JPS61137942U - - Google Patents
Info
- Publication number
- JPS61137942U JPS61137942U JP2239285U JP2239285U JPS61137942U JP S61137942 U JPS61137942 U JP S61137942U JP 2239285 U JP2239285 U JP 2239285U JP 2239285 U JP2239285 U JP 2239285U JP S61137942 U JPS61137942 U JP S61137942U
- Authority
- JP
- Japan
- Prior art keywords
- magnification
- document
- optical system
- change
- light amount
- 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 2
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2239285U JPS61137942U (2) | 1985-02-18 | 1985-02-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2239285U JPS61137942U (2) | 1985-02-18 | 1985-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61137942U true JPS61137942U (2) | 1986-08-27 |
Family
ID=30514645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2239285U Pending JPS61137942U (2) | 1985-02-18 | 1985-02-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61137942U (2) |
-
1985
- 1985-02-18 JP JP2239285U patent/JPS61137942U/ja active Pending
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