JPS62132546U - - Google Patents
Info
- Publication number
- JPS62132546U JPS62132546U JP1976686U JP1976686U JPS62132546U JP S62132546 U JPS62132546 U JP S62132546U JP 1976686 U JP1976686 U JP 1976686U JP 1976686 U JP1976686 U JP 1976686U JP S62132546 U JPS62132546 U JP S62132546U
- Authority
- JP
- Japan
- Prior art keywords
- document
- reflector
- relationship
- exposure
- 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
- 230000004907 flux Effects 0.000 claims 2
- 238000005286 illumination Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 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
- Exposure Or Original Feeding In Electrophotography (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
- Control Of Exposure In Printing And Copying (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図は
本考案の概要を示す説明図、第１４図ａ，ｂは本
考案による光波長と感光体上分光分布の関係を示
すグラフ、第１５図は補助反射板の移動量と画像
濃度の関係を示すグラフである。
１……光源ランプ、２……反射板、２ａ……上
補助反射板、２ｂ……下補助反射板、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、１３……露光変化量。
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 photosensitive 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. The figure is an explanatory diagram showing the outline of the present invention. Figures 14a and 14b are graphs showing the relationship between light wavelength and spectral distribution on the photoreceptor according to the present invention. Figure 15 is the relationship between the amount of movement of the auxiliary reflector and image density. This is a graph showing. 1...Light source lamp, 2...Reflector, 2a...Upper auxiliary reflector, 2b...Lower auxiliary reflector, 3...Second
Focus, 4...Developing roller, 5...Photosensitive belt, 6
...Contact glass, 9...Effective slit, 1
2, 12a... Exposure distribution, 13... Exposure variation.
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、原稿を照射する複写機の照明系にお
いて、上記反射板を光源の長手方向に対して平行
に分割し、その分割した部分を移動可能にし、集
光位置に集光される光束を調整して、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 that focuses the luminous flux of a light source within an effective slit of a document using a reflector such as an elliptical reflector or a hyperbolic reflector, and irradiates the document, the reflector is placed parallel to the longitudinal direction of the light source. Exposure amount adjustment for a copying machine, etc., characterized in that the amount of exposure on the surface of the document can be varied by dividing the document into parts, making the divided portions movable, and adjusting the luminous flux condensed at the condensing position. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976686U JPS62132546U (en) | 1986-02-14 | 1986-02-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976686U JPS62132546U (en) | 1986-02-14 | 1986-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62132546U true JPS62132546U (en) | 1987-08-21 |
Family
ID=30814653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1976686U Pending JPS62132546U (en) | 1986-02-14 | 1986-02-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62132546U (en) |
-
1986
- 1986-02-14 JP JP1976686U patent/JPS62132546U/ja active Pending
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