JPS5274274A - Black matrix type color picture tube - Google Patents
Black matrix type color picture tubeInfo
- Publication number
- JPS5274274A JPS5274274A JP14959075A JP14959075A JPS5274274A JP S5274274 A JPS5274274 A JP S5274274A JP 14959075 A JP14959075 A JP 14959075A JP 14959075 A JP14959075 A JP 14959075A JP S5274274 A JPS5274274 A JP S5274274A
- Authority
- JP
- Japan
- Prior art keywords
- black matrix
- matrix type
- picture tube
- type color
- color picture
- 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
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Abstract
PURPOSE: To improve brightness of a fluorescent screen by making a light absorbing coating plural holes in the shape of stripe or dot thin so far as it does not degrade the contrast on the fluorescent screen and controlling its transmissivity at 5%-40%.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14959075A JPS5274274A (en) | 1975-12-17 | 1975-12-17 | Black matrix type color picture tube |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14959075A JPS5274274A (en) | 1975-12-17 | 1975-12-17 | Black matrix type color picture tube |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5274274A true JPS5274274A (en) | 1977-06-22 |
Family
ID=15478517
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14959075A Pending JPS5274274A (en) | 1975-12-17 | 1975-12-17 | Black matrix type color picture tube |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5274274A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0410386A2 (en) * | 1989-07-27 | 1991-01-30 | Kabushiki Kaisha Toshiba | Color picture tube |
US5148082A (en) * | 1989-07-11 | 1992-09-15 | Kabushiki Kaisha Toshiba | Color picture tube with light absorbing layer on screen |
-
1975
- 1975-12-17 JP JP14959075A patent/JPS5274274A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5148082A (en) * | 1989-07-11 | 1992-09-15 | Kabushiki Kaisha Toshiba | Color picture tube with light absorbing layer on screen |
EP0410386A2 (en) * | 1989-07-27 | 1991-01-30 | Kabushiki Kaisha Toshiba | Color picture tube |
US5045750A (en) * | 1989-07-27 | 1991-09-03 | Kabushiki Kaisha Toshiba | Color picture tube having a phosphor screen with a semitransparent black light absorption |
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