This invention relates to a light emitting device having a high light extraction efficiency, or in particular to an organic electroluminescence light {TAIL ~ emitting device} having a high light extraction efficiency for the light emitted from {HEAD ~ an organic EL layer} 
This invention relates to a light emitting device having a high light extraction efficiency , or in particular to an organic electroluminescence light { TAIL ~ emitting device } having a high light extraction efficiency for the light emitted from { HEAD ~ an organic EL layer }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD