OXIDE GLASS COMPOSITIONS FOR USE IN OPTICAL FIBRES

OXIDE GLASS COMPOSITIONS FOR USE IN OPTICAL FIBRES A oxide glass composition which consists of the following components: Na2O 17 to 21 mole % B2O3 14 to 20 mole % Al2O3 1 to 3 mole % MgO 1 to 3 mole % ZnO 1 to 3 mole % SiO2 47 to 66 mole % other oxides not more than 3 mole % This composition can be...

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Hauptverfasser: SMITH, DENNIS G, PARTINGTON, SALLY, BEALES, KEITH J, FRANCE, PAUL W
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:OXIDE GLASS COMPOSITIONS FOR USE IN OPTICAL FIBRES A oxide glass composition which consists of the following components: Na2O 17 to 21 mole % B2O3 14 to 20 mole % Al2O3 1 to 3 mole % MgO 1 to 3 mole % ZnO 1 to 3 mole % SiO2 47 to 66 mole % other oxides not more than 3 mole % This composition can be used as a cladding for low loss core compositions in optical fibres, and has high durability.