CN2278971Y - Double-fluorescent tube platform type image scanner - Google Patents
Double-fluorescent tube platform type image scanner Download PDFInfo
- Publication number
- CN2278971Y CN2278971Y CN 97204224 CN97204224U CN2278971Y CN 2278971 Y CN2278971 Y CN 2278971Y CN 97204224 CN97204224 CN 97204224 CN 97204224 U CN97204224 U CN 97204224U CN 2278971 Y CN2278971 Y CN 2278971Y
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- China
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- light
- light source
- image
- original text
- scanning
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- 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.)
- Expired - Lifetime
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- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000035515 penetration Effects 0.000 claims description 5
- 238000002310 reflectometry Methods 0.000 claims description 2
- 230000011514 reflex Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000012467 final product Substances 0.000 description 2
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Abstract
The utility model relates to a double-lamp tube platform type image scanner. The utility model adopts a light spitting device which can partially reflect and transmit a light source, a reflective document utilizes one light source, one group of reflective mirrors and the reflecting light (or transmitting light) of the light spitting device, and a penetrating device utilizes the other light source, the other group of reflective mirrors and the transmitting light (or reflecting light) of the light spitting device to sense images in an image snatching device. Each optical component of the utility model is fixed, and the image is clear and accurate.
Description
The utility model relates to a kind of pair of fluorescent tube flatbed device of image scanning, particularly relate to a kind of can be under the situation that optical component is maintained fixed scanning reflection original text and penetrate the flatbed device of image scanning of original text.
Existing flatbed device of image scanning generally aims at scanning reflection original text usefulness, promptly scans the page that opaque paper has manuscript; Also have minority to aim at scanning and penetrate original text usefulness, i.e. scanning has the transparency paper of manuscript.But if make the single scanning device have scanning reflection original text and the function that penetrates original text simultaneously, then need install a converter additional, the assembly of this converter is many and cost is high.
At this shortcoming, a kind of flatbed device of image scanning is disclosed in the Taiwan patented claim No. 279528 (date of declaration is on June 26th, 1996), it need not install converter additional and promptly have scanning reflection original text and the function that penetrates original text.Fig. 1 represents the configuration of wherein optical facilities, the configuration when wherein Fig. 1 a is the scanning reflection original text, the configuration when Fig. 1 b penetrates original text for scanning.
In Fig. 1 a, light source 11 starts, and light source 13 extinguishes.Light source 11 emitted light shine reflection original text 10 back reflections of desire scanning to catoptron 15, the light that the mirror 15 that is reflected reflects reflexes to concentrating element 16 via catoptron 12 and 14 again, light through concentrating element 16 is received by image grasping element 18, finishes the extracting of image data.
If desire scanning penetrates original text 20, then the image reflecting element 17 among Fig. 1 a is switched to the position shown in Fig. 1 b, and light source 11 is extinguished, light source 13 starts, like this by the emitted light penetration desires scanning of light source 13 penetrate original text 20 after be incident upon catoptron 19, the light that the mirror 19 that is reflected reflects reflexes to concentrating element 16 through image reflecting element 17, catoptron 12 and 14 more in regular turn, and the light of process concentrating element 16 is received by image grasping element 18, finishes the extracting of image data.Must notice that it is identical with the length that penetrates the optical path under two kinds of situations of original text that the scanning reflection original text is satisfied in the configuration of this optical facilities.
In addition, disclose another kind of flatbed device of image scanning in No. the 280479th, Taiwan patented claim (date of declaration is on July 1st, 1996), it need not install converter additional and have scanning reflection original text and the function that penetrates original text too.Fig. 2 shows the configuration of its optical facilities, and wherein image reflecting element 35 can rotate.When scanning reflection original text 10, light source 31 starts, light source 32 extinguishes, image reflecting element 35 is switched to the position shown in the imaginary line among the figure, light source 31 emitted light shine reflection original text 10 back reflections of desire scanning to catoptron 33, the light that the mirror 33 that is reflected reflects reflexes to concentrating element 16 through catoptron 34 and image reflecting element 35 again, and the light of process concentrating element 16 is received by image grasping element 18, finishes the extracting of image data.
When desire scanning penetrates original text 20, then image reflecting element 35 is rotated into the position shown in the solid line among the figure, and light source 31 extinguishes, light source 32 starts, so by the emitted light penetration desires scanning of light source 32 penetrate original text 20 after be incident upon catoptron 37, the light that the mirror 37 that is reflected reflects reflexes to concentrating element 16 through catoptron 36 and image reflecting element 35 more in regular turn, and the light of process concentrating element 16 is received by image grasping element 18, finishes the extracting of image data.
