Ytterbium sodium borate glass bead NEW!
diameter ~ 12 mm – 1.1 – 1.3 grams
Material: Na Yb B Glas – Yb3+ (~ 30mol%)
This colorless glass with high refractive index is used in optics.
We are able to cast large rods with several cm diameter and lengths up to 50mm
Beautiful optical glass beads doped with metal ions.
Elaborately and individually manufactured by us in the laboratory from highly pure reagents.
Gorgeous beads showing the typical colors of different metal ions in different oxidation states.
They can be used for save demonstration of different colors of the metal compounds or just for collecting.