JPS63174778U - - Google Patents
Info
- Publication number
- JPS63174778U JPS63174778U JP17945086U JP17945086U JPS63174778U JP S63174778 U JPS63174778 U JP S63174778U JP 17945086 U JP17945086 U JP 17945086U JP 17945086 U JP17945086 U JP 17945086U JP S63174778 U JPS63174778 U JP S63174778U
- Authority
- JP
- Japan
- Prior art keywords
- screen
- optical system
- optical axis
- ray tube
- cathode ray
- 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
- 230000003287 optical effect Effects 0.000 claims description 10
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- Transforming Electric Information Into Light Information (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17945086U JPS63174778U (ru) | 1986-11-20 | 1986-11-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17945086U JPS63174778U (ru) | 1986-11-20 | 1986-11-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63174778U true JPS63174778U (ru) | 1988-11-14 |
Family
ID=31122523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17945086U Pending JPS63174778U (ru) | 1986-11-20 | 1986-11-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63174778U (ru) |
-
1986
- 1986-11-20 JP JP17945086U patent/JPS63174778U/ja active Pending
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