Ytterbium Fluoride for Thin-Film Optics - High Purity Material for Optical Applications

Itterbium fluoride for thin layer optics (TU 20.59.59-071-48591565-2020). It is white tablets with density 4,5-8,0 g/cm3. Refractive index is 1.49-1.54.

Chemical formula YbF3. Transparency area 0.22-12 µm. Purpose and scope of application: as a starting material for the manufacture of thin-layer optical coatings by thermal and electron-beam evaporation in vacuum.