UV radiation-absorbing coatings

The subject invention, therefore, relates to a multi-layer coating for use on a thick-walled metal halide lamp which emits visible light radiation and absorbs and reflects UV radiation, and which further manages the thermal non-uniformity problems across the thickness of the arc tube to substantiall...

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Bibliographic Details
Main Authors PARHAM, THOMAS G, ALLEN, GARY R, BATEMAN, ROBERT L, DAVENPORT, JOHN M
Format Patent
LanguageEnglish
French
German
Published 24.04.2002
Edition7
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
ELECTRICITY
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
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Summary:The subject invention, therefore, relates to a multi-layer coating for use on a thick-walled metal halide lamp which emits visible light radiation and absorbs and reflects UV radiation, and which further manages the thermal non-uniformity problems across the thickness of the arc tube to substantially eliminate devitrification problems.
Bibliography:Application Number: EP19960300217