingly fast. But, Wildfire used to make
> a black light Leko that had shutters; don't remember if it had a gobo
> slot or not. I'm surprised nobody made a blacklight cap for the Source
> Four.