CN207693547U - A kind of eyeground multi-mode imaging system - Google Patents
A kind of eyeground multi-mode imaging system Download PDFInfo
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- CN207693547U CN207693547U CN201720701723.3U CN201720701723U CN207693547U CN 207693547 U CN207693547 U CN 207693547U CN 201720701723 U CN201720701723 U CN 201720701723U CN 207693547 U CN207693547 U CN 207693547U
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- 238000003384 imaging method Methods 0.000 title claims abstract description 89
- 238000005286 illumination Methods 0.000 claims abstract description 6
- 238000002834 transmittance Methods 0.000 claims abstract description 5
- 238000009499 grossing Methods 0.000 claims description 6
- 230000004256 retinal image Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 abstract description 9
- 239000001301 oxygen Substances 0.000 abstract description 9
- 239000008280 blood Substances 0.000 abstract description 7
- 210000004369 blood Anatomy 0.000 abstract description 7
- 210000001210 retinal vessel Anatomy 0.000 abstract description 7
- 210000001508 eye Anatomy 0.000 description 10
- 201000010099 disease Diseases 0.000 description 5
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 5
- 210000001525 retina Anatomy 0.000 description 5
- 102000001554 Hemoglobins Human genes 0.000 description 4
- 108010054147 Hemoglobins Proteins 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 210000001367 artery Anatomy 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 210000003161 choroid Anatomy 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000013399 early diagnosis Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002577 ophthalmoscopy Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000004243 retinal function Effects 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 206010025421 Macule Diseases 0.000 description 1
- 208000017442 Retinal disease Diseases 0.000 description 1
- 206010038923 Retinopathy Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 210000001736 capillary Anatomy 0.000 description 1
- 208000027129 choroid disease Diseases 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
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- 210000004087 cornea Anatomy 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 210000004220 fundus oculi Anatomy 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000003733 optic disk Anatomy 0.000 description 1
- 210000001328 optic nerve Anatomy 0.000 description 1
- 208000020911 optic nerve disease Diseases 0.000 description 1
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- Eye Examination Apparatus (AREA)
Abstract
The utility model discloses a kind of eyeground multi-mode imaging systems, it is desirable to provide a kind of shooting reasonable for structure, primary can obtain the eyeground multi-mode imaging system of common eyeground color picture and retinal vessel blood oxygen protection degree image simultaneously.The utility model includes light beam generation module, beam splitter one, imaging output module, the light beam that the light beam generation module generates is by the beam splitter reflection, using connecing mesh object lens uniform illumination eyeground, then the beam splitter one described in eye ground reflectance-transmittance reaches the imaging output module and is further processed imaging output again, it is characterised in that：A kind of eyeground multi-mode imaging system includes colour imaging output module and several black and white imaging output module.The utility model is applied to the technical field of eyeground imaging system.
Description
Technical field
The utility model is related to a kind of eyeground imaging system, more particularly to a kind of eyeground multi-mode imaging system.
Background technology
Cornea, iris, crystal before eyeball etc. are defined as anterior ocular segment, subsequent vitreum, retina, arteries and veins by ophthalmic industry
Network film etc. is defined as oculi posterior segment.It is referred to as eyeground in the bottom of oculi posterior segment.Eyeground is by retina, optical fundus blood vessel, optic nerve breast
The lesion of the compositions such as head, optic nerve fiber, the macula area on retina and postretinal choroid, these positions is referred to as
For retinopathy.
Eyeground be uniquely can with the naked eye directly, concentrate and observe the position of artery, vein and capillary, these blood vessels
It can reflect the sanguimotor dynamic of Whole Body and health status.So funduscopy be not only check eye vitreous,
The important method of retina, choroid and optic nerve disease, " window " of even more many systemic disease monitorings.
There are mainly five types of current clinically effective funduscopy equipment：Ophthalmoscope, slit-lamp microscope, fundus camera,
Scanning laser ophthalmoscope, optical coherent chromatographic imaging etc..Five kinds of test modes respectively have feature.But consider current technology hair
Maturity, practical degree, operation complexity and the production cost of exhibition, fundus camera will be the eyeground inspections being most widely used
Look into equipment.
In existing imaging technique, most of be imaged using monochromatic light, and what is obtained is only the gray scale on eyeground
Image, and in order to obtain colored eye fundus image, cost undoubtedly can be increased using multicolour laser again, and laser is often described as
With anti-personnel thing, patient easy tos produce the psychology of fear.
Utility model content
Technical problem to be solved in the utility model be overcome the deficiencies of the prior art and provide it is a kind of it is reasonable for structure,
Primary shooting can obtain the eyeground multi-modality imaging system of common eyeground color picture and retinal vessel blood oxygen protection degree image simultaneously
System.
Technical solution used by the utility model is：The utility model includes light beam generation module, beam splitter one, imaging
Output module, the light beam that the light beam generation module generates is by the beam splitter reflection, using connecing mesh object lens uniform illumination eye
Bottom, then again the beam splitter one described in eye ground reflectance-transmittance reach the imaging output module be further processed imaging it is defeated
Go out, it is characterised in that：A kind of eyeground multi-mode imaging system includes that colour imaging output module and the imaging of several black and white are defeated
Go out module.
