JPS5720654B2 - - Google Patents
Info
- Publication number
- JPS5720654B2 JPS5720654B2 JP8693177A JP8693177A JPS5720654B2 JP S5720654 B2 JPS5720654 B2 JP S5720654B2 JP 8693177 A JP8693177 A JP 8693177A JP 8693177 A JP8693177 A JP 8693177A JP S5720654 B2 JPS5720654 B2 JP S5720654B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Landscapes
- Optical Filters (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8693177A JPS5421256A (en) | 1977-07-19 | 1977-07-19 | Manufacture for correction filter for exposure unit and its manufacturing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8693177A JPS5421256A (en) | 1977-07-19 | 1977-07-19 | Manufacture for correction filter for exposure unit and its manufacturing unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5421256A JPS5421256A (en) | 1979-02-17 |
| JPS5720654B2 true JPS5720654B2 (enExample) | 1982-04-30 |
Family
ID=13900599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8693177A Granted JPS5421256A (en) | 1977-07-19 | 1977-07-19 | Manufacture for correction filter for exposure unit and its manufacturing unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5421256A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4838266A (en) * | 1986-09-08 | 1989-06-13 | Koziol Jeffrey E | Lens shaping device using a laser attenuator |
| JP3505067B2 (ja) * | 1997-07-17 | 2004-03-08 | 松下電器産業株式会社 | 光量補正フィルター製造装置およびこの装置で製造された光量補正フィルターを用いたカラー受像管製造方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS499580A (enExample) * | 1972-05-25 | 1974-01-28 | ||
| JPS5222228B2 (enExample) * | 1972-08-21 | 1977-06-16 | ||
| JPS5247672A (en) * | 1975-10-15 | 1977-04-15 | Hitachi Ltd | Illuminance correction filter and manufacturing method thereof |
-
1977
- 1977-07-19 JP JP8693177A patent/JPS5421256A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5421256A (en) | 1979-02-17 |