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公开(公告)号：US10707436B2
公开(公告)日：2020-07-07
申请号：US16209748
申请日：2018-12-04
Applicant: LG Display Co., Ltd.
Inventor： Jin-A You , Chang-Oh Kim , Jae-Min Moon , Ju-Hyuk Kwon
Abstract: The present disclosure relates to an illumination device which is realized by an organic light emitting element having a plurality of stacks and which achieves an improvement in relation to the efficiency difference among wavelengths by changing a light emitting layer structure of a predetermined stack.
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