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History of the Telescope
The beginnings of the telescope start at around 2560 BCE in ancient Egypt. The ancient
Egyption artisans polished semi precious and precious stone, glass and rock
to decorate Sarcophagi and other precious objects. Often these polished pieces were used to create "eyes"
in statuary.
Since then glass and crystal
objects have been ever more refined and polished. Inventors learned to better cut thinner and
more exact sections of glass and to combine these pieces of glass in ways to reveal more
unexpected vistas about the world around us. Eventually reflective or mirrored surfaces and refractive
lenses, were developed.
Our telescope technology continues to become more complex and advanced. We are able to read
vast ranges of the electro-magnetic specrum from infra-red to X-rays and beyond. And by placing
powerful telescopes floating in space above us, we have expanded our window on the universe...
Timeline:
- 470 BCE - A Chinese philosopher named Mozi
used concave mirrors to focus the
sun's rays.
- 4 BCE - Water was used by Seneca the younger to magnify
letters and words.
- 23 CE - Pliny the elder discovers that doctors used a
crystal
ball to focus the
sun's light intensly enough to cauterize wounds.
- Tenth Century CE - Viking pendants and jewelry made of Visby lenses,
lenses made from rock crystal (quartz) probably originating from the Middle East, had magnifying properties.
- 1011-1021 - Ibn al-Haytham (also known as Alhazen) writes the Kitab
al-Manazir or Book of Optics. He wrote about the effects of pinhole and concave lenses in his book,
which was influential in the development of the modern telescope. The earliest evidence of "a magnifying device, a convex
lens forming a magnified image," also dates back to his Book of Optics.
- 1520 - Englishman Leonard Digges, a mathematician, invents
both the
reflecting
and refracting telescopes.
- 1608 - Dutchman Hans Lipperhay, a lens maker applies for
a patent for
his telescope
design.
- 1609 - Galileo refines and improves Lipperhay's design and
renames it first the
'Perspicillum' - then later changes the name of his device to "telescopium" in Latin.
He went on to use his telescope to observe and champion Copernicus’s ideas of
the order of the universe.
- 1616 - The reflecting telescope again makes an appearance
as invented by Niccolo
Zucchi.
- 1663 - A telescope with a parabolic primary mirror and
an elliptical secondary
mirror is created, this time by a Scottish mathematician named James Gregory.
Storm on Saturn Image captured by Hubble Telescope
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- 1668 - Sir Isaac Newton designs a telescope incorporating a
parabolic mirror and
a flat diagonal secondary mirror.
- 1733 - The achromatic lens is created by Chester Moore Hall.
This lens corrects for color abberations, allowing different wavelengths of light to be
focused at the same spot.
- 1880 - The orthoscopic eyepiece is invented by Ernst Abbe,
becoming the most common eyepiece for "amatuer telescopes."
- 1910 - George Ritchey and Henri Chretien invent the
Ritchey-Chretien telescope
that is used in many large astronomical observatories.
- 1930 - The Schmidt camera was designed by Bernhard Schmidt.
- 1937 - A telescope which could pick up everything from
radio to X rays was
created by Grote Reber.
- 1944 - Dmitri Maksutov creates the Maksutov telescope.
- 1962 - UK launches orbiting solar telescope. Solar Telescopes
are used to study the sun.
- 1990 - The Hubble Telescope is launched into orbit.
- 2013 - The James Webb Space Telescope is due to be launched
and take over "viewing the Universe" from
the Hubble.
What does the future hold for the telescope? I imagine a large observatory on the moon by the year 2050.
(Located not too far from Armstrong City.) At some point long range orbital teelscopes will be sent out to
Jupiter and beyond. And one day, a telescope will be sent to Alpha CenturaI, to view that solar system...
About the Author: Scott Harker is the publisher of several websites including:
Sherlock Holmes Pastiches,
Harvest The Sun | Making Biodiesel,
Samurai Weapons,
Adopting a Baby, and
Emetophobia.
Buy Land on the Moon from The Lunar Registry makes a great gift!
Includes personalized deed, actual satellite property photo and
a detailed information sheet.
Please click here to learn more!
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News About Telescopes and History
Mapping the history of our galaxy - 2008-11-19exduco.net, Italy - Nov 19, 2008Newberg began searching for a telescope capable of such a survey and found LAMOST at the Xinglong Observing Station, 170 kilometers northeast of Beijing. ... |
NASA astronaut speaks to studentsASU Herald, AR - 11 hours agoSince then the Hubble Telescope has produced some of the most beautiful, inspiring and scientifically valuable pictures in the history of mankind. ... |
Roma - Culture and HistoryThe Age, Australia - Nov 19, 2008... I had ever seen in a primeval state - a champaign region, spotted with wood, stretching as far as human vision or even the telescope could reach. ... |
NASA Hubble Space Telescope Daily Report #4740Space Ref (press release) - Nov 19, 2008... range of metallicities in order to study the early formation history of the Milky Way and provide an independent estimate of the age of the universe. ... |
telescope history - Google News
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