Jobin Yvon SAS (JY), based in Longjumeau Paris, was created in 1819 and over the years scientists such as Fresnel, Babinet, Laurent, Fabry, Perot and Fizeau have worked in collaboration with our organization. The company is a pioneer in the manufacture of holographic diffraction gratings, optical spectroscopy and emission spectroscopy. Today Jobin Yvon is the leading supplier of optical spectrometer assemblies and subassemblies to equipment manufacturers as well as producing its own research instruments of the highest quality and continuing to innovate in the fields of Optical spectroscopy, Emission spectroscopy, Raman spectroscopy and ellipsometry.