CN104391370A - Flat field scanning lens working face and surgery microscope working surface imaging switching system - Google Patents
Flat field scanning lens working face and surgery microscope working surface imaging switching system Download PDFInfo
- Publication number
- CN104391370A CN104391370A CN201410609701.5A CN201410609701A CN104391370A CN 104391370 A CN104391370 A CN 104391370A CN 201410609701 A CN201410609701 A CN 201410609701A CN 104391370 A CN104391370 A CN 104391370A
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- lens
- workplace
- imaging
- flat field
- scanning lens
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/0004—Microscopes specially adapted for specific applications
- G02B21/0012—Surgical microscopes
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/0004—Microscopes specially adapted for specific applications
- G02B21/002—Scanning microscopes
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/36—Microscopes arranged for photographic purposes or projection purposes or digital imaging or video purposes including associated control and data processing arrangements
- G02B21/361—Optical details, e.g. image relay to the camera or image sensor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Microscoopes, Condenser (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Surgery (AREA)
- Lenses (AREA)
Abstract
The invention provides a flat field scanning lens working face and surgery microscope working surface imaging switching system. The flat field scanning lens working face and surgery microscope working surface imaging switching system is characterized in that the imaging switching system comprises a microscope and a scanning lens; and an imaging matching lens which is used for switching the scanning working face of the scanning lens to a first imaging surface of the microscope is arranged between the microscope and the scanning lens. With the imaging matching lens adopted, parallel light beams which come from the working surface and pass through the flat field scanning lens can be imaged, and the cone angle of the light beams is increased, so that the light beams can cover the aperture of a binocular on the microscope.
Description
Technical field
The invention belongs to optical technical field, being applied to the industries such as industry, detection, medical treatment, for the workplace of flat field scanning lens being transferred to the workplace of surgical operation microscope, making user of service can observe the workplace of scanning lens by microscope.
Background technology
Often to use laser in Laser Processing or laser medicine industry to scan target face, need staff to carry out Real Time Observation or monitoring to workplace simultaneously.This just needs to ensure laser optical path and the unification of imaging optical path coupling to light path system design.
Use in general laser light path system simple lens to laser carry out last focus on again through 45 degree of catoptron reflexs on workplace, visible light-transmissive on workplace 45 degree of mirrors are received by CCD, just form the picture of workplace, the real-time condition of workplace directly can be observed, as shown in Figure 1 by computer screen.
In the medical operating of precision, the flat field scanning lens will using large NA value in laser optical path focuses on, in imaging optical path, use body formula surgical operation microscope observe, therefore need to design separately imaging optical path, make imaging effect accomplish the best as much as possible.
And adopt technology in the past to operate, then do not possess real-time, need carrying out frequently to observe, the fluency of impact operation.
Summary of the invention
In order to overcome above technical deficiency, the invention provides the imaging converting system of a kind of flat field scanning lens workplace and surgical operation microscope workplace.
The invention provides the imaging converting system of a kind of flat field scanning lens workplace and surgical operation microscope workplace, it comprises microscope and scanning lens, and the workplace be provided with between the two for being scanned by scanning lens is transferred to the imaging coupling camera lens of microscopical first imaging surface.
Preferably, described imaging coupling camera lens comprises the first lens, the second lens and the 3rd lens that are arranged in order, and described first lens are biconvex lens, and described second lens are biconcave lens, and described 3rd lens are biconvex lens.
Preferably, the clear aperature of described first lens and the 3rd lens is 13.1mm.
Preferably, the clear aperature of described second lens is 12.3mm.
Preferably, the left radius-of-curvature of described first lens is 14.591mm, and right radius-of-curvature is 24.337mm, and its material is N-LAK34 lanthanum crown glass.
Preferably, the left radius-of-curvature of described second lens is 19.519mm, and right radius-of-curvature is 8.832mm, and its material is N-SF5 heavy-lanthanide flint glass.
Preferably, the left radius-of-curvature of described 3rd lens is 12.935mm, and right radius-of-curvature is 104.144mm, and its material is N-LAK34 lanthanum crown glass.
Preferably, described first lens, the second lens and the 3rd lens plating 450nm-750nm wave band anti-reflection film.
Preferably, described microscope comprises the eyepiece becoming magnification objective and achromatic objective and be positioned between the two.
The beneficial effect of the invention is: by the design of imaging coupling camera lens, by from the parallel beam imaging of workplace through flat field scanning lens, and light beam cone angle is expanded, binocular aperture can be covered on micro objective, directly show on microscopical image forming job face, observation is operated can carry out simultaneously, improve the real-time of operation.
Accompanying drawing explanation
Fig. 1 is the imaging optical path structure of General System.
Fig. 2 is the light channel structure schematic diagram that the present invention applies.