Though aforementioned two kinds of prior aries can be under the situation that does not install converter additional, have the scanning reflection original text and penetrate two kinds of functions of original text, but its shortcoming is to rotate the element (35 among 17 among Fig. 1 and Fig. 2) of a part in the optical facilities, switch to penetrate in scanning between original text and two kinds of patterns of reflection original text, and come switching position to be easy to produce error with the mode of rotating, as long as there is the error of any promptly may cause great influence to the image analytic degree of output, especially along with access times increase, error will be more serious, thereby influence the quality of image.
The purpose of this utility model is to provide a kind of all optical components all to be maintained fixed and gets final product the scanning reflection original text and penetrate original text, and can obtain the flatbed device of image scanning of high-quality image.
The purpose of this utility model is achieved in that promptly provides a kind of pair of fluorescent tube flatbed device of image scanning, has a shell, and it comprises first light source for reflection type image scanning usefulness; One secondary light source that supplies the penetration image scan to use, described secondary light source and described first light source place same body space; One part with incident light reflects away, the light-dividing device that another part transmission is gone out; The reflected image that described first light source of one reflection is broken forth is to first reflector group of described light-dividing device; The transmission image that the described secondary light source of one reflection is broken forth is to second reflector group of described light-dividing device; One will be from the concentrating element of the light focusing of described light-dividing device; One grasps the image grasping element of the light that focuses on through described concentrating element.
The advantage of the utility model device is that all optical components all are maintained fixed in the course of the work, therefore can obtain the image of better quality, simultaneously, penetrates original text and reflects original text with mechanism's accepted way of doing sth owing to adopt, so must not add converter, can effectively reduce cost.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described, wherein:
Fig. 1 a is existing flatbed device of image scanning, the state of each element in optical facilities when its reflection original text image scan is shown;
The state of each element in optical facilities when Fig. 1 b illustrates among Fig. 1 a existing flatbed device of image scanning and penetrates the original text image scan;
Fig. 2 is another existing flatbed device of image scanning state of each element and walking path of image data in the optical facilities when reflecting the original text image scan or penetrating the original text image scan;
Fig. 3 illustrates the three-dimensional exploded view of a platform device of image scanning;
Fig. 4 a is an embodiment of flatbed device of image scanning of the present utility model when reflecting the original text image scan, the state of each element in its optical facilities;
When Fig. 4 b penetrates the original text image scan for scanister among Fig. 4 a, the state of each element in the optical facilities.
Please refer to Fig. 3, it is the three-dimensional exploded view of a platform device of image scanning, mainly comprise loam cake 1, shell 2, optical facilities 3, guide 4, gear train 5 and base 6, mat gear train 5 makes optical facilities 3 parallel moving to scan whole file on guide 4.
Refer again to Fig. 4, in the device of image scanning of the present utility model, optical facilities mainly comprise reflection original text image scan with light source 41, penetrate original text image scan usefulness light source 42, catoptron 43,44,45,46,47, light-dividing device 48, concentrating element 16 and image grasping element 18.Wherein light-dividing device 48 is one the reflection of its incident light part with the optical component of another part transmission, can be can be a spectroscope or Amici prism.
When desiring scanning reflection original text 10, shown in Fig. 4 a, light source 41 starts, light source 42 extinguishes, light source 41 emitted light shine reflection original text 10 back reflections of desire scanning to catoptron 43, the light that the mirror 43 that is reflected reflects reflexes to light-dividing device 48 through catoptron 44 again, a light part that enters this light-dividing device 48 is by transmission, another part is reflected, the part that wherein is reflected enters concentrating element 16, light through concentrating element 16 is received by image grasping element 18 at last, finishes the extracting of image data.
When desire scanning penetrates original text 20, shown in Fig. 4 b, allow light source 41 extinguish, light source 42 starts, by the emitted light penetration desires scanning of light source 42 penetrate original text 20 after be incident upon catoptron 45, the light that the mirror 45 that is reflected reflects reflexes to light-dividing device 48 through catoptron 46,47 more in regular turn, similarly, a light part that enters this light-dividing device 48 is by transmission, another part is reflected, wherein entered concentrating element 16 by the part of transmission, the light of process concentrating element 16 is received by image grasping element 18 at last, finishes the extracting of image data.
Above-mentioned device of image scanning only need utilize a selected cell to select the light source that starts in use, can determine scanning reflection original text 10 or penetrate original text 20 that this selected cell can be software or firmware.The utility model biggest advantage is equal the fixing of each element in the optical facilities, therefore is difficult for producing optical parallax.The unique cost that must pay is: owing to enter the light of light-dividing device 48 is partial reflection and part transmission, so when light enters concentrating element 16, lost the light intensity of a part, but the light intensity mat of this loss increases the intensity of light source, for example installs reflector plate and is compensated.
