发明名称 |
HIGH PRESSURE METAL HALIDE LAMP |
摘要 |
The high pressure metal halide lamp has in a light transmitting discharge vessel (1) tungsten electrodes (3) and a filling comprising a rare gas, a buffer gas and at least one halide chosen from hafnium and zirconium bromide and chloride. The filling comprises furthermore a metal chosen from tin, tantalum and antimony in elementary form and is free from iodine in an amount exceeding 0.5 .mu.mol I/cm3 discharge space (2). The lamp has considerably improved light generating properties.
|
申请公布号 |
CA2124515(A1) |
申请公布日期 |
1994.12.02 |
申请号 |
CA19942124515 |
申请日期 |
1994.05.27 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
NATOUR, GHALEB;SCHOLL, ROBERT PETER |
分类号 |
H01J61/20;H01J61/12;H01J61/82;(IPC1-7):H01J61/12 |
主分类号 |
H01J61/20 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|