Augustin jean fresnel
Augustin Jean, 1788–1827, French physicist.
noun
a unit of frequency equivalent to 1012 hertz
noun
Augustin Jean (oɡystɛ̃ ʒɑ̃). 1788–1827, French physicist: worked on the interference of light, contributing to the wave theory of light
Fresnel
(frā-něl’)
French physicist whose investigations of the interference, diffraction, and polarization of light helped establish the theory that light moves in a wavelike motion. Fresnel also made great contributions to the field of optics, including the development of a compound lens for use in lighthouses.
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