Since June 2025, the LNE’s infrasound calibration services have been accredited by COFRAC in accordance with the international standard ISO/IEC 17025:2017. This accreditation makes LNE the first laboratory in the world to offer accredited calibration services for infrasound sensors, marking a new era in infrasound metrology.
A new generation of atomic clocks, 100 times more accurate than cesium clocks, is about to reach maturity. They open the way to a redefinition of the unit of time scheduled for 2030. The second is the fundamental unit with the highest degree of accuracy and at the same time it is the one with the oldest definition, since 1967...
For greater insight into technical, scientific or regulatory terminology, consult our definitions. For a specific technical definition or to learn more about a particular notion, look for the "From the expert's desk" section.
120 years striving to benefit the field of measurement
Since its founding in 1901, LNE has deployed its human and technical resources in the quest of developing increasingly more reliable and accurate measurement capacities. The Laboratory's works, renowned expertise and scientific excellence, all applied to overcome complex challenges, carry authoritative weight in industrial fields as well as among institutions and the public sector, which benefit from its guidance and solutions. LNE's dedication to areas affecting large population segments on a daily basis justifies its status as a leading actor in continuously enhancing companies' competitiveness and innovation while promoting a safer and more responsible society.