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Priority to JP10612874ApriorityCriticalpatent/JPS533810B2/ja
Publication of JPS5134409ApublicationCriticalpatent/JPS5134409A/ja
Publication of JPS533810B2publicationCriticalpatent/JPS533810B2/ja
Optisches Glas mit negativer anomaler Teildispersion im blauen Bereich des Spektrums, Brechzahlen n¶d¶ zwischen 1,59 und 1,66 und Abbezahlen v¶d¶ zwischen 40 und 50