| 摘要 |
PURPOSE: A lighting device for emitting light is provided to emit light with high color rendering by mixing light emitted from the different kinds of light sources. CONSTITUTION: A lighting device comprises an organic light emitting device, an LED, and a light guide plate. The light guide plate converts incident light from the LED to surface light source. The light guide plate mixes the light emitted from the LED with the light emitted from the organic light emitting device. The organic light emitting device emits light of a green color, a red color, a yellow color, or a mixture thereof. The LED emits the mixed light of a blue color, a red color or a mixture thereof. |
