News story about historic halo diagram

There have been several nice news articles about a historic halo diagram described by Eva Seidenfaden in the 1 Oct. 2011 Applied Optics feature issue on light and color in the open air.

Eva’s paper: http://www.opticsinfobase.org/ao/abstract.cfm?uri=ao-50-28-F60

News stories:

http://www.nature.com/news/2011/110930/full/news.2011.567.html

http://www.scientificamerican.com/article.cfm?id=seven-suns-of-rome-diagram-lost-document-350-years

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About Joe Shaw

Joseph Shaw is Director of the Optical Technology Center and Professor of Electrical Engineering, Optics, and Physics at Montana State University in Bozeman, Montana. He loves to photograph, study, and teach about optical effects in nature. His PhD is in Optical Sciences from the University of Arizona.

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