Substrate for oled, method of fabricating thereof and oled including the same

The present invention is a substrate for an organic light emitting device, its manufacturing method and more specifically to improve the extraction efficiency relates to an organic light emitting device including the same, as well as a substrate for an organic light emitting device having an excellent productivity and manufacturing efficiency, a method of manufacturing and It relates to an organic light emitting device including the same. To this end, the present invention is a substrate disposed on a side of the light emitted from the organic light emitting element is emitted to the outside, the base substrate; It formed on the base substrate, a light scattering layer made of a plurality of light scattering particles; And further comprising a transparent conductive film formed on the light scattering layer, of the pores formed in the between a plurality of light scattering particles or all the organic light-emitting device, characterized in that filled the metal oxide forming a film of a transparent conductive substrate , its manufacturing method and provides an organic light emitting device including the same.