They can resolve double stars at .76 arcseconds and can be magnified up to 304 times the human eye. The 90-degree diagonal mirror of this powerful Galileo telescope produces fully vertical images … The SkyWatcher S11600 Traditional Dobsonian 6-Inch is the second Dobsonian telescope in our list. 6" Optical tubes also … 6-inch Telescopes offer exceptional resolution for their size. Browse the top-ranked list of 6 Inch Telescopes below along with associated reviews and opinions. Email me at : alpaslow@yahoo.com Also click on the Al-Paslow by > other to see more telescopes and observatory images. Here are some images of this instrument and the moon.This telescope is owned by Al Paslow, of Bethel Park, PA 15102 Questions? Main Results. Sky Watcher Classic 150 Dobsonian 6-inch Aperature Telescope Description: The Sky-Watcher Classic Dobsonian Telescope 153mm/1200mm (6") has a "paraboloidal" primary mirror to eliminate spherical … A 6 inch F-10 Refractor is an interesting telescope that I considered somewhat portable. 6 Inch Telescopes. It is widely assumed that Dobsonian telescopes are for more advanced astronomers and …