I often have odds and ends for sale listed her                                                    I have a few solar projector projector lenses to sell $150.  These give an 8+ inch solar image with a 70 to 80 foot focal length.  You can use a Newtonian diagonal for the flat.  I

Equatorial Platform This is a small platform meant for the small tabletop Dobs or microdobs as I call them for a 40 degree latitude. The top mrasures 15.5 inches wide and 14.5 inches deep. It is driven by an ultra quiet Swiss made synchonous motor and tracks for roughly 80 minutes. It draws 17.6 milliamps on regular house current 110V 60 hz. It could also run on a small battery powered inverter. On sale $299. Oh, I’m waiting on a power cord for it (of all things!)