Palomar The Hale Telescope on Palomar Mountain in southern California served for many years as the world's premiere optical telescope. Its 200 inch Hale reflector telescope was the largest until the late 70's. Palomar also has a 60- inch photometric reflector telescope and a 48-inch Schmidt telescope. References:Palomar Observatory home |
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Keck The Keck telescope, situated on top of Mauna Kea at some 14,000 ft on Hawaii, has a 10 meter mirror consisting of 36 hexagonal mirror segments which are individually aimed. Constructed at a cost of $100 million, it is the world's largest telescope. It is capable of a resolution of about 0.6 arc-seconds. The 10m mirror is twice the size of that of the Hale Telescope on Mt. Palomar. Construction completed April 1992. References:Keck Observatory home |
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New Technology TelescopeInaugurated in 1990 was a 3.5 meter telescope on an arid mountaintop in Chile. It is the first telescope with "active" or computer-assisted optics. A thin, lightweight mirror is kept in shape with a number of actuators beneath. It is owned by the European Southern Observatory and located at La Silla Observatory, Chile.
New Technology Telescope |
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