| abstract |
The present invention discloses an organic light emitting device, which includes a first electrode, a second electrode opposite to the first electrode, and at least one organic layer interposed between the first electrode and the second electrode. The organic layer contains a first compound and a second compound represented by Formula A and Formula B, respectively. The organic light emitting device exhibits low driving voltage, high efficiency, and long lifetime. Due to these advantages, the organic light emitting device is useful in various industrial applications including display systems and light emitting systems. |