JPH02119257U - - Google Patents
Info
- Publication number
- JPH02119257U JPH02119257U JP1301289U JP1301289U JPH02119257U JP H02119257 U JPH02119257 U JP H02119257U JP 1301289 U JP1301289 U JP 1301289U JP 1301289 U JP1301289 U JP 1301289U JP H02119257 U JPH02119257 U JP H02119257U
- Authority
- JP
- Japan
- Prior art keywords
- image density
- reference pattern
- exposure source
- document
- photoreceptor
- 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.)
- Granted
Links
- 108091008695 photoreceptors Proteins 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989013012U JP2516624Y2 (ja) | 1988-11-30 | 1989-02-08 | 画像濃度補正装置 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63-154862 | 1988-11-30 | ||
| JP15486288 | 1988-11-30 | ||
| JP1989013012U JP2516624Y2 (ja) | 1988-11-30 | 1989-02-08 | 画像濃度補正装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02119257U true JPH02119257U (sl) | 1990-09-26 |
| JP2516624Y2 JP2516624Y2 (ja) | 1996-11-06 |
Family
ID=31717249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989013012U Expired - Lifetime JP2516624Y2 (ja) | 1988-11-30 | 1989-02-08 | 画像濃度補正装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2516624Y2 (sl) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5515185A (en) * | 1978-07-19 | 1980-02-02 | Ricoh Co Ltd | Image density control method |
| JPS56158346A (en) * | 1980-05-10 | 1981-12-07 | Ricoh Co Ltd | Detecting method of fatigue degree of photoreceptor |
| JPS5723972A (en) * | 1980-07-21 | 1982-02-08 | Ricoh Co Ltd | Control method for development bias |
| JPS61189419A (ja) * | 1985-02-18 | 1986-08-23 | Syst Gijutsu Kenkyusho:Kk | 組合せ計量装置 |
-
1989
- 1989-02-08 JP JP1989013012U patent/JP2516624Y2/ja not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5515185A (en) * | 1978-07-19 | 1980-02-02 | Ricoh Co Ltd | Image density control method |
| JPS56158346A (en) * | 1980-05-10 | 1981-12-07 | Ricoh Co Ltd | Detecting method of fatigue degree of photoreceptor |
| JPS5723972A (en) * | 1980-07-21 | 1982-02-08 | Ricoh Co Ltd | Control method for development bias |
| JPS61189419A (ja) * | 1985-02-18 | 1986-08-23 | Syst Gijutsu Kenkyusho:Kk | 組合せ計量装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2516624Y2 (ja) | 1996-11-06 |