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Though often credited to Galileo, Hans Lippershy was the first to create an optical lens. Making the first known telescope.
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Galileo was not the first to invent the telescope, however he was the first to look at the sky with a telescope. He made the first telescope for astronomy.
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James Gregory made the first design of a reflecting telescope using two mirrors.
Reflecting Telescope-a telescope using light to reflect of mirrors and create an image -
Heveluis made a telescope 150 feet long, hung by long ropes on a pole.
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Isaac Newton made advancements in telescopes, a bigger, more complex telescope was a result.
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Chester Moor Hall made an acromatic lens, providing the best lens ever recorded in history at that time.
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Herchel found Uranus with a hand made reflecting telescope
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The largest refracting telescope was built, and today is still the largest refracting telescope
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In 1990 the Hubble was put in space, and to today travels the universe.
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