When.com Web Search

  1. Ad

    related to: largest refractor telescope made in ohio photos of men youtube full

Search results

  1. Results From The WOW.Com Content Network
  2. List of largest optical refracting telescopes - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_optical...

    The Swedish 1-m Solar Telescope, with a lens diameter of 43 inches, is technically the largest, with 39 inches clear for the aperture.The second largest refracting telescope in the world is the Yerkes Observatory 40 inch (102 cm) refractor, used for astronomical and scientific observation for over a century.

  3. Cincinnati Observatory - Wikipedia

    en.wikipedia.org/wiki/Cincinnati_Observatory

    The Merz refractor was the biggest telescope in the United States in the early 1840s. [11] In 1871, the Observatory came under the control of the University of Cincinnati and in 1873 it was transferred from Mt. Adams to Mt. Lookout in order to escape the smoke and dirt of the city, where it remains today. [12]

  4. List of the largest optical telescopes in North America

    en.wikipedia.org/wiki/List_of_the_largest...

    Largest in operation [7] James Lick telescope Lick Observatory: Mount Hamilton, California, USA: 91 cm (36") 17.6 m: 1888 William Thaw Telescope Allegheny Observatory: Pittsburgh, Pennsylvania, USA: 76 cm (30") 14.1 m: 1914: Brashear made, photographic [8] Leander McCormick Observatory: Charlottesville, Virginia, USA: 66 cm (26") 9.9 m: 1884 ...

  5. Perkins Observatory - Wikipedia

    en.wikipedia.org/wiki/Perkins_Observatory

    The 69-inch (1.8 m) telescope at Perkins was immediately replaced with a 32-inch (810 mm) cassegrain reflector telescope. It was donated by Michael R. Schottland, an entrepreneur from Martinsville, Virginia. At that time it was the largest privately owned telescope in the United States. Currently it is one of the three largest telescopes in Ohio.

  6. Warren Rupp Observatory - Wikipedia

    en.wikipedia.org/wiki/Warren_Rupp_Observatory

    The telescope was donated to the Richland Astronomical Society in 1982 provided there would be a building to house it. The project was primarily financed by member Warren Rupp, after whom the observatory is named, and construction was completed in 1985. The completed telescope weighed over 7,500 pounds, and was an f/6.8 Newtonian.

  7. List of large optical telescopes - Wikipedia

    en.wikipedia.org/wiki/List_of_large_optical...

    This is a list of large optical telescopes. For telescopes larger than 3 meters in aperture see List of largest optical reflecting telescopes . This list combines large or expensive reflecting telescopes from any era, as what constitutes famous reflector has changed over time.

  8. Yerkes Observatory - Wikipedia

    en.wikipedia.org/wiki/Yerkes_Observatory

    The glass blanks for what would become Yerkes Great Refractor were made in Paris, France by Mantois and delivered to Alvan Clark & Sons in Massachusetts where they were completed. [12] Clark then made what would be the largest telescope lens ever crafted and this was mounted to an Equatorial mount made by Warner & Swasey for the observatory. [12]

  9. List of largest optical telescopes historically - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_optical...

    By itself, the diameter of the primary optics can be a poor measure of a telescope's historical or scientific significance; for example, William Parsons, 3rd Earl of Rosse's 72-inch (1.8 m) reflecting telescope did not perform as well (i.e. gather as much light) as the smaller silvered glass mirror telescopes that succeeded it because of the ...