Three Piece Cyclonic Separator

This cyclonic separator is my first THING so be nice. I was wanting to buy a cyclonic separator but couldn't find anything for less the $70 so I took a look on Thingiverse and saw some rudimentary separators. They weren't quite what I wanted so I threw something together real quick. The infeed and outfeed are sized for standard 1.25" hose. I'll eventually upgrade to a larger hose.

I added a couple of specific features:
1) Mathematical dimensions based on the
"Puu-0_4400_cyclone_calcul