JPS5977142U - Automatic exposure adjustment device - Google Patents
Automatic exposure adjustment deviceInfo
- Publication number
- JPS5977142U JPS5977142U JP17311782U JP17311782U JPS5977142U JP S5977142 U JPS5977142 U JP S5977142U JP 17311782 U JP17311782 U JP 17311782U JP 17311782 U JP17311782 U JP 17311782U JP S5977142 U JPS5977142 U JP S5977142U
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving section
- light receiving
- adjustment device
- automatic exposure
- 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
Landscapes
- Control Of Exposure In Printing And Copying (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例の概略構成図、第２図は露光
焼付光源の光波長帯の一特性図、第３図は感光紙の光波
長感度の一特性図、第４図は半導体受光センサの光波長
感度の一特性図である。
２：焼付部、８：露光焼付光源、２１：光ファイバ、２
２：半導体受光センサ、２３：光学的フィルタ。Fig. 1 is a schematic configuration diagram of an embodiment of the present invention, Fig. 2 is a characteristic diagram of the optical wavelength band of the exposure and printing light source, Fig. 3 is a characteristic diagram of the optical wavelength sensitivity of photosensitive paper, and Fig. 4 is a characteristic diagram of the optical wavelength sensitivity of the photosensitive paper. FIG. 2 is a characteristic diagram of light wavelength sensitivity of a semiconductor light receiving sensor. 2: Printing section, 8: Exposure and printing light source, 21: Optical fiber, 2
2: Semiconductor light receiving sensor, 23: Optical filter.
Claims (1)
した前記透過光を受光する受光部と、この受光部に接続
され前記透過光により前記原図紙の光透過率を検知測定
して自動的に露光量を調整する装置を有する複写機にお
いて、前記透過光の任意の光波長帯域をｉ外する光学的
フィルタを前記投光部と受光部との間の前記投光部側ま
たは受光部側のいずれかに設けたことを特徴とする自動
露光量調整装置。a light projecting section that projects transmitted light onto the original drawing paper; a light receiving section that receives the transmitted light that has passed through the original drawing paper; and a light receiving section that is connected to the light receiving section to detect and measure the light transmittance of the original drawing paper using the transmitted light. In a copying machine having a device that automatically adjusts the exposure amount, an optical filter that excludes an arbitrary wavelength band of the transmitted light is provided on the light projecting section side between the light projecting section and the light receiving section. Alternatively, an automatic exposure amount adjustment device characterized in that it is provided on either the light receiving section side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17311782U JPS5977142U (en) | 1982-11-16 | 1982-11-16 | Automatic exposure adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17311782U JPS5977142U (en) | 1982-11-16 | 1982-11-16 | Automatic exposure adjustment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5977142U true JPS5977142U (en) | 1984-05-25 |
Family
ID=30377203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17311782U Pending JPS5977142U (en) | 1982-11-16 | 1982-11-16 | Automatic exposure adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5977142U (en) |
-
1982
- 1982-11-16 JP JP17311782U patent/JPS5977142U/en active Pending
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