Georgia State University
Georgia State University: Hyper Physics: Refractive Telescopes
This site from Georgia State University Physics Department gives a discussion of the manner in which light is refracted by refractive telescopes. Discusses the Galielean telescope and the astronomical telescope.
My Hero Project
My Hero: Galileo
"First to use a telescope to overserve the starts and planets," Galileo Galilei secretly published his work, which contradicted the Catholic Church's teachings. Use this site to learn about how Galileo's independence and courage made him...