Patent ID: 8207659
Filing Date: 2012-06-26
Classification: C09K,H01L

Abstract:
1. A light emitting device, comprising: a light source; a first fluorescent material consisting of an organic fluorescent dye, the organic fluorescent dye absorbing a light-source light radiated by the light source and radiating a first light, a wavelength of the first light being different from a wavelength of the light-source light; and a second fluorescent material dispersedly provided in the first fluorescent material, the second fluorescent material absorbing the light-source light and radiating a second light, an absorptance of the light-source light in the second fluorescent material being higher than an absorptance of the light-source light in the organic fluorescent dye, and a wavelength of the second light being different from the wavelength of the light-source light and different from the wavelength of the first light.