User:Wikibob/Images

Public Domain or GFDL Images

Images from Wikipedeans of other languages

• Telescope images from de:Benutzer:ArtMechanic/Bildergalerie

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    In 1859 Jean Bernard Léon Foucault described his Foucault tester still used in Amateur_telescope_making

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    Foucault test appearance

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    100m Radio telescope at Effelsberg

  • File:Cassegrain-Telescope.png

    Cassegrain-Telescope

    [1]
  • File:Gregory-Telescope.png [2]
  • File:Maksutov-Telescope [3]
  • File:Maksutov-MENISCAS 180.jpg [4]
  • File:Newton-Telescope.png [5]

  • File:Ritchey-Chretien-Cassegrain-Teleskop.png

    Light path of a Ritchey-Chrétien-Cassegrain-Telescope

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    Light path of a Schmidt-Cassegrain-Telescope

  • File:Schmidt-Telescope.png

    Light path of a Schmidt-Telescope

  • File:Schwarzschild-Telescope.png

    Light path of a Schwarzschild-Telescope

Public domain images

schematic of Tycho Brahe's subterranean astronomical observatory Stjerneborg

Tycho Brahe's Stjerneborg from Johan Blaeu's Atlas Major, Amsterdam 1662, vol. 1

Tycho Brahe's Uraniborg from his 1598 mechanica book

Map of Hven from copper etching of Willem Janszoon Blaeu's Blaeu Atlas 1663

Sleeping Beauty by Sir Edward Burne-Jones (1833-1898), from the Briar Rose series 4

Sleeping Beauty by Edward Frederick Brewtnall (1846-1902)