Name Charles Alexandre | Role Physicist | |
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Died May 7, 1832, Paris, France |
Charles Guillaume Alexandre Bourgeois (16 December 1759 – 7 May 1832) was a French physicist and painter.

As a painter, he's known by his gray camaïeux; some of his portraits are in the Musée du Louvre.
As a physicist, he was an important optician. His two main works are:
References
Charles Guillaume Alexandre Bourgeois Wikipedia(Text) CC BY-SA