ELEKTRISCHE LAMPE MIT LICHTABSORBIERENDEM MEDIUM

The invention relates to an electric lamp comprising a light-transmitting pear shaped lamp vessel ( 1 ) with a top part ( 8 ) and a centre part ( 9 ) in which a light source ( 2 ) is arranged in the centre part, said electric lamp provided with a light-absorbing medium ( 6 ) exhibiting a spectral tr...

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Bibliographic Details
Main Authors COTEL, JEAN-RENE, VAN SPRANG, HANS, BALAC, CHRISTIAN
Format Patent
LanguageGerman
Published 15.01.2008
Subjects
BLASTING
HEATING
INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED
LIGHTING
MECHANICAL ENGINEERING
WEAPONS
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Summary:The invention relates to an electric lamp comprising a light-transmitting pear shaped lamp vessel ( 1 ) with a top part ( 8 ) and a centre part ( 9 ) in which a light source ( 2 ) is arranged in the centre part, said electric lamp provided with a light-absorbing medium ( 6 ) exhibiting a spectral transition in the visible range, at least a part of the lamp vessel ( 1 ) being provided with an interference film ( 5 ), wherein the light absorbing-medium ( 6 ) provided at the top part of the vessel ( 8 ) has an absorption, which is 1.5 to 5 times the absorption of the light-absorbing medium provided at the centre part ( 9 ) of the vessel.
Bibliography:Application Number: AT20050777761T