公开(公告)号：US20040222727A1

公开(公告)日：2004-11-11

申请号：US10839259

申请日：2004-05-06

申请人： DESPOSITION SCIENCES INC. ,  PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH

发明人： Reinhard Schaefer ,  Robert Nichols ,  Florence Taitel

IPC分类号： H01J061/40 ,  H01J063/04 ,  H01K001/30

CPC分类号： H01K1/26 ,  H01J61/40 ,  H01K1/32

摘要： The invention relates to a lamp comprising a transparent envelope having a first region defining an enclosed interior volume, and a closure region adjacent said first region, a light source located in said interior volume and electrically coupled to the exterior through said closure region, an interference filter coating formed on the exterior of said first region, said interference filter coating defining a spectral region of transparency, a light absorbing coating formed on the exterior of said first region, wherein said light absorbing coating comprises a ring-shaped portion having a layer thickness of at least 20 nanometer.

摘要翻译： 本发明涉及一种灯，包括透明外壳，其具有限定封闭的内部容积的第一区域和邻近所述第一区域的封闭区域，位于所述内部空间中的光源，并且通过所述封闭区域电耦合到外部， 在所述第一区域的外部形成的过滤器涂层，所述干涉滤光器涂层限定透明度的光谱区域，形成在所述第一区域的外部的光吸收涂层，其中所述光吸收涂层包括具有层厚度的环形部分 至少20纳米。