The ELOS dim analog I saw in Chicago had a separate driver that tightened the analog down from the bottom, it was a great design. They arent on their website, but the rep showed me and it seemed to work great.
follow my lab page. https://www.facebook.com/omnidentalAU/ going to link a video this weekend. ill link here if I get a chance. I'm not all over the FDA restrictions but ill show how to do it without the restrictions.