Low-pressure mercury vapor discharge lamp comprising UV-A phosphor

The invention is concerned with a low-pressure mercury vapor discharge lamp comprising a light-transmitting discharge vessel, said discharge vessel enclosing, in a gastight manner, a discharge space provided with a filling of mercury, at least a part of a wall of the discharge vessel being provided...

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Bibliographische Detailangaben
1. Verfasser:	JUESTEL THOMAS,MAYR WALTER,BECHTEL HELMUT,SCHMIDTPETER
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES BASIC ELECTRIC ELEMENTS CHEMISTRY DYES ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS ELECTRICITY MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES
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Beschreibung
Zusammenfassung:	The invention is concerned with a low-pressure mercury vapor discharge lamp comprising a light-transmitting discharge vessel, said discharge vessel enclosing, in a gastight manner, a discharge space provided with a filling of mercury, at least a part of a wall of the discharge vessel being provided with a luminescent composition comprising a first UV-A phosphor of general formula (Gd1-x-y-zYxLuy)PO4:Cez, wherein 0