Optics.org
daily coverage of the optics & photonics industry and the markets that it serves
Featured Showcases
Photonics West Showcase
Laser World of Photonics Showcase
Menu
white organic light emitting device WOLED exhibits high power efficiency. From Shuit-Tong Lee, a professor at City University of Hong Kong

Made from a single white-emitting material, this white organic light emitting device (WOLED) exhibits a luminance of 10,000 cd/m2.

Image Credit: Shuit-Tong Lee

© 2025 SPIE Europe
Top of Page