The better embodiment of above-mentioned light-dividing device is that reflectivity and transmissivity are all between 20% to 80%.
The utility model also can paper feeding method, mechanism is fixed with light source, finishes scanning and move with paper.
Its reflection original text image scan of device of image scanning of the present utility model is with light source and penetrate the original text image scan and be arranged in same board with light source, be that both become with mechanism, so can dwindle the volume of board, and the utlity model has and need not move the characteristics that any optical component gets final product the scanning reflection original text and wears two kinds of images of original text, can exempt in the prior art producing trueness error, use this device of image scanning can obtain more clear and high-precision image because of the image reflection unit switches.
Claims (5)
1, a kind of pair of fluorescent tube flatbed device of image scanning has a shell, it is characterized in that, it comprises first light source for reflection type image scanning usefulness; One secondary light source that supplies the penetration image scan to use, described secondary light source and described first light source place same body space; One part with incident light reflects away, the light-dividing device that another part transmission is gone out; The reflected image that described first light source of one reflection is broken forth is to first reflector group of described light-dividing device; The transmission image that the described secondary light source of one reflection is broken forth is to second reflector group of described light-dividing device; One will be from the concentrating element of the light focusing of described light-dividing device; One grasps the image grasping element of the light that focuses on through described concentrating element.
2, flatbed device of image scanning as claimed in claim 1 is characterized in that, described device also comprises: in order to read the optical facilities of reflecting original text or penetrating the image data on the original text; Guide described optical facilities to move and read the reflection original text or penetrate the guide of the image data on the original text; The gear train that mobile power is provided and cooperates described guide that described optical facilities are moved; Be convenient to the man-machine interface mechanism that the user operates machines; One Instruction Selection according to the user starts described first light source or secondary light source scanning reflection original text or penetrates the light source selected cell of the device of image scanning of original text.
3, as claimed in claim 2 pair of fluorescent tube flatbed device of image scanning is characterized in that, described light-dividing device is spectroscope or Amici prism.
4, as claimed in claim 2 pair of fluorescent tube flatbed device of image scanning is characterized in that, the reflectivity of described light-dividing device and transmissivity are all between 20% to 80%.
5, as the flatbed device of image scanning of pair fluorescent tube as described in the claim 2, it is characterized in that described light source selected cell is software or firmware.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97204224 CN2278971Y (en) | 1997-02-13 | 1997-02-13 | Double-fluorescent tube platform type image scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97204224 CN2278971Y (en) | 1997-02-13 | 1997-02-13 | Double-fluorescent tube platform type image scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2278971Y true CN2278971Y (en) | 1998-04-15 |
Family
ID=33924819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97204224 Expired - Lifetime CN2278971Y (en) | 1997-02-13 | 1997-02-13 | Double-fluorescent tube platform type image scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2278971Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7317560B2 (en) | 2004-01-16 | 2008-01-08 | Canon Kabushiki Kaisha | Image reading apparatus and image forming apparatus using the same |
| US7408685B2 (en) | 2004-02-27 | 2008-08-05 | Canon Kabushiki Kaisha | Image reading apparatus and method of controlling same |
| US7468817B2 (en) | 2004-01-16 | 2008-12-23 | Canon Kabushiki Kaisha | Image reading apparatus |
| US7529000B2 (en) | 2004-01-21 | 2009-05-05 | Canon Kabushiki Kaisha | Image reading apparatus and image printing apparatus using the same |
-
1997
- 1997-02-13 CN CN 97204224 patent/CN2278971Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7317560B2 (en) | 2004-01-16 | 2008-01-08 | Canon Kabushiki Kaisha | Image reading apparatus and image forming apparatus using the same |
| US7468817B2 (en) | 2004-01-16 | 2008-12-23 | Canon Kabushiki Kaisha | Image reading apparatus |
| US7529000B2 (en) | 2004-01-21 | 2009-05-05 | Canon Kabushiki Kaisha | Image reading apparatus and image printing apparatus using the same |
| US7408685B2 (en) | 2004-02-27 | 2008-08-05 | Canon Kabushiki Kaisha | Image reading apparatus and method of controlling same |
| CN100438558C (en) * | 2004-02-27 | 2008-11-26 | 佳能株式会社 | Image reading apparatus and method of controlling same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: YUDONG OPTICAL CO., LTD. Free format text: FORMER OWNER: HONGYOU SCIENCE AND TECHNOLOGY CO LTD Effective date: 20070105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070105 Address after: Delaware Patentee after: Hongyou Science & Technology Co., Ltd. Address before: Hsinchu Science Park, Taiwan Patentee before: Hongyou Science and Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |