JPS535564A - Braun tube panel check device - Google Patents

Braun tube panel check device

Info

Publication number
JPS535564A
JPS535564A JP7896676A JP7896676A JPS535564A JP S535564 A JPS535564 A JP S535564A JP 7896676 A JP7896676 A JP 7896676A JP 7896676 A JP7896676 A JP 7896676A JP S535564 A JPS535564 A JP S535564A
Authority
JP
Japan
Prior art keywords
check device
tube panel
braun tube
panel check
crt
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
Application number
JP7896676A
Other languages
Japanese (ja)
Inventor
Katsumi Takami
Chiaki Shinpo
Noriaki Honma
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7896676A priority Critical patent/JPS535564A/en
Publication of JPS535564A publication Critical patent/JPS535564A/en
Pending legal-status Critical Current

Links

Landscapes

  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)

Abstract

PURPOSE: To perform a panel check for CRT through variation of the reflection light intensity condensing at the center of curvature utilizing the fact that the CRT rear surface is an accurate spherical surface.
COPYRIGHT: (C)1978,JPO&Japio
JP7896676A 1976-07-05 1976-07-05 Braun tube panel check device Pending JPS535564A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7896676A JPS535564A (en) 1976-07-05 1976-07-05 Braun tube panel check device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7896676A JPS535564A (en) 1976-07-05 1976-07-05 Braun tube panel check device

Publications (1)

Publication Number Publication Date
JPS535564A true JPS535564A (en) 1978-01-19

Family

ID=13676632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7896676A Pending JPS535564A (en) 1976-07-05 1976-07-05 Braun tube panel check device

Country Status (1)

Country Link
JP (1) JPS535564A (en)

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