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    • 72. 发明申请
    • Light Emitting Device and Illumination Apparatus
    • 发光装置和照明装置
    • US20090295265A1
    • 2009-12-03
    • US11721807
    • 2005-07-27
    • Tomoya TabuchiAkira MiyakeDaisuke Sakumoto
    • Tomoya TabuchiAkira MiyakeDaisuke Sakumoto
    • F21V13/08
    • H01L33/56H01L33/507H01L2224/13
    • A light emitting device includes a base on which a wiring conductor is formed from the top surface to the bottom surface or the side face; a light emitting chip mounted on the top surface of the base and electrically connected with the wiring conductor; a first light transmitting member which covers the light emitting chip; a second light transmitting member provided above the first light transmitting member to cover the first light transmitting member, the second light transmitting member being formed of a light transmitting material containing fluorescent materials for converting in wavelength the light emitted from the light emitting chip; and a third light transmitting member provided between the first and second light transmitting members, wherein the refractive index n1 of the first light transmitting member, the refractive index n2 of the second light transmitting member and the refractive index n3 of the third light transmitting member satisfy the relation: n3
    • 发光器件包括从顶表面到底表面或侧面形成布线导体的基底; 发光芯片安装在基座的顶表面上并与布线导体电连接; 覆盖发光芯片的第一透光构件; 第二透光构件,设置在第一透光构件上方以覆盖第一透光构件,第二透光构件由包含荧光材料的透光材料形成,用于使波长从发光芯片发射的光转换; 以及第三透光构件,设置在第一透光构件和第二透光构件之间,其中第一透光构件的折射率n1,第二透光构件的折射率n2和第三透光构件的折射率n3满足 关系:n3