JPS5338175A - High pressure metal vapor discharge lamp - Google Patents

High pressure metal vapor discharge lamp

Info

Publication number
JPS5338175A
JPS5338175A JP11342876A JP11342876A JPS5338175A JP S5338175 A JPS5338175 A JP S5338175A JP 11342876 A JP11342876 A JP 11342876A JP 11342876 A JP11342876 A JP 11342876A JP S5338175 A JPS5338175 A JP S5338175A
Authority
JP
Japan
Prior art keywords
high pressure
discharge lamp
metal vapor
vapor discharge
pressure metal
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.)
Granted
Application number
JP11342876A
Other languages
Japanese (ja)
Other versions
JPS6047699B2 (en
Inventor
Naoki Saito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electronics Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Priority to JP11342876A priority Critical patent/JPS6047699B2/en
Publication of JPS5338175A publication Critical patent/JPS5338175A/en
Publication of JPS6047699B2 publication Critical patent/JPS6047699B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

PURPOSE: To raise color temperature with a low voltage along with a higher color rendition and a higher efficiency by means of a light emitting tube forming a double tube with a cross section of concentric which is adapted absorb radiation power from the inner tube into the Na vapor layer provided between the inner tube and the outer tube.
COPYRIGHT: (C)1978,JPO&Japio
JP11342876A 1976-09-20 1976-09-20 high pressure metal vapor discharge lamp Expired JPS6047699B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11342876A JPS6047699B2 (en) 1976-09-20 1976-09-20 high pressure metal vapor discharge lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11342876A JPS6047699B2 (en) 1976-09-20 1976-09-20 high pressure metal vapor discharge lamp

Publications (2)

Publication Number Publication Date
JPS5338175A true JPS5338175A (en) 1978-04-07
JPS6047699B2 JPS6047699B2 (en) 1985-10-23

Family

ID=14611972

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11342876A Expired JPS6047699B2 (en) 1976-09-20 1976-09-20 high pressure metal vapor discharge lamp

Country Status (1)

Country Link
JP (1) JPS6047699B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57205182A (en) * 1981-06-12 1982-12-16 Brother Ind Ltd Sheet feeding device for printer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57205182A (en) * 1981-06-12 1982-12-16 Brother Ind Ltd Sheet feeding device for printer

Also Published As

Publication number Publication date
JPS6047699B2 (en) 1985-10-23

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