The 'equatorial coude' refracting telescope, Paris Observatory, France - aperture The tube is 'bent' and light fed to the observer by two mirro

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The 'equatorial coude' refracting telescope, Paris Observatory, France - aperture The tube is 'bent' and light fed to the observer by two mirrors, one in front of the telescope and the other at the 'elbow'. Engraving from A Handbook of Descriptive Astronomy by George F Chambers (Oxford, 1890).

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Size: 3567px × 2455px
Photo credit: © Universal History Archive/UIG/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1890, 5cm, aperture, astronomy, bent, chambers, coude, descriptive, elbow, engraving, equatorial, fed, france, front, george, handbook, instrument., light, mirrors, observatory, observer, oxford, paris, refracting, science, scientific, telescope, tube