Fig. 3 is the light channel structure figure that the present invention applies.
Fig. 4 is ssystem transfer function MTF curve map of the present invention.
Fig. 5 is detail parameters form of the present invention.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is further illustrated:
As shown in Figure 2, described microscope comprises the eyepiece becoming magnification objective and achromatic objective and be positioned between the two to the structural representation of application of the present invention.
Microscopical achromatic objective with first time imaging surface operating distance be 148.2mm, aperture is the ultimate range between binocular is 35mm, microscopy work enlargement ratio 25 times time, visual field diameter is 9.2mm.According to structure, imaging lens imaging surface size roughly will be mated with field of microscope, and after imaging surface, the cone angle of light beam is greater than tan θ (0.5* microscope aperture/working distance of microscope)=0.101 simultaneously, ensures that light beam covers binocular aperture.
As shown in Figure 3, the invention provides the imaging converting system of a kind of flat field scanning lens workplace and surgical operation microscope workplace, it comprises microscope and scanning lens, the workplace be provided with between the two for being scanned by scanning lens is transferred to the imaging coupling camera lens of microscopical first imaging surface, described imaging coupling camera lens comprises the first lens, the second lens and the 3rd lens that are arranged in order, described first lens are biconvex lens, described second lens are biconcave lens, and described 3rd lens are biconvex lens.
Described imaging coupling camera lens has at least plural convex lens, ensures that the light source of scanning lens scanning can be imaged on microscopical first imaging surface clearly.
The clear aperature of described first lens and the 3rd lens is 13.1mm.
The clear aperature of described second lens is 12.3mm.
The left radius-of-curvature of described first lens is 14.591mm, and right radius-of-curvature is 24.337mm, and its material is N-LAK34 lanthanum crown glass.
The left radius-of-curvature of described second lens is 19.519mm, and right radius-of-curvature is 8.832mm, and its material is N-SF5 heavy-lanthanide flint glass.
The left radius-of-curvature of described 3rd lens is 12.935mm, and right radius-of-curvature is 104.144mm, and its material is N-LAK34 lanthanum crown glass.
Described first lens, the second lens and the 3rd lens plating 450nm-750nm wave band anti-reflection film, the one side transmitance > 99% of lens, the overall transmitance > 90% of this optical system.
Imaging of the present invention coupling camera lens, can by from the parallel beam imaging of workplace through flat field scanning lens, and light beam cone angle be expanded, can cover binocular aperture on micro objective, detail parameters of the present invention as shown in Figure 5.Imaging coupling camera lens realize ssystem transfer function MTF curve as shown in Figure 4, the light path in camera lens Fig. 3 is mated in the corresponding imaging of red, yellow, blue, the green difference in figure.
The present invention is by scanning lens scanning work face, and the workplace after scanning lens scans by then imaging coupling camera lens is imaged onto on microscopical first imaging surface, is then directly observed by microscopical eyepiece, ensures the real-time of scanning and observation.
Embodiment should not be considered as limitation of the present invention, any improvement done based on spirit of the present invention, all should within protection scope of the present invention.
Claims (9)
1. the imaging converting system of a flat field scanning lens workplace and surgical operation microscope workplace, it is characterized in that: it comprises microscope and scanning lens, the workplace be provided with between the two for being scanned by scanning lens is transferred to the imaging coupling camera lens of microscopical first imaging surface.
2. according to the imaging converting system of the flat field scanning lens workplace described in claim 1 and surgical operation microscope workplace, it is characterized in that, described imaging coupling camera lens comprises the first lens, the second lens and the 3rd lens that are arranged in order, described first lens are biconvex lens, described second lens are biconcave lens, and described 3rd lens are biconvex lens.
3. the imaging converting system of flat field scanning lens workplace according to claim 2 and surgical operation microscope workplace, is characterized in that, the clear aperature of described first lens and the 3rd lens is 13.1mm.
4. the imaging converting system of flat field scanning lens workplace according to claim 2 and surgical operation microscope workplace, is characterized in that, the clear aperature of described second lens is 12.3mm.
5. the flat field scanning lens workplace according to Claims 2 or 3 and the imaging converting system of surgical operation microscope workplace, it is characterized in that, the left radius-of-curvature of described first lens is 14.591mm, and right radius-of-curvature is 24.337mm, and its material is N-LAK34 lanthanum crown glass.
6. the flat field scanning lens workplace according to claim 2 or 4 and the imaging converting system of surgical operation microscope workplace, it is characterized in that, the left radius-of-curvature of described second lens is 19.519mm, and right radius-of-curvature is 8.832mm, and its material is N-SF5 heavy-lanthanide flint glass.
7. the flat field scanning lens workplace according to Claims 2 or 3 and the imaging converting system of surgical operation microscope workplace, it is characterized in that, the left radius-of-curvature of described 3rd lens is 12.935mm, and right radius-of-curvature is 104.144mm, and its material is N-LAK34 lanthanum crown glass.
