Penghinaan kabel meminta galileo lens Bujur Berikan energi Seminar
Making a Galilean Telescope
Galileo Telescopes serious errors in the optics, the telescopes dimensions, and what one really see's looking through his telescopes found in the literature.
Galileo and the telescope – Explaining Science
Refractive Telescopes
BREAKING NEWS: New Telescope Observes Otherwise Invisible Terrestrial Entities with Intelligent Movement | Telescope, Telescopes, Modern physics