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    <Log type="Info">'Monetary' elements on report '2413403 - Disclosure - CONCENTRATION OF RISK - Revenues by Geographic Area (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 1001000 - Statement - CONSOLIDATED BALANCE SHEETS (UNAUDITED)</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Sep. 30, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2011'</Log>
    <Log type="Info">Process Flow-Through: 1001501 - Statement - CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 1002000 - Statement - CONSLIDATED STATEMENTS OF OPERATIONS (UNAUDITED)</Log>
    <Log type="Info">Process Flow-Through: 1003000 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (UNAUDITED)</Log>
    <Log type="Info">Process Flow-Through: 1004000 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)</Log>
  </Logs>
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    <File>oled-20130930.xsd</File>
    <File>oled-20130930_cal.xml</File>
    <File>oled-20130930_def.xml</File>
    <File>oled-20130930_lab.xml</File>
    <File>oled-20130930_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
