Look for something with a mechanical stage, it makes looking at the slides so much easier. I got the bresser biolux NV from lidle just before Christmas and it does the job real well, already found body flukes and trichodena with it.
4000 Gallon, Homebrew k1 filtration, 55w&30W UV.
6 sturgeon upto 40″ and 16 Koi
My Pond Build