well there is alot of facts though the most important is that they are used to look things that are farther than we expected a thing to be.
Discovered more-or-less accidentally by a Dutch optician, the telescope has evolved into one of man's best "eyes" to see things at great distances. They were the basis of a quantum increase in knowledge in the field of astronomy. They are invaluable to such fields as the military, navigation, and surveying.
It is a reflecting telescope
Telescope eyepieces are important of any visual telescope. It is the main part of the telescope and is what determines how the object will look like through the telescope.
Telescope.
it is a reflector telescope
The Hubble Space Telescope has a number of instruments, but the primary one is an optical telescope.
No. A Dutchman created a refractive telescope. Newton improved the telescope by creating the Reflective Telescope.
a telescope.
mr. telescope
I accidentally the whole telescope.
The Newtonian Telescope.
The word 'telescope' is a noun.Example: "I don't know how to use a telescope."