Instruments in the Teylers telescope, after Isaac Newton, by William Herschel, slough, 1790. Example of Hersch

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Reflecting telescope, after Isaac Newton, by William Herschel, slough, 1790. Example of Herschel's most popular telescope. Octagonal barrel suppoted by aningeniously constructed framework, the whole made in mahongany. The image is created by a system of metal specula and is seen trhrough the side ocular.

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Size: 2736px × 3648px
Photo credit: © CNP Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1790., aningeniously, barrel, constructed, created, framework, herschel, image, isaac, mahongany., metal, museum., newton, octagonal, popular, reflecting, slough, speculinstruments, suppoted, system, telescope, telescope., teylers, willi, william