JPH01103964U - - Google Patents
Info
- Publication number
- JPH01103964U JPH01103964U JP20001987U JP20001987U JPH01103964U JP H01103964 U JPH01103964 U JP H01103964U JP 20001987 U JP20001987 U JP 20001987U JP 20001987 U JP20001987 U JP 20001987U JP H01103964 U JPH01103964 U JP H01103964U
- Authority
- JP
- Japan
- Prior art keywords
- backlight device
- shading correction
- scanning direction
- document reading
- light source
- 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
- 238000003705 background correction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Facsimile Scanning Arrangements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20001987U JPH01103964U (US06649357-20031118-C00005.png) | 1987-12-28 | 1987-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20001987U JPH01103964U (US06649357-20031118-C00005.png) | 1987-12-28 | 1987-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01103964U true JPH01103964U (US06649357-20031118-C00005.png) | 1989-07-13 |
Family
ID=31490446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20001987U Pending JPH01103964U (US06649357-20031118-C00005.png) | 1987-12-28 | 1987-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01103964U (US06649357-20031118-C00005.png) |
-
1987
- 1987-12-28 JP JP20001987U patent/JPH01103964U/ja active Pending
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