Further, the colour imaging output module includes imaging border one, beam splitter two and color camera, by eyeground view
The intermediary image that the light beam of film reflection is formed after by the beam splitter one on the imaging border one, and pass through the beam splitter
Two are reflected on the color camera and export image, meanwhile, it is defeated that light beam through the beam splitter two is transferred to the black and white imaging
Go out module.
Further, it is provided with collimating mirror between the colour imaging output module and black and white imaging output module and divides
Beam device three, through the beam splitter two light beam after by the collimating mirror, using the beam splitter three several described
Retinal images are exported on black and white imaging output module.
Further, the black and white imaging output module includes band pass filter, imaging border two and black and white camera, the beam splitting
The light beam that device three reflects forms intermediary image after the band pass filter on the imaging border two, and in the black and white camera
Upper output image.
Further, the light beam generation module includes that white light source projects source ends with the white light source is successively set on
The condenser and smoothing mirror in front, the light beam that the white light source projects is in the tuning by the condenser and the smoothing mirror
Beam splitter one described in directive afterwards.
Further, the beam splitter one, the beam splitter two and the beam splitter three are semi-transparent semi-reflecting lens or hollow reflective
Mirror.
Further, a kind of eyeground multi-mode imaging system is additionally provided with control module, the light beam generation module, institute
It states colour imaging output module and black and white imaging output module is electrically connected with the control module.
The utility model has the beneficial effects that：Due to the utility model include light beam generation module, beam splitter one, imaging it is defeated
Going out module, the light beam that the light beam generation module generates is by the beam splitter reflection, using connecing mesh object lens uniform illumination eyeground,
Then the beam splitter one described in eye ground reflectance-transmittance reaches the imaging output module and is further processed imaging output again,
It is characterized in that：A kind of eyeground multi-mode imaging system includes colour imaging output module and several black and white imaging output mould
Block, so, the utility model can generate common eyeground color picture by the colour imaging output module, be used for traditional eye
Bottom medical diagnosis on disease；The retinal vessel blood oxygen saturation that several black and white imaging output modules generate different wave length can be led to simultaneously
Image can further indicate that retinal function changes, contribute to the early diagnosis and inspection of disease.
Description of the drawings
Fig. 1 is the structural system figure of the utility model.
Specific implementation mode
As shown in Figure 1, in the present embodiment, the utility model includes light beam generation module 1, beam splitter 1, imaging output
Module, the light beam that the light beam generation module 1 generates are reflected by the beam splitter 1, using connecing 3 uniform illumination eye of mesh object lens
Bottom, then the beam splitter 1 described in eye ground reflectance-transmittance reaches the imaging output module and is further processed imaging again
Output, the imaging output module include colour imaging output module 31 and several black and white imaging output module 32.
In the present embodiment, the colour imaging output module 31 includes imaging border 1, beam splitter 2 312 and colour
Camera 313 is formed after by the beam splitter 1 on the imaging border 1 by the light beam of eye ground reflection
Intermediary image, and be reflected on the color camera 313 by the beam splitter 2 312 and export image, meanwhile, described in light beam transmission
Beam splitter 2 312 is transferred to the black and white imaging output module 32.
In the present embodiment, it is provided between the colour imaging output module 31 and black and white imaging output module 32
Collimating mirror 4 and beam splitter 35, through the beam splitter 2 312 light beam after by the collimating mirror 4, using described point
Beam device 35 exports retinal images on several black and white imaging output modules 32.
In the present embodiment, black and white imaging output module 32 includes band pass filter 321, imaging border 2 322 and black
Bai Xiangji 323, the light beam that the beam splitter 35 reflects shape on the imaging border 2 322 after the band pass filter 321
At intermediary image, and image is exported in the black and white camera 323.
In the present embodiment, the light beam generation module 1 includes white light source 11 and is successively set on the white light source
11 project the condenser 12 and smoothing mirror 13 in front of source ends, and the light beam that the white light source 11 projects is passing through the condenser
12 with beam splitter 1 described in directive after the tuning of the smoothing mirror 13.
In the present embodiment, the beam splitter 1, the beam splitter 2 312 and the beam splitter 35 are semi-transparent semi-reflecting lens
Or hollow reflective mirror.
In the present embodiment, a kind of eyeground multi-mode imaging system is additionally provided with control module 7, and the light beam generates
Module 1, the colour imaging output module 31 and black and white imaging output module 32 electrically connect with the control module 7
It connects.
