JPH0444759U - - Google Patents
Info
- Publication number
- JPH0444759U JPH0444759U JP8707590U JP8707590U JPH0444759U JP H0444759 U JPH0444759 U JP H0444759U JP 8707590 U JP8707590 U JP 8707590U JP 8707590 U JP8707590 U JP 8707590U JP H0444759 U JPH0444759 U JP H0444759U
- Authority
- JP
- Japan
- Prior art keywords
- light
- light source
- light receiving
- source device
- image reading
- 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
- 238000005286 illumination Methods 0.000 claims description 4
- 230000035945 sensitivity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Facsimile Heads (AREA)
- Facsimile Scanning Arrangements (AREA)
Description
第１図は本考案による画像読取り装置の一実施
例を示す概略図、第２図は第１図の実施例におけ
る照明光源の具体的構成例を示す斜視図、第３図
は第１図の実施例における受光装置の具体的構成
例を示す斜視図である。第４図は従来の画像読取
り装置の一例を示す概略断面図であり、第５図は
第４図の画像読取り装置における照明光源の具体
的構成例を示す斜視図、第６図は第４図の画像読
取り装置における受光装置の具体的構成例を示す
斜視図である。
１０……画像読取り装置、１１……原稿、１２
……照明光源、１２ｂ……ＬＥＤアレイ、１３…
…レンズアレイ、１４……受光装置、１４ｂ……
受光素子。
FIG. 1 is a schematic diagram showing an embodiment of an image reading device according to the present invention, FIG. 2 is a perspective view showing a specific configuration example of the illumination light source in the embodiment of FIG. 1, and FIG. FIG. 2 is a perspective view showing a specific configuration example of a light receiving device in an example. FIG. 4 is a schematic cross-sectional view showing an example of a conventional image reading device, FIG. 5 is a perspective view showing a specific configuration example of an illumination light source in the image reading device shown in FIG. 4, and FIG. FIG. 2 is a perspective view showing a specific configuration example of a light receiving device in the image reading device. 10... Image reading device, 11... Original, 12
...Illumination light source, 12b...LED array, 13...
...Lens array, 14... Light receiving device, 14b...
Light receiving element.
Claims (1)
て、その移動方向に直交する走査方向に沿つて照
明光を照射する光源装置と、該光源装置から照射
され上記原稿の表面で反射された光が入射される
受光装置とを含む画像読取り装置において、 上記光源装置が、ＬＥＤアレイ及びレンズアレ
イから構成されており、該ＬＥＤアレイからの光
を該レンズアレイを介して、上記走査方向に沿つ
て一列に並んだドツト状に照射すると共に、上記
受光装置が、該照射方向に関して一様な受光感度
を有していることを特徴とする、画像読取り装置
。[Claims for Utility Model Registration] A light source device that irradiates illumination light along a scanning direction perpendicular to the direction of movement of a document that is relatively moved in one direction; an image reading device including a light receiving device into which light reflected on the surface of the image sensor is incident, wherein the light source device is composed of an LED array and a lens array, and the light source device transmits the light from the LED array through the lens array. . An image reading device, characterized in that the light is emitted in a dot shape arranged in a line along the scanning direction, and the light receiving device has uniform light receiving sensitivity in the direction of the irradiation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8707590U JPH0444759U (en) | 1990-08-22 | 1990-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8707590U JPH0444759U (en) | 1990-08-22 | 1990-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0444759U true JPH0444759U (en) | 1992-04-16 |
Family
ID=31819132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8707590U Pending JPH0444759U (en) | 1990-08-22 | 1990-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444759U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62285569A (en) * | 1986-06-03 | 1987-12-11 | Kyocera Corp | Reader |
| JPH0210965A (en) * | 1988-06-28 | 1990-01-16 | Nec Corp | Image sensor and input/output device |
-
1990
- 1990-08-22 JP JP8707590U patent/JPH0444759U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62285569A (en) * | 1986-06-03 | 1987-12-11 | Kyocera Corp | Reader |
| JPH0210965A (en) * | 1988-06-28 | 1990-01-16 | Nec Corp | Image sensor and input/output device |