JPS6226733Y2 - - Google Patents
Info
- Publication number
- JPS6226733Y2 JPS6226733Y2 JP4426177U JP4426177U JPS6226733Y2 JP S6226733 Y2 JPS6226733 Y2 JP S6226733Y2 JP 4426177 U JP4426177 U JP 4426177U JP 4426177 U JP4426177 U JP 4426177U JP S6226733 Y2 JPS6226733 Y2 JP S6226733Y2
- Authority
- JP
- Japan
- Prior art keywords
- light beam
- focusing
- focusing device
- scanning
- incident
- 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.)
- Expired
Links
- 230000003287 optical effect Effects 0.000 description 11
- 201000009310 astigmatism Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Facsimile Scanning Arrangements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4426177U JPS6226733Y2 (da) | 1977-04-08 | 1977-04-08 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4426177U JPS6226733Y2 (da) | 1977-04-08 | 1977-04-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53138854U JPS53138854U (da) | 1978-11-02 |
JPS6226733Y2 true JPS6226733Y2 (da) | 1987-07-09 |
Family
ID=28920238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4426177U Expired JPS6226733Y2 (da) | 1977-04-08 | 1977-04-08 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6226733Y2 (da) |
-
1977
- 1977-04-08 JP JP4426177U patent/JPS6226733Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS53138854U (da) | 1978-11-02 |
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