Beschreibung
Large 25mm Glass bead doped with 3mol% Europium(III) oxide – NEW! red fluorecence!
Size about 13mm – weight > 5 grams – Material: SrP: Eu3+ 3 mol%
Nice optical glass bead. Each one handmade in our lab.
White at normal light
Red Orange (strong peak @ 611 nm) under UV excitation