• Thumbnail for Hubble Space Telescope
    which the telescope would be housed. Optically, the HST is a Cassegrain reflector of Ritchey–Chrétien design, as are most large professional telescopes...
    219 KB (21,793 words) - 23:27, 10 March 2025
  • Thumbnail for Reflecting telescope
    A reflecting telescope (also called a reflector) is a telescope that uses a single or a combination of curved mirrors that reflect light and form an image...
    33 KB (3,911 words) - 15:45, 9 February 2025
  • Thumbnail for Roque de los Muchachos Observatory
    Northern Hemisphere; its fleet of telescopes includes the 10.4 m Gran Telescopio Canarias, the world's largest single-aperture optical telescope as of...
    14 KB (1,134 words) - 14:15, 28 November 2024
  • telescopes from any era, as what constitutes famous reflector has changed over time. In 1900 a 1-meter reflector would be among the largest in the world, but...
    64 KB (2,312 words) - 05:59, 21 January 2025
  • Thumbnail for Segmented mirror
    either spherical or asymmetric (if they are part of a larger parabolic reflector). They are used as objectives for large reflecting telescopes. To function...
    11 KB (1,246 words) - 22:24, 20 December 2024
  • 3.6 metres (12 ft; 3.9 yd) Italian Telescopio Nazionale Galileo (TNG) in La Palma, and the Tillinghast Reflector Echelle Spectrograph (TRES) mounted...
    9 KB (630 words) - 16:39, 18 July 2024
  • Thumbnail for List of largest optical telescopes in the 20th century
    original on 2012-02-10. Retrieved 2012-03-05. "Observatorio de Calar Alto: Telescopio de 1,5 metros". Archived from the original on 2009-06-24. Retrieved 2009-08-03...
    63 KB (2,624 words) - 22:22, 18 January 2025
  • Thumbnail for Ritchey–Chrétien telescope
    which had an aperture diameter of 60 cm (24 in) in 1927 (Ritchey 24-inch reflector). The second RCT was a 102 cm (40 in) instrument constructed by Ritchey...
    16 KB (2,153 words) - 22:44, 8 March 2025
  • Thumbnail for Cerro Tololo Inter-American Observatory
    GLORIA project - about gloria-project-eu, retrieved January 12, 2014. Telescopio chileno capta su primera supernova Archived 2016-03-04 at the Wayback...
    34 KB (3,576 words) - 12:49, 29 October 2024
  • Thumbnail for Forcarei Astronomical Observatory
    January 2019) Atlántico Diario El Observatorio Astronómico de Forcarei, que promovió Vigo, estrena telescopio atlantico.net, (accessed 31 January 2019)...
    2 KB (165 words) - 18:01, 7 August 2019
  • Thumbnail for Active optics
    others, the Nordic Optical Telescope, the New Technology Telescope, the Telescopio Nazionale Galileo and the Keck telescopes, as well as all of the largest...
    9 KB (1,046 words) - 13:43, 14 June 2024
  • Thumbnail for List of largest optical telescopes historically
    the Wayback Machine New York Times "NEW HARVARD TELESCOPE.; Sixty-Inch Reflector, Biggest in the World, Being Set Up. "April 6, 1905, Thursday Page 9 "Mt...
    23 KB (658 words) - 02:22, 7 February 2025
  • Thumbnail for Sidereus Nuncius
    Michele; Giudice, Franco (2015). Galileo's Telescope - A European Story Il telescopio di Galileo: Una storia europea. Cambridge, Massachusetts: Harvard University...
    20 KB (2,461 words) - 13:50, 9 March 2025
  • Thumbnail for Argentine National Observatory
    November 2021. Rubenstein, Victoria (2015). "Bosque Alegre reinstaló el telescopio Perrine y ya colabora en el hallazgo de nuevos asteroides" [Bosque Alegre...
    9 KB (1,229 words) - 08:29, 5 November 2024
  • Thumbnail for 367943 Duende
    photometry and visible spectroscopy were obtained at Gran Telescopio Canarias, Telescopio Nazionale Galileo and Calar Alto Observatory and put together...
    31 KB (2,358 words) - 05:03, 24 February 2025
  • Thumbnail for National Astronomical Observatory (Mexico)
    Astronomía y Astrofísica. 44: 231–242. Bibcode:2008RMxAA..44..231B. Telescopios "Telescopios de 2.1 metros". Instituto de Astronomía de la Universidad Nacional...
    11 KB (1,042 words) - 00:44, 11 January 2025
  • Thumbnail for Víctor Manuel Blanco
    Blanco was director of CTIO until 1981, when he was succeeded by Osmer. Telescopio Víctor M. Blanco En reconocimiento a los años de destacada labor y servicio...
    15 KB (1,448 words) - 14:07, 29 November 2024
  • with the help of different types of refractor telescopes and later with reflector telescopes. Their use allowed to dramatically increase both the collecting...
    67 KB (712 words) - 00:45, 26 February 2025
  • hexagonal primary mirror of 11.1 by 9.8 meters. 2007 – First light at Gran Telescopio de Canarias (GTC), in Spain, the largest optical telescope in the world...
    29 KB (3,148 words) - 13:21, 14 June 2024
  • Thumbnail for Observational astronomy
    Telescope. Amateur astronomers use such instruments as the Newtonian reflector, the Refractor and the increasingly popular Maksutov telescope. The photograph...
    27 KB (3,375 words) - 11:46, 4 May 2024
  • Thumbnail for Guillermo Haro Observatory
    astronomical observatories "INAOE - Astrofísica - Observatorios - OAGH - Telescopios". INAOE - Astrofísica. Archived from the original on 2012-05-28. Retrieved...
    5 KB (352 words) - 15:47, 28 June 2024
  • Thumbnail for List of largest optical refracting telescopes
    have been used in later catadioptric telescopes which mix refractors and reflectors in the image-forming part of the telescope. As with reflecting telescopes...
    38 KB (1,047 words) - 08:28, 21 December 2024
  • dormitories for extended observing runs. A 0.76 m (30 in) Cassegrain reflector was built by Tinsley Laboratories and was commissioned in 1968. It is...
    3 KB (238 words) - 14:35, 6 April 2023
  • Thumbnail for Binoculars
    reflectivity from the prism surfaces by acting as a distributed Bragg reflector. A well-designed multilayer dielectric coating can provide a reflectivity...
    98 KB (11,111 words) - 12:57, 1 March 2025
  • Thumbnail for International Ultraviolet Explorer
    4 m (7 ft 10 in) mirror. The largest ground-based telescope, the Gran Telescopio Canarias, has a primary mirror 10.4 m (34 ft) across. A smaller mirror...
    59 KB (6,967 words) - 01:19, 23 February 2025
  • Thumbnail for Charles Dillon Perrine
    original on May 22, 2013. Retrieved June 15, 2020. "LNA - Telescopios". LNA - Telescopios. Archived from the original on July 22, 2009. Retrieved June...
    23 KB (2,543 words) - 06:14, 30 January 2025
  • Thumbnail for Large Latin American Millimeter Array
    Morras, R., García Lambas, D.G., Recabarren P., ¿Dónde instalamos el telescopio?, Revista Ciencia Hoy, 19, 110, Abril-Mayo, 2009 Bareilles, F., Opacidad...
    13 KB (1,508 words) - 07:36, 15 May 2024