This is probably a longshot but does anyone have a Televue focus master driver unit which they don't use and might like to sell? It is the little electric motor fine focuser unit for current Televue telescopes. A picture of what I am after is in the link below
http://www.bhphotovideo.com/c/produc...iver_10_1.html
If you have one you would like to sell please send me a PM