International Bureau of Weights and Measures

The International Bureau of Weights and Measures in Sèvres, France. The home of the international metric system.

The International Bureau of Weights and Measures is an organization that is based in Sèvres near Paris in France. Its name in French is "Bureau international des poids et mesures". The abbreviation of its name in all languages is BIPM. These are the letters of the name in French.

It was established in 1875 and has laboratories and offices. Scientists use the laboratories to compare measurements that are made in different countries. The offices are used for meetings where scientists discuss the best way to make sure that all countries use the same measurements.

International Bureau Of Weights And Measures Media

• Metric standards Rijksmuseum.jpg

  Replicas of historical metric standards, including an iron copy of the mètre des Archivescode: fr is deprecated .

• Appareil Ibáñez.jpg

  Mesure d'un base géodésique dans le Grand-Marais en Suisse avec l'appareil conçu par Carlos Ibáñez e Ibáñez de Ibero et réalisé à Paris par les frères Léon et Émile Brunner. Cette règle géodésique est calibrée sur le mètre.

• Metre Convention Signatories.svg

  Metre Convention signatories

• Preparing the first metre-alloy in May 1874, at the Conservatoire des Arts et Métiers, Paris