JPS62132549U - - Google Patents
Info
- Publication number
- JPS62132549U JPS62132549U JP1976986U JP1976986U JPS62132549U JP S62132549 U JPS62132549 U JP S62132549U JP 1976986 U JP1976986 U JP 1976986U JP 1976986 U JP1976986 U JP 1976986U JP S62132549 U JPS62132549 U JP S62132549U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- reflecting plate
- relationship
- exposure
- copying machine
- 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
- 230000004907 flux Effects 0.000 claims 2
- 238000005286 illumination Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 108091008695 photoreceptors Proteins 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Control Of Exposure In Printing And Copying (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Description
第１図は本考案を適用する複写機の概要を示す
説明図、第２図は光源系を示す拡大図、第３図は
有効スリツトにおける露光分布を示す説明図、第
４図はランプ電圧と露光強度の関係を示すグラフ
、第５図は光波長と露光強度の関係を示すグラフ
、第６図はランプ電圧と感光ベルト上での露光強
度の関係を示すグラフ、第７図はランプ電圧と画
像濃度の関係を示すグラフ、第８図は光波長と透
過率の関係を示すグラフ、第９図ａ，ｂ，ｃは光
波長と感光体上の分光分布の関係を示すグラフ、
第１０図はランプ電圧と感光ベルト上のエネルギ
ー強度の関係を示すグラフ、第１１図はランプ電
圧と画像濃度の関係を示すグラフ、第１２図はラ
ンプ電圧と色相の関係を示すグラフ、第１３図ａ
，ｂは本考案の実施例装置の概要を示す構造図と
露光分布を示す説明図、第１４図ａ，ｂは本考案
の他の実施例装置の概要を示す構造図と露光分布
を示す説明図、第１５図ａ，ｂは有効スリツト内
の分光分布を示すグラフ、第１６図はランプと反
射板の相対位置と画像濃度の関係を示すグラフ、
である。
１……光源ランプ、２……反射板、３……第２
焦点、４……現像ローラ、５……感光ベルト、６
……コンタクトガラス、９……有効スリツト、１
２，１２ａ……露光分布。
Fig. 1 is an explanatory diagram showing an overview of a copying machine to which the present invention is applied, Fig. 2 is an enlarged view showing the light source system, Fig. 3 is an explanatory diagram showing the exposure distribution in the effective slit, and Fig. 4 is an explanatory diagram showing the lamp voltage and Graph showing the relationship between exposure intensity. Figure 5 is a graph showing the relationship between light wavelength and exposure intensity. Figure 6 is a graph showing the relationship between lamp voltage and exposure intensity on the photosensitive belt. Figure 7 is a graph showing the relationship between lamp voltage and exposure intensity. A graph showing the relationship between image density; FIG. 8 is a graph showing the relationship between light wavelength and transmittance; FIGS. 9 a, b, and c are graphs showing the relationship between light wavelength and spectral distribution on the photoreceptor;
Fig. 10 is a graph showing the relationship between lamp voltage and energy intensity on the photoreceptor belt, Fig. 11 is a graph showing the relationship between lamp voltage and image density, Fig. 12 is a graph showing the relationship between lamp voltage and hue, and Fig. 13 is a graph showing the relationship between lamp voltage and image density. Diagram a
, b are structural diagrams showing an outline of an apparatus according to an embodiment of the present invention and an explanatory diagram showing an exposure distribution. FIGS. Figures 15a and 15b are graphs showing the spectral distribution within the effective slit, Figure 16 is a graph showing the relationship between the relative position of the lamp and the reflector and image density,
It is. 1...Light source lamp, 2...Reflector, 3...Second
Focus, 4...Developing roller, 5...Photosensitive belt, 6
...Contact glass, 9...Effective slit, 1
2, 12a...Exposure distribution.
Claims (1)
クター等の反射板によつて原稿の有効スリツト内
に集光させ原稿を照明する複写機の照明系におい
て、光源と反射板をそれぞれ摺動可能にし、該光
源と反射板の相対位置を変えることによつて、集
光位置に到達する光束を調整して原稿面上の露光
量を可変できるようにしたことを特徴とする複写
機等の露光量調整装置。 In the illumination system of a copying machine, which illuminates the original by concentrating the luminous flux of the light source within an effective slit of the original by a reflecting plate such as an elliptical reflector or a hyperbolic reflector, the light source and the reflecting plate are made slidable, and the light source and the 1. An exposure amount adjustment device for a copying machine, etc., characterized in that the amount of exposure on a document surface can be varied by adjusting the light flux reaching a condensing position by changing the relative position of a reflecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976986U JPS62132549U (en) | 1986-02-14 | 1986-02-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976986U JPS62132549U (en) | 1986-02-14 | 1986-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62132549U true JPS62132549U (en) | 1987-08-21 |
Family
ID=30814659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1976986U Pending JPS62132549U (en) | 1986-02-14 | 1986-02-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62132549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0352907U (en) * | 1989-09-29 | 1991-05-22 |
-
1986
- 1986-02-14 JP JP1976986U patent/JPS62132549U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0352907U (en) * | 1989-09-29 | 1991-05-22 |
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