Schmidt-Cassegrain telescopes use mirrors and lenses to form a telescope incorporating Newtonian mirrors and a redirecting lens. Study Schmidt-Cassegrain telescopes with an observatory director in...
It can be very difficult to assemble and tune a precision scientific instrument while oxygen-deprived and cold at the summit of a mountain. Still, sometimes,...
Schmidt-Cassegrain telescopes can collect frost or dew on viewing plates, but simple heating devices can keep viewing crystal clear. Care for Schmidt-Cassegrain telescopes with an...
Hogging out the primary mirror of a 12" Cassegrain telescope.Aushöhlen des Hauptspiegel-Rohlings für ein 12" Cassegrain Teleskop.See http://www.hobby-werkstatt-blo... for deails.
Have you ever wondered what's inside the NEW mini motorized satellite antenna to go? Well now you don't need to!Well it's a mini cassegrain satellite...