JPS5437389A - Discharge lamp - Google Patents
Discharge lampInfo
- Publication number
- JPS5437389A JPS5437389A JP10256477A JP10256477A JPS5437389A JP S5437389 A JPS5437389 A JP S5437389A JP 10256477 A JP10256477 A JP 10256477A JP 10256477 A JP10256477 A JP 10256477A JP S5437389 A JPS5437389 A JP S5437389A
- Authority
- JP
- Japan
- Prior art keywords
- discharge lamp
- quartz glass
- fifetime
- concentration
- limiting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
PURPOSE: To improve the fifetime fo a discharge lamp which has a luminescence tube made of quartz glass and utilizes radiation of ultraviolet rays, by limiting the concentration of metal oxides of the quartz glass under certain conditions.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10256477A JPS5437389A (en) | 1977-08-29 | 1977-08-29 | Discharge lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10256477A JPS5437389A (en) | 1977-08-29 | 1977-08-29 | Discharge lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5437389A true JPS5437389A (en) | 1979-03-19 |
Family
ID=14330712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10256477A Pending JPS5437389A (en) | 1977-08-29 | 1977-08-29 | Discharge lamp |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5437389A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09512384A (en) * | 1995-02-21 | 1997-12-09 | ゼネラル・エレクトリック・カンパニイ | Sodium halide discharge lamp |
-
1977
- 1977-08-29 JP JP10256477A patent/JPS5437389A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09512384A (en) * | 1995-02-21 | 1997-12-09 | ゼネラル・エレクトリック・カンパニイ | Sodium halide discharge lamp |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS52156188A (en) | Fluorescent substance | |
JPS5437388A (en) | Discharge lamp | |
JPS5437389A (en) | Discharge lamp | |
JPS5437390A (en) | Discharge lamp | |
JPS5439973A (en) | Discharge lamp | |
JPS53144182A (en) | Fluorescent lamp | |
JPS5323174A (en) | Ring-shaped f luorescent lamp | |
JPS5431980A (en) | Fluorescent lamp | |
JPS5380779A (en) | Fluorescent lamp | |
JPS5289281A (en) | Fluorescent lamp for adjusting phytochrome | |
JPS5412172A (en) | Mercury lamp containing metal halide | |
JPS57132665A (en) | Fluorescent lamp | |
JPS5412177A (en) | Quickly-started fluorescent lamp | |
JPS52100774A (en) | Metallic halide lamp | |
JPS5433379A (en) | Reflection type fluorescent lamp | |
JPS546376A (en) | Metal vapor discharge lamp | |
JPS51140384A (en) | Fluorescent lamp | |
JPS5210880A (en) | Fluorescent substances | |
JPS51135674A (en) | Method of measuring effective dimension of fluorescent lamp mouth piec e | |
JPS5323172A (en) | High pressure meta l vapor discharge lamp | |
JPS5364685A (en) | Fluorescent substance | |
JPS51135885A (en) | Fluorescent substance | |
JPS52116672A (en) | Low temperature fluorescent lamp | |
JPS53146480A (en) | Metal halide lamp | |
JPS52142878A (en) | Metal vapor discharge lamp |