JPH0164260U - - Google Patents
Info
- Publication number
- JPH0164260U JPH0164260U JP1987159360U JP15936087U JPH0164260U JP H0164260 U JPH0164260 U JP H0164260U JP 1987159360 U JP1987159360 U JP 1987159360U JP 15936087 U JP15936087 U JP 15936087U JP H0164260 U JPH0164260 U JP H0164260U
- Authority
- JP
- Japan
- Prior art keywords
- reading
- image
- shading
- shading member
- reading 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
- 238000003384 imaging method Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000009499 grossing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Facsimile Scanning Arrangements (AREA)
Description
第1図は本考案一実施例の横断面図、第2図は
レンズを主走査方向に2箇並べる型式の読取装置
を模式的に示す図、第3図はシエーデイング調整
を行わない場合のCCDの出力波形レベルを示す
図、第4図はレンズを2箇用いる装置の場合のシ
エーデイング調整を行う前と後の上記出力波形レ
ベルを示す図、第5図は従来用いられていたシエ
ーデイング部材の構成図、第6図は本案一実施例
装置に具備されるシエーデイング部材の構成図で
ある。
1……画像担持体としてのスクリーン、7……
結像光学系、8……読取素子としてのCCD、6
0,60A,60B……シエーデイング部材。
Fig. 1 is a cross-sectional view of an embodiment of the present invention, Fig. 2 is a schematic diagram of a type of reading device in which two lenses are arranged in the main scanning direction, and Fig. 3 is a CCD without shading adjustment. Figure 4 is a diagram showing the output waveform level before and after the shading adjustment in the case of a device using two lenses, and Figure 5 is the configuration of a conventionally used shading member. FIG. 6 is a configuration diagram of a shading member provided in the apparatus according to the first embodiment of the present invention. 1...Screen as an image carrier, 7...
Imaging optical system, 8... CCD as a reading element, 6
0, 60A, 60B...Shading member.
Claims (1)
させる結像光学系と、前記結像位置に設けられ画
像の読取走査を行う読取素子と、該読取素子の出
力波形レベルを平滑化するためのシエーデイング
部材とを具備し、前記シエーデイング部材を、読
取素子の読取走査方向に複数分割したシエーデイ
ング部材で構成したことを特徴とする読取装置。 An imaging optical system that focuses an image written on an image carrier at an imaging position, a reading element provided at the imaging position that reads and scans the image, and smoothing the output waveform level of the reading element. 1. A reading device comprising: a shading member for reading, and wherein said shading member is composed of a plurality of shading members divided in a reading scanning direction of a reading element.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987159360U JPH0164260U (en) | 1987-10-20 | 1987-10-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987159360U JPH0164260U (en) | 1987-10-20 | 1987-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0164260U true JPH0164260U (en) | 1989-04-25 |
Family
ID=31440502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987159360U Pending JPH0164260U (en) | 1987-10-20 | 1987-10-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0164260U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0320569U (en) * | 1989-07-05 | 1991-02-28 |
-
1987
- 1987-10-20 JP JP1987159360U patent/JPH0164260U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0320569U (en) * | 1989-07-05 | 1991-02-28 |
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