Image-forming principle：
The light beam that the white light source 11 is sent out is after the condenser 12, the smoothing mirror 13 by the beam splitter one
2 reflections, 3 uniform illumination eyeground of mesh object lens is connect using described.Light beam after retinal reflex, by it is described connect mesh object lens 3 after
Intermediary image is formed through the beam splitter 1, then through the imaging lens 1, and institute is reflected in by the beam splitter 2 312
It states and exports common eyeground color picture on color camera 313；Meanwhile light beam through the beam splitter 2 312 be transferred to the black and white at
As output module 32；Through the beam splitter 2 312 light beam after by the collimating mirror 4, using the beam splitter 35
Retinal images are exported on being reflected into two black and white imaging output modules 32；Light beam is anti-by the beam splitter 35
After penetrating, the band pass filter 321 is first passed through, then forms intermediary image on the imaging lens 2 322, eventually by described black
Bai Xiangji 323 exports retinal vessel blood oxygen saturation image.
Black and white camera 323 in two black and white imaging output modules 32 acquires the retina of two different wave lengths respectively
Image, oxygen-containing hemoglobin is different with the absorptivity of reduced hemoglobin on the two wavelength.According to regarding for the two wavelength
Nethike embrane image can calculate the content ratio of oxygen-containing hemoglobin and reduced hemoglobin, obtain retinal vessel blood oxygen saturation
Spend image.
The use of the new type once shoots while obtaining common eyeground color picture and retinal vessel blood oxygen protection degree image, wherein
Common eyeground color picture can be used for traditional fundus oculi disease diagnosis, and retinal vessel blood oxygen protection degree image can further indicate that
Retinal function changes, and contributes to the early diagnosis and inspection of disease.
The utility model is applied to the technical field of eyeground imaging system.
Although the embodiments of the present invention are described with practical solution, does not constitute the utility model is contained
Justice limitation, for those skilled in the art, according to this specification to the modification of its embodiment and with the group of other schemes
Conjunction will be apparent from.
Claims (7)
1. a kind of eyeground multi-mode imaging system, it includes light beam generation module（1）, beam splitter one（2）, imaging output module,
The light beam generation module（1）The light beam of generation is by the beam splitter one（2）Reflection, using connecing mesh object lens（3）Uniform illumination
Eyeground, the then beam splitter one described in eye ground reflectance-transmittance again（2）The imaging output module is reached to be further processed
Imaging output, it is characterised in that：The imaging output module includes colour imaging output module（31）And the imaging of several black and white is defeated
Go out module（32）.
2. a kind of eyeground multi-mode imaging system according to claim 1, it is characterised in that：The colour imaging exports mould
Block（31）Including being imaged border one（311）, beam splitter two（312）And color camera（313）, existed by the light beam of eye ground reflection
Pass through the beam splitter one（2）Afterwards in the imaging border one（311）The intermediary image of upper formation, and pass through the beam splitter two
（312）It is reflected in the color camera（313）Upper output image, meanwhile, light beam penetrates the beam splitter two（312）It is transferred to institute
State black and white imaging output module（32）.
3. a kind of eyeground multi-mode imaging system according to claim 2, it is characterised in that：The colour imaging exports mould
Block（31）It is imaged output module with the black and white（32）Between be provided with collimating mirror（4）With beam splitter three（5）, through the beam splitting
Device two（312）Light beam passing through the collimating mirror（4）Afterwards, using the beam splitter three（5）It is imaged in several black and white
Output module（32）Upper output retinal images.
4. a kind of eyeground multi-mode imaging system according to claim 3, it is characterised in that：The black and white imaging output mould
Block（32）Including band pass filter（321）, imaging border two（322）And black and white camera（323）, the beam splitter three（5）Reflection
Light beam passes through the band pass filter（321）Afterwards in the imaging border two（322）Upper formation intermediary image, and in the black and white camera
（323）Upper output image.
5. a kind of eyeground multi-mode imaging system according to claim 4, it is characterised in that：The light beam generation module
（1）Including white light source（11）Be successively set on the white light source（11）Project the condenser in front of source ends（12）And it is even
Light microscopic（13）, the white light source（11）The light beam of injection is passing through the condenser（12）With the smoothing mirror（13）Tuning
Beam splitter one described in directive afterwards（2）.
6. a kind of eyeground multi-mode imaging system according to claim 5, it is characterised in that：The beam splitter one（2）, institute
State beam splitter two（312）And the beam splitter three（5）For semi-transparent semi-reflecting lens or hollow reflective mirror.
7. according to a kind of eyeground multi-mode imaging system of claim 1-6 any one of them, it is characterised in that：A kind of eye
Bottom multi-mode imaging system is additionally provided with control module（7）, the light beam generation module（1）, the colour imaging output module
（31）And the black and white is imaged output module（32）With the control module（7）It is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701723.3U CN207693547U (en) | 2017-06-16 | 2017-06-16 | A kind of eyeground multi-mode imaging system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701723.3U CN207693547U (en) | 2017-06-16 | 2017-06-16 | A kind of eyeground multi-mode imaging system |
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| CN207693547U true CN207693547U (en) | 2018-08-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431458A (en) * | 2018-12-21 | 2019-03-08 | 合肥奥比斯科技有限公司 | Multispectral light source and eyeground imaging system |
| CN109431455A (en) * | 2018-12-21 | 2019-03-08 | 合肥奥比斯科技有限公司 | Bimodal eyeground imaging system |
| CