CN104064425A - Image display device based on electron microscope - Google Patents
Image display device based on electron microscope Download PDFInfo
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- CN104064425A CN104064425A CN201410298304.0A CN201410298304A CN104064425A CN 104064425 A CN104064425 A CN 104064425A CN 201410298304 A CN201410298304 A CN 201410298304A CN 104064425 A CN104064425 A CN 104064425A
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Abstract
The invention relates to an image display device based on an electron microscope. The image display device comprises an optical imaging system and a signal processing and control system. The signal processing and control system comprises a transmission electron microscope, an electro-optic conversion device, a CCD, an image acquisition card and a computer which are connected successively. A transmission electron microscope online controller is connected between the electro-optic conversion device and the computer. The computer is connected with a printer. The optical imaging system comprises a pair of lenses, a pair of prisms and a fluorescent plate. The transmission electron beam from the electron microscope lens arrives onto the fluorescent plate, the transmission electron beam is imaged by the fluorescent plate and then the image is transferred to the prisms and the lenses for transmission, and finally, the image reaches the CCD and acquired by the computer. Compared with the prior art, the device of the invention has advantages of fast and various accurate imaging and economy and environmental protection, and disadvantages in the prior art can be effectively solved.
Description
Technical field
The present invention relates to computer based optical imagery APU, especially relate to a kind of image display device based on electron microscope.
Background technology
In recent years, along with the develop rapidly of computer hardware technique and image process and analytical technology in the extensive use of electron micrology, make projection microscope can realize online digital image acquisition and various reprocessing completely, the important symbol that online image processing and analytical system also become modern advanced electron microscope is installed, in digitalized image and this field of image processing system of projection microscope, obtain considerable progress abroad, but price comparison is expensive, domestic user is generally difficult to bear.At home, although there are hundreds of electron microscopes, but the transmission electron microscope that is equipped with digital picture Real-time Collection Treatment Analysis system only has several families, and subsidiary while being all Electronic Speculum import, therefore development is suitable for the digital picture receiving processing system of the existing transmission electron microscope of China, the receiving system that makes domestic existing transmission electron microscope with less input develops at present advanced in the world digital picture Real-time Collection by simple egative film photosensitive imaging and is processed into picture, make it on digital picture receiving processing system, reach Electronic Speculum level of new generation, improve the application level of domestic Electronic Speculum, very necessary.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of image display device based on electron microscope, compares have quick, various feature such as accurately with traditional photo.
For solving the problems of the technologies described above, the invention provides following technical scheme: a kind of image display device based on electron microscope, comprise optical imaging system and signal PIAPACS, described signal PIAPACS comprises transmission electron microscope, electro-optic device, CCD, image pick-up card, the online controller of computer and transmission electron microscope, described transmission electron microscope, electro-optic device, CCD, image pick-up card, computer is connected successively, the online controller of described transmission electron microscope is connected between electro-optic device and computer, described computer is connected with printer, described optical imaging system comprises CCD, first lens, the second lens, the first prism, the second prism, fluorescent plate, the transmission electron beam that described Electronic Speculum set of lenses is sent is beaten on fluorescent plate, described fluorescent plate is arranged on the second prism top, described the second prism is relative with the first prism to be installed, between the installation relative to CCD of described the first prism and the two, first lens, the second lens are installed, between described the first prism and the second prism, are placed diaphragm.
Preferably, described the second prism is arranged on prism table one side, described prism table opposite side is provided with motor corresponding thereto, between described prism table and motor, is provided with and drives leading screw and be connected with the two, and described the second prism, prism table, motor are installed on pedestal.
Preferably, the online controller of described transmission electron microscope comprises single-chip microcomputer and the memory being connected with single-chip microcomputer, described single-chip microcomputer output is connected with photoelectric isolation module, described single-chip microcomputer input is connected with transducing signal interface module, and described photoelectric isolation module is connected with power driver module, stepping motor.
Preferably, described single-chip microcomputer is connected with computer.
Preferably, described CCD adopts the 5800000 real pixel hypersensitivity detectors that U.S. Pixera company produces.
Preferably, described single-chip microcomputer adopts AN2131QC single-chip microcomputer.
The beneficial effect that the present invention compared with prior art has is: has realized by the direct imaging of CCD system on transmission electron microscope (1), electronic pattern is realized to online real-time calibration, originally from taking a picture, wash phase, analyze to demarcate and approximately need the 2d time, moment just can obtain analysis result now, has greatly improved operating efficiency; (2) total data and picture all can be stored in hard disc of computer, can off line call at any time, have saved the chemical material of a large amount of photosensitive materials and development, photographic fixing, are conducive to economize on resources and reduce environmental pollution; (3) because total data and information are all digitlizations, can be connected into the Internet and carry out information sharing, exchange with relevant unit; (4) system has relative independentability, can meet the upgrading requirement of different Electronic Speculum.
Accompanying drawing explanation
Fig. 1 is transmission electron microscope System Working Principle figure;
Fig. 2 is the online controller hardware structure principle chart of transmission electron microscope;
Fig. 3 is system light path schematic diagram.
Number in the figure is: 1-transmission electron microscope, 2-electro-optic device, 3-CCD, 4-image pick-up card, 5-computer, 6-printer, the online controller of 7-transmission electron microscope, 71-single-chip microcomputer, 72-memory, 73-photoelectric isolation module, 74-power driver module, 75-stepping motor, 76-transducing signal interface module; 8-first lens, 9-the second lens, 10-the first prism, 11-diaphragm, 12-Electronic Speculum set of lenses, 13-fluorescent plate, 14-the second prism, 15-prism table, 16-pedestal, 17-drive leading screw, 18-motor.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As Fig. 1, shown in 3, a kind of image display device based on electron microscope, comprise optical imaging system and signal PIAPACS, described signal PIAPACS comprises transmission electron microscope 1, electro-optic device 2, CCD3, image pick-up card 4, the online controller 7 of computer 5 and transmission electron microscope, described transmission electron microscope 1, electro-optic device 2, CCD3, image pick-up card 4, computer 5 is connected successively, the online controller 7 of described transmission electron microscope is connected between electro-optic device 2 and computer 5, described computer 5 is connected with printer 6, described optical imaging system comprises CCD3, first lens 8, the second lens 9, the first prism 10, the second prism 14, fluorescent plate 13, the transmission electron beam that described Electronic Speculum set of lenses 12 is sent is beaten on fluorescent plate 13, described fluorescent plate 13 is arranged on the second prism 14 tops, described the second prism 14 and the relative installation of the first prism 10, between the installation relative to CCD3 of described the first prism 10 and the two, first lens 8, the second lens 9 are installed, between described the first prism 10 and the second prism 14, are placed diaphragm 11.
In the present embodiment, described the second prism 14 is arranged on prism table 15 1 sides, described prism table 15 opposite sides are provided with motor 18 corresponding thereto, between described prism table 15 and motor 18, be provided with and drive leading screw 17 and be connected with the two, described the second prism 14, prism table 15, motor 18 are installed on pedestal 16.
As shown in Figure 2, in the present embodiment, the online controller 7 of described transmission electron microscope comprises single-chip microcomputer 71 and the memory 72 being connected with single-chip microcomputer 71, described single-chip microcomputer 71 outputs are connected with photoelectric isolation module 73, described single-chip microcomputer 71 inputs are connected with transducing signal interface module 76, and described photoelectric isolation module 73 is connected with power driver module 74, stepping motor 75.The online controller 7 of transmission electron microscope is primarily implemented under the control model of computer 5 and manual mode and is driven and driven leading screws 17 to move in the horizontal direction with excitation prism by motor 18, to obtain the current transmission electron microscope view field image after focusing,
In the present embodiment, described single-chip microcomputer 71 is connected with computer 5.
In the present embodiment, the 5800000 real pixel hypersensitivity detectors that described CCD3 adopts U.S. Pixera company to produce, the large 0.0021ux of sensitivity, signal to noise ratio 62dB, can long-time integration exposure 64min.
In the present embodiment, described single-chip microcomputer 71 adopts AN2131QC single-chip microcomputer, this controller adopts general equipment interface bus to carry out data communication, can plug and play, can be for 32 equipment end points, and support control to transmit, piece transmission, interrupt the usb communication pipeline of transmission and synchronous transmission person's Four types, the data transmission bauds of 12Mb per second can be provided, its T0, T1 timer produces frequency variation signal source to realize the stepping motor rotating speed adaptive control under computer control pattern and manual mode, i.e. acceleration-at the uniform velocity-moderating process, at the uniform velocity stepping motor pulse frequency reaches 50kPs the stage.
