发明名称 LED lamp provided with optical diffusion layer having increased thickness and method of manufacturing thereof
摘要 An LED lamp according to the present invention includes: at least one LED chip 12 that is mounted on a substrate 11; a phosphor resin portion 13 that covers the LED chip 12; a lens 22 to act on the outgoing light of the phosphor resin portion 13; and an optical diffusion layer (light-transmissive resin portion 20), which is arranged between the phosphor resin portion 13 and the lens 22 and in which particles to scatter the light are dispersed.
申请公布号 US7514867(B2) 申请公布日期 2009.04.07
申请号 US20050582329 申请日期 2005.04.08
申请人 PANASONIC CORPORATION 发明人 YANO TADASHI;TAKAHASHI KIYOSHI;SHIMIZU MASANORI
分类号 H05B33/00;F21Y101/02;H01L33/32;H01L33/50;H01L33/54;H01L33/56;H01L33/60;H01L33/62 主分类号 H05B33/00
代理机构 代理人
主权项
地址