JPS59228237A - 複写機の変倍露光装置 - Google Patents
複写機の変倍露光装置Info
- Publication number
- JPS59228237A JPS59228237A JP10254783A JP10254783A JPS59228237A JP S59228237 A JPS59228237 A JP S59228237A JP 10254783 A JP10254783 A JP 10254783A JP 10254783 A JP10254783 A JP 10254783A JP S59228237 A JPS59228237 A JP S59228237A
- Authority
- JP
- Japan
- Prior art keywords
- copying
- scanning
- exposure
- magnification
- mirror unit
- 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
- 230000003287 optical effect Effects 0.000 claims description 29
- 108091008695 photoreceptors Proteins 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10254783A JPS59228237A (ja) | 1983-06-10 | 1983-06-10 | 複写機の変倍露光装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10254783A JPS59228237A (ja) | 1983-06-10 | 1983-06-10 | 複写機の変倍露光装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59228237A true JPS59228237A (ja) | 1984-12-21 |
JPH0368366B2 JPH0368366B2 (enrdf_load_stackoverflow) | 1991-10-28 |
Family
ID=14330270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10254783A Granted JPS59228237A (ja) | 1983-06-10 | 1983-06-10 | 複写機の変倍露光装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59228237A (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5970181A (en) * | 1993-12-29 | 1999-10-19 | Kabushiki Kaisha Toshiba | Image-scanning apparatus with a shading correction function |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5267321A (en) * | 1975-12-01 | 1977-06-03 | Canon Inc | Variable magnification optical instrument |
JPS55166666A (en) * | 1979-06-15 | 1980-12-25 | Canon Inc | Variable power copying apparatus |
-
1983
- 1983-06-10 JP JP10254783A patent/JPS59228237A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5267321A (en) * | 1975-12-01 | 1977-06-03 | Canon Inc | Variable magnification optical instrument |
JPS55166666A (en) * | 1979-06-15 | 1980-12-25 | Canon Inc | Variable power copying apparatus |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5970181A (en) * | 1993-12-29 | 1999-10-19 | Kabushiki Kaisha Toshiba | Image-scanning apparatus with a shading correction function |
Also Published As
Publication number | Publication date |
---|---|
JPH0368366B2 (enrdf_load_stackoverflow) | 1991-10-28 |
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