Wednesday, 5 March 2014

Astronomy Scrapbook Thursday 6th March 2014

On This Day
6th March 1787 birth of German optician Joseph Fraunhofer.



Born in Bavaria, Germany, Fraunhofer invented the spectroscope in 1814, he discovered the  dark absorption lines known as Fraunhofer lines in the spectrum of the Sun. He also made excellent optical glass and achromatic telescope objectives.

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