Ok, I figured I would throw in my "refractor on a stick". This was a fully functional 6" F/8 refractor. After testing the lens I installed it in a Meade AR6 OTA to replace a bad lens that came with the OTA.
40 year old restored C14 with recirculating cooling w/Skywatcher DOB GOTO Conversion (CPC14)
Synscan DOB mounted Sky-Watcher Evostar 150mm/1200mm ED Refractor
"Rescued" Craig's List Orion 120mm/1000mm Refractor