During system works, controller detects the active region position of electro-optic device 2 automatically, if not at its origin position, controller can allow it return origin position automatically, this device is fixed on the pedestal 16 that can move around, make it to pass in and out easily electronics light path as required and do not destroy vacuum, transmission electron beam is out directly beaten on fluorescent plate 13 afterwards from Electronic Speculum set of lenses 12, electric light by fluorescent plate 13 is changed, imaging on fluorescent plate 13, on fluorescent plate 13, imaging is through the first prism 10, the second prism 14 and first lens 8, the second lens 9 are imaged on the target surface of CCD3, then by image pick-up card 4, signal data is sent in computer 5, the analysis that completes image on computer 5 (is measured, statistics, classification etc.), process and management, then printer 6 directly prints real-time " the picture and text analysis report " with photographic quality, operation is very easy, greatly raise the efficiency.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. the image display device based on electron microscope, it is characterized in that: comprise optical imaging system and signal PIAPACS, described signal PIAPACS comprises transmission electron microscope (1), electro-optic device (2), CCD (3), image pick-up card (4), computer (5) and the online controller of transmission electron microscope (7), described transmission electron microscope (1), electro-optic device (2), CCD (3), image pick-up card (4), computer (5) is connected successively, the online controller of described transmission electron microscope (7) is connected between electro-optic device (2) and computer (5), described computer (5) is connected with printer (6), described optical imaging system comprises CCD (3), first lens (8), the second lens (9), the first prism (10), the second prism (14), fluorescent plate (13), the transmission electron beam that described Electronic Speculum set of lenses (12) is sent is beaten on fluorescent plate (13), described fluorescent plate (13) is arranged on the second prism (14) top, described the second prism (14) installation relative to the first prism (10), between described the first prism (10) installation relative to CCD (3) and the two, first lens (8) is installed, the second lens (9), between described the first prism (10) and the second prism (14), place diaphragm (11).
2. a kind of image display device based on electron microscope according to claim 1, it is characterized in that: described the second prism (14) is arranged on prism table (15) one sides, described prism table (15) opposite side is provided with motor (18) corresponding thereto, between described prism table (15) and motor (18), be provided with and drive leading screw (17) and be connected with the two, described the second prism (14), prism table (15), motor (18) are installed on pedestal (16).
3. a kind of image display device based on electron microscope according to claim 1, it is characterized in that: the online controller of described transmission electron microscope (7) comprises single-chip microcomputer (71) and the memory (72) being connected with single-chip microcomputer (71), described single-chip microcomputer (71) output is connected with photoelectric isolation module (73), described single-chip microcomputer (71) input is connected with transducing signal interface module (76), and described photoelectric isolation module (73) is connected with power driver module (74), stepping motor (75).
4. a kind of image display device based on electron microscope according to claim 3, is characterized in that: described single-chip microcomputer (71) is connected with computer (5).
5. a kind of image display device based on electron microscope according to claim 1, is characterized in that: the 5800000 real pixel hypersensitivity detectors that described CCD (3) adopts U.S. Pixera company to produce.
6. a kind of image display device based on electron microscope according to claim 3, is characterized in that: described single-chip microcomputer (71) adopts AN2131QC single-chip microcomputer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410298304.0A CN104064425A (en) | 2014-06-20 | 2014-06-20 | Image display device based on electron microscope |
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| CN201410298304.0A CN104064425A (en) | 2014-06-20 | 2014-06-20 | Image display device based on electron microscope |
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Citations (5)
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| CN2588367Y (en) * | 2002-12-25 | 2003-11-26 | 北京有色金属研究总院 | Digital image receiving processing system for transmission electron microscope |
| CN101788506A (en) * | 2010-02-01 | 2010-07-28 | 中国人民解放军南京军区福州总医院 | Real-time imaging device of transmission electron microscope |
| US20100302408A1 (en) * | 2006-01-30 | 2010-12-02 | Daisuke Ito | Imaging device, display control device, image display system and imaging system |
| JP2012242488A (en) * | 2011-05-17 | 2012-12-10 | Canon Inc | Imaging device, stereoscopic imaging optical system and program |
| CN103325649A (en) * | 2013-06-14 | 2013-09-25 | 中国人民解放军南京军区福州总医院 | Bottom-arranged optical fiber coupling transmission electron microscope digital imaging method and device thereof |
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2014
- 2014-06-20 CN CN201410298304.0A patent/CN104064425A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2588367Y (en) * | 2002-12-25 | 2003-11-26 | 北京有色金属研究总院 | Digital image receiving processing system for transmission electron microscope |
| US20100302408A1 (en) * | 2006-01-30 | 2010-12-02 | Daisuke Ito | Imaging device, display control device, image display system and imaging system |
| CN101788506A (en) * | 2010-02-01 | 2010-07-28 | 中国人民解放军南京军区福州总医院 | Real-time imaging device of transmission electron microscope |
| JP2012242488A (en) * | 2011-05-17 | 2012-12-10 | Canon Inc | Imaging device, stereoscopic imaging optical system and program |
| CN103325649A (en) * | 2013-06-14 | 2013-09-25 | 中国人民解放军南京军区福州总医院 | Bottom-arranged optical fiber coupling transmission electron microscope digital imaging method and device thereof |
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| 龚丹等: "透射电镜CCD数字图像系统的研制", 《分析测试技术与仪器》 * |
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