beads of Neodymium, Praseodymium and Erbium doped glass

59,00  incl. VAT

100 in stock (can be backordered)

Description

3 large beads of neodymium-, praseodymium- and Erbium glass – NEW!

Diameter ~ 20 – 22mm – weight ~ 4.3 – 5g

Doping conc.:  5 mol% Er2O3, Pr2O3, Nd2O3

Material: BaP

Nice glass beads made of optical barium phosphate glass. Doped with praseodmyium- , neodymium and erbium oxide (5 mol% concentration each). Each one hand crafted. Since this kind of glass is produced very rarely and only in charges of several hundred kgs, it is a true opportunity to get it.

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