Technology · Science · 1788–1827

Augustin-Jean Fresnel

Physicist who pioneered the wave theory of light

Did you know?He invented a specialised stepped lens that significantly increased the range and brightness of lighthouses around the world.

Augustin-Jean Fresnel (10 May 1788 – 14 July 1827) was a French civil engineer and physicist whose research in optics led to the almost unanimous acceptance of the wave theory of light, fully supplanting Newton's corpuscular theory, from the late 1830s until the end of the 19th century.

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