8. the imaging converting system of flat field scanning lens workplace according to claim 2 and surgical operation microscope workplace, is characterized in that, described first lens, the second lens and the 3rd lens plating 450nm-750nm wave band anti-reflection film.
9. the imaging converting system of flat field scanning lens workplace according to claim 1 and surgical operation microscope workplace, is characterized in that, described microscope comprises the eyepiece becoming magnification objective and achromatic objective and be positioned between the two.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410609701.5A CN104391370B (en) | 2014-11-04 | 2014-11-04 | The imaging converting system of flat field scanning lens working face and surgical operation microscope working face |
| PCT/CN2014/091999 WO2016070469A1 (en) | 2014-11-04 | 2014-11-24 | Imaging conversion system for flat field scanning lens working face and surgery microscope working face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410609701.5A CN104391370B (en) | 2014-11-04 | 2014-11-04 | The imaging converting system of flat field scanning lens working face and surgical operation microscope working face |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104391370A true CN104391370A (en) | 2015-03-04 |
| CN104391370B CN104391370B (en) | 2017-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410609701.5A Active CN104391370B (en) | 2014-11-04 | 2014-11-04 | The imaging converting system of flat field scanning lens working face and surgical operation microscope working face |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104391370B (en) |
| WO (1) | WO2016070469A1 (en) |
Citations (7)
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|---|---|---|---|---|
| WO2003005446A1 (en) * | 2001-07-06 | 2003-01-16 | Palantyr Research, Llc | Imaging system and methodology employing reciprocal space optical design |
| US20030030899A1 (en) * | 2001-08-07 | 2003-02-13 | Olympus Optical Co., Ltd. | Microscope apparatus |
| CN2748938Y (en) * | 2004-12-10 | 2005-12-28 | 英保达股份有限公司 | Microscope shoot switching device |
| US20070171518A1 (en) * | 2003-12-12 | 2007-07-26 | Carl Zeiss Jena Gmbh | Apochromatic condenser |
| CN201051174Y (en) * | 2006-11-20 | 2008-04-23 | 福建省光电子技术重点实验室 | Continuous zooming medical TV transfer lens |
| CN203502666U (en) * | 2013-09-11 | 2014-03-26 | 南京英星光学仪器有限公司 | CCD conversion interface lens |
| CN204178044U (en) * | 2014-11-04 | 2015-02-25 | 温州生物材料与工程研究所 | The imaging converting system of flat field scanning lens workplace and surgical operation microscope workplace |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH04318446A (en) * | 1991-04-17 | 1992-11-10 | Hitachi Electron Eng Co Ltd | Foreign matter detecting system |
| CN100335927C (en) * | 2005-09-15 | 2007-09-05 | 上海交通大学 | Imaging optical fiber bundle and scanning optical system coupled optical system |
| CN100476494C (en) * | 2006-12-30 | 2009-04-08 | 深圳市大族激光科技股份有限公司 | Laser zooming expander lens |
| US9535309B2 (en) * | 2011-12-28 | 2017-01-03 | Femtonics Kft. | Compensator system and method for compensating angular dispersion |
| CN102818795B (en) * | 2012-07-23 | 2015-08-26 | 苏州生物医学工程技术研究所 | Biological fluorescence microscopic detection instrument |
-
2014
- 2014-11-04 CN CN201410609701.5A patent/CN104391370B/en active Active
- 2014-11-24 WO PCT/CN2014/091999 patent/WO2016070469A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003005446A1 (en) * | 2001-07-06 | 2003-01-16 | Palantyr Research, Llc | Imaging system and methodology employing reciprocal space optical design |
| US20030030899A1 (en) * | 2001-08-07 | 2003-02-13 | Olympus Optical Co., Ltd. | Microscope apparatus |
| US20070171518A1 (en) * | 2003-12-12 | 2007-07-26 | Carl Zeiss Jena Gmbh | Apochromatic condenser |
| CN2748938Y (en) * | 2004-12-10 | 2005-12-28 | 英保达股份有限公司 | Microscope shoot switching device |
| CN201051174Y (en) * | 2006-11-20 | 2008-04-23 | 福建省光电子技术重点实验室 | Continuous zooming medical TV transfer lens |
| CN203502666U (en) * | 2013-09-11 | 2014-03-26 | 南京英星光学仪器有限公司 | CCD conversion interface lens |
| CN204178044U (en) * | 2014-11-04 | 2015-02-25 | 温州生物材料与工程研究所 | The imaging converting system of flat field scanning lens workplace and surgical operation microscope workplace |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016070469A1 (en) | 2016-05-12 |
| CN104391370B (en) | 2017-09-12 |
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