JPS6452352U - - Google Patents
Info
- Publication number
- JPS6452352U JPS6452352U JP14782287U JP14782287U JPS6452352U JP S6452352 U JPS6452352 U JP S6452352U JP 14782287 U JP14782287 U JP 14782287U JP 14782287 U JP14782287 U JP 14782287U JP S6452352 U JPS6452352 U JP S6452352U
- Authority
- JP
- Japan
- Prior art keywords
- image reading
- document
- reading device
- light
- illumination system
- 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
- 238000010586 diagram Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
Landscapes
- Facsimile Scanning Arrangements (AREA)
Description
第１図は本考案による画像読取装置の一実施例
を示す概略断面図、第２図ａ，ｂ，ｃは夫々副走
査方向における第１図に示した実施例の照度を示
す図、第３図ａは従来の画像読取装置の原稿照明
系を示す概略断面図、第３図ｂはその光量分布を
示す図、第４図ａ，ｂ，ｃは夫々従来の原稿照明
系による副走査方向における照度を示す図、第５
図ａ，ｂ，ｃ，ｄは他の実施例を示す概略図、第
６図は他の実施例の斜視図、第７図はラインセン
サーの平面図を示している。
１，１′，１″，８，８′，８″：反射笠、２
：ハロゲンランプ、３：遮光板、４：原稿台ガラ
ス、５：原稿、６：自己結像素子アレイ、７：ラ
インセンサー。
FIG. 1 is a schematic sectional view showing an embodiment of an image reading device according to the present invention, FIGS. 2a, b, and c are diagrams showing the illuminance of the embodiment shown in FIG. Figure a is a schematic cross-sectional view showing the original illumination system of a conventional image reading device, Figure 3 b is a diagram showing its light amount distribution, and Figures 4 a, b, and c are each shown in the sub-scanning direction by the conventional original illumination system. Diagram showing illuminance, 5th
Figures a, b, c, and d are schematic views showing other embodiments, Figure 6 is a perspective view of the other embodiment, and Figure 7 is a plan view of the line sensor. 1, 1', 1'', 8, 8', 8'': Reflective shade, 2
: halogen lamp, 3: light-shielding plate, 4: original table glass, 5: original, 6: self-imaging element array, 7: line sensor.
Claims (1)
原稿からの反射光をデジタル画像読取手段に結像
させて画像を読取る画像読取装置において、前記
原稿照明系は光源からの光を滑らかな曲面のみか
らなる形状を有する反射部材を介して原稿を照明
するように構成したことを特徴とする画像読取り
装置。 (2) 該デジタル画像読取手段は副走査方向に対
しても配列をもつことを特徴とする実用新案登録
請求の範囲第１項記載の画像読取り装置。[Scope of claim for utility model registration] (1) Directing light from the document illumination system toward the document,
In an image reading device that reads an image by focusing reflected light from a document on a digital image reading means, the document illumination system illuminates the document with light from a light source through a reflecting member having a shape consisting only of smooth curved surfaces. An image reading device characterized in that it is configured to. (2) The image reading device according to claim 1, wherein the digital image reading means has an arrangement also in the sub-scanning direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14782287U JPS6452352U (en) | 1987-09-28 | 1987-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14782287U JPS6452352U (en) | 1987-09-28 | 1987-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6452352U true JPS6452352U (en) | 1989-03-31 |
Family
ID=31418581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14782287U Pending JPS6452352U (en) | 1987-09-28 | 1987-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6452352U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62123867A (en) * | 1985-11-25 | 1987-06-05 | Fuji Xerox Co Ltd | Original lighting equipment |
-
1987
- 1987-09-28 JP JP14782287U patent/JPS6452352U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62123867A (en) * | 1985-11-25 | 1987-06-05 | Fuji Xerox Co Ltd | Original lighting equipment |
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