André Blondel

André Blondel
André Blondel in 1888
Born28 August 1863
Died15 November 1938 (1938-11-16) (aged 75)
NationalityFrench
Alma materÉcole polytechnique, École des Ponts et Chaussées
Known forBlondel's experiments
Blondel's theorem
Lumen (unit)
Oscillograph
Self-oscillation
Two reactions theory
AwardsJohn Scott Medal (1898)
Kelvin Gold Medal (1929)
Faraday Medal (1937)
Scientific career
FieldsPhysics

André-Eugène Blondel (28 August 1863 – 15 November 1938) was a French engineer and physicist. He is the inventor of the electromechanical oscillograph and a system of photometric units of measurement.