Light extraction efficiency enhancement on organic light-emitting device by microlens array attachment: a systematic approach

  • Hsu, Sheng-Chih (Graduate Institute of Electro-Optical Engineering and Department of Electrical Engineering, National Taiwan University) ;
  • Chen, Kuan-Yu (Graduate Institute of Electro-Optical Engineering and Department of Electrical Engineering, National Taiwan University) ;
  • Lin, Hoang-Yan (Graduate Institute of Electro-Optical Engineering and Department of Electrical Engineering, National Taiwan University) ;
  • Lee, Jiun-Haw (Graduate Institute of Electro-Optical Engineering and Department of Electrical Engineering, National Taiwan University) ;
  • Lin, Chung-Yu (Graduate Institute of Electro-Optical Engineering and Department of Electrical Engineering, National Taiwan University) ;
  • Wei, Mao-Kuo (Department of Materials Science and Engineering, National Dong Hwa University)
  • Published : 2006.08.22

Abstract

A microlens arrays formed by thermal reflow method is attached to an OLED device and the light extraction efficiency which includes luminance and power information is determined by adjusting the area ratio and the height ratio.

Keywords