UV LED RADIATION SOURCES FOR USE IN PHOTOPOLYMER EXPOSURE

An exposure system for exposing a photopolymer printing plate to actinic UV radiation, the exposure system comprising: a plurality of radiation sources for exposing the photopolymer printing plate to actinic UV radiation, wherein each radiation source comprises: a base comprising a heat sink, the ba...

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Bibliographische Detailangaben
1. Verfasser:	ARLT, Klaus Walter
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	APPARATUS SPECIALLY ADAPTED THEREFOR CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY MATERIALS THEREFOR OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORIGINALS THEREFOR PHOTOGRAPHY PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES PHYSICS
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Beschreibung
Zusammenfassung:	An exposure system for exposing a photopolymer printing plate to actinic UV radiation, the exposure system comprising: a plurality of radiation sources for exposing the photopolymer printing plate to actinic UV radiation, wherein each radiation source comprises: a base comprising a heat sink, the base having a width and a length along an axis, wherein the length is greater than the width; one or more circuit boards mounted on the base, the one or more circuit boards collectively having a plurality of light emitting diodes, LEDs, distributed over the length of the base; and a cover transparent or translucent to the actinic radiation and mounted on the base, the cover together with the base defining an enclosure for the plurality of LED.