发明名称 |
Fluorescent lamp using multi-layer phosphor coating |
摘要 |
A fluorescent lamp utilizing a dual layer phosphor coating is disclosed and with the base layer employing a calcium halophosphate phosphor which has been modified to provide efficient lumen output at a substantially reduced coating weight. The top phosphor layer in said coating comprises a blend of narrow bandwith emitting phosphors at various coating weights primarily to improve the color rendering capability of these lamps.
|
申请公布号 |
US4806824(A) |
申请公布日期 |
1989.02.21 |
申请号 |
US19880166739 |
申请日期 |
1988.03.02 |
申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
PAYNTER, JOHN;GILLOOLY, GEORGE R.;SOULES, THOMAS F.;HOFFMAN, MARY V. |
分类号 |
C09K11/76;H01J61/44;H01J61/48;(IPC1-7):H01J63/04 |
主分类号 |
C09K11/76 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|