Joseph von Fraunhofer
(1787-1826)
German optical physicist
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Joseph Ritter von Fraunhofer (6 March 1787 – 7 June 1826) was a Bavarian physicist and optical lens manufacturer. He made optical glass and achromatic telescope objective lenses, invented the spectroscope, and developed diffraction grating. In 1814, he discovered and studied the dark absorption lines in the spectrum of the sun now known as Fraunhofer lines.
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| Born |
6 March 1787 Straubing, Bavaria
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| Died |
7 June 1826 (aged 39) Munich, German Confederation
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| Zodiac | Pisces |
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