JPH01126773U - - Google Patents
Info
- Publication number
- JPH01126773U JPH01126773U JP2288388U JP2288388U JPH01126773U JP H01126773 U JPH01126773 U JP H01126773U JP 2288388 U JP2288388 U JP 2288388U JP 2288388 U JP2288388 U JP 2288388U JP H01126773 U JPH01126773 U JP H01126773U
- Authority
- JP
- Japan
- Prior art keywords
- document
- black level
- level
- movable optical
- scanning
- 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 6
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Facsimile Scanning Arrangements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2288388U JPH01126773U (fr) | 1988-02-23 | 1988-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2288388U JPH01126773U (fr) | 1988-02-23 | 1988-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01126773U true JPH01126773U (fr) | 1989-08-30 |
Family
ID=31241396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2288388U Pending JPH01126773U (fr) | 1988-02-23 | 1988-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01126773U (fr) |
-
1988
- 1988-02-23 JP JP2288388U patent/JPH01126773U/ja active Pending
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