JPS62112253U - - Google Patents
Info
- Publication number
- JPS62112253U JPS62112253U JP34786U JP34786U JPS62112253U JP S62112253 U JPS62112253 U JP S62112253U JP 34786 U JP34786 U JP 34786U JP 34786 U JP34786 U JP 34786U JP S62112253 U JPS62112253 U JP S62112253U
- Authority
- JP
- Japan
- Prior art keywords
- document
- image reading
- written
- photoelectric conversion
- conversion element
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
Landscapes
- Facsimile Scanning Arrangements (AREA)
- Facsimile Image Signal Circuits (AREA)
Description
第１図はこの考案の一実施例を示す原稿移動・
固定兼用型の画像読取装置の側断面図、第２図は
第１図の別の使用態様を示す側断面図、第３図は
第１図の要部を拡大した側断面図、第４図は第１
図のさらに別の使用状態を示す要部拡大側断面図
、第５図は従来の画像読取装置の一例を示す側断
面図、第６図は第５図の要部を拡大した側断面図
である。
１４ａ……光電変換素子、１４ｂ……結合レン
ズ、１５，１６……原稿ガイド、２０ａ……光源
、２０ｂ，２１ａ，２１ｂ……反射ミラー、２２
……原稿面ガラス、２３ａ……原稿面ガラス押さ
え。なお、各図中、同一符号は同一又は相当部分
を示す。
Figure 1 shows an embodiment of this invention.
2 is a side sectional view of a fixed-type image reading device; FIG. 2 is a side sectional view showing another mode of use of FIG. 1; FIG. 3 is an enlarged side sectional view of the main parts of FIG. 1; FIG. is the first
FIG. 5 is a side sectional view showing an example of a conventional image reading device; FIG. 6 is an enlarged side sectional view of the main part of FIG. be. 14a...Photoelectric conversion element, 14b...Coupling lens, 15, 16...Document guide, 20a...Light source, 20b, 21a, 21b...Reflection mirror, 22
...Original surface glass, 23a...Original surface glass holder. In each figure, the same reference numerals indicate the same or equivalent parts.
Claims (1)
射された反射光を反射ミラー、結合レンズを経由
して読取り、電気信号に変換する光電変換素子と
を備えている画像読取装置において、前記原稿を
前記光電変換素子で読取る前のユニフオミテイ補
正に必要な基準白色部を、光源により照射され光
電変換素子に読取られる領域に記したことを特徴
とする画像読取装置。 (2) 基準白色部は、原稿搬送路を形成する原稿
ガイドに記されている実用新案登録請求の範囲第
１項記載の画像読取装置。 (3) 基準白色部は、原稿が載られる原稿面ガラ
スを支持する原稿面押さえに記されている実用新
案登録請求の範囲第(1)項または第(2)項記載の画
像読取装置。[Claims for Utility Model Registration] (1) A light source that irradiates light onto a document, and a photoelectric conversion element that reads the reflected light irradiated onto the document via a reflecting mirror and a coupling lens and converts it into an electrical signal. In the image reading device, a reference white portion necessary for uniformity correction before the document is read by the photoelectric conversion element is written in an area illuminated by a light source and read by the photoelectric conversion element. Device. (2) The image reading device according to claim 1, wherein the reference white portion is written on a document guide forming a document conveyance path. (3) The image reading device according to claim 1 or 2, wherein the reference white portion is written on a document surface holder that supports a document surface glass on which a document is placed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34786U JPS62112253U (en) | 1986-01-08 | 1986-01-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34786U JPS62112253U (en) | 1986-01-08 | 1986-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62112253U true JPS62112253U (en) | 1987-07-17 |
Family
ID=30777236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP34786U Pending JPS62112253U (en) | 1986-01-08 | 1986-01-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62112253U (en) |
-
1986
- 1986-01-08 JP JP34786U patent/JPS62112253U/ja active Pending
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