A light emitting device package, comprising: a sub mount delimiting a cavity; a first electrode layer and a second electrode layer formed on the sub mount; a sealing material on the uppermost surface of the first and second electrode layers (220, 230); a light emitting diode device on the first electrode layer, and configured to generate light of a first wavelength, the light emitting diode device being disposed in said cavity (c); a dielectric layer disposed on the sealing material; a glass capping layer disposed on the dielectric layer; and a fluorescent layer on the glass capping layer, and configured to convert the light of the first wavelength into light of a second wavelength, wherein the dielectric layer includes a plurality of layers having at least two different refractive indices, that transmits the light of the first wavelength and reflects the light of the second wavelength, and wherein the glass capping layer is disposed between the dielectric layer and the fluorescent layer, wherein the dielectric layer, the capping layer and the fluorescent layer are disposed above the cavity, wherein each of the sealing material, the dielectric layer, the glass capping layer, and the fluorescent layer are sequentially stacked, wherein each lateral width of the dielectric layer, the glass capping layer, and the fluorescent layer is greater than that of the cavity, wherein the sealing material is directly disposed on the uppermost surface of the first and second electrode layers (220, 230) and wherein the dielectric layer has a top surface of a uniform plane and the fluorescent layer has a uniform thickness and is a conformal coating to the dielectric layer, and wherein the first electrode layer or the second electrode layer serves as a reflecting layer to increase light efficiency by reflecting light generated from the light emitting device chip, and to discharge heat generated from the light emitting device chip to the outside, and wherein all of the dielectric layer, the capping layer and the fluorescent layer are spaced apart from the reflecting layer. a sub mount delimiting a cavity; a first electrode layer and a second electrode layer formed on the sub mount; a sealing material on the uppermost surface of the first and second electrode layers (220, 230); a light emitting diode device on the first electrode layer, and configured to generate light of a first wavelength, the light emitting diode device being disposed in said cavity (c); a dielectric layer disposed on the sealing material; a glass capping layer disposed on the dielectric layer; and a fluorescent layer on the glass capping layer, and configured to convert the light of the first wavelength into light of a second wavelength, wherein the dielectric layer includes a plurality of layers having at least two different refractive indices, that transmits the light of the first wavelength and reflects the light of the second wavelength, and wherein the glass capping layer is disposed between the dielectric layer and the fluorescent layer, wherein the dielectric layer, the capping layer and the fluorescent layer are disposed above the cavity, wherein each of the sealing material, the dielectric layer, the glass capping layer, and the fluorescent layer are sequentially stacked, wherein each lateral width of the dielectric layer, the glass capping layer, and the fluorescent layer is greater than that of the cavity, wherein the sealing material is directly disposed on the uppermost surface of the first and second electrode layers (220, 230) and wherein the dielectric layer has a top surface of a uniform plane and the fluorescent layer has a uniform thickness and is a conformal coating to the dielectric layer, and wherein the first electrode layer or the second electrode layer serves as a reflecting layer to increase light efficiency by reflecting light generated from the light emitting device chip, and to discharge heat generated from the light emitting device chip to the outside, and wherein all of the dielectric layer, the capping layer and the fluorescent layer are spaced apart from the reflecting layer.