![](http://www.alamy.com/thumbs/6/D9168479-9330-45D2-8EBD-506AF2124C1E/2AD2M8A.jpg)
William Herschel (1738-1822) German-born English astronomer, investigating heating effect of infra-red (published 1800) In background is Herschel's 40
William Herschel (1738-1822) German-born English astronomer, investigating heating effect of infra-red (published 1800) In background is Herschel's 40ft reflecting telescope. Artist's reconstruction
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Photo credit: © Universal History Archive/UIG/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1738-1822, 1800, 40ft, artist, astronomer, astronomy, background, british, effect, english, german-born, heat, heating, herschel, infra-red, investigating, physics, published, radiation, reconstruction, reflecting, science, scientist, telescope, william