Patent ID: 8314540
Filing Date: 2012-11-20
Classification: H01L

Abstract:
1. A color converted light emitting apparatus comprising: a light emitting element; and a color conversion layer including, a phosphor that is configured to be excited by light emitted from the light emitting element and to thus emit fluorescent light, and particles of a first thickener having an average primary particle diameter and particles of a second thickener having an average primary particle diameter, with the average primary particle diameter of the first thickener being different from the average primary particle diameter of the second thickener, and wherein the average primary particle diameter of the second thickener is less than one half of the average primary particle diameter of the first thickener and wherein the first thickener is present in an amount greater than or equal to 30 wt % and less than 100 wt % based on a total weight of the first and second thickeners.