Recent content by Lorem Ipsum

Apollo make such a device :https://www.apollodesign.net/smart-move-vertical-dmx-1422DHA also once made something similar called a Yo-Yo (or something like that) but I couldn't quickly find it online

What are these " of which you speak? Seriously though, where I work we spec and sort gel by the fixture type, and here in Oz fixtures aren't usually described by their lens size. I've never used measurements much anyway, since I've generally cut against either a template or the edge of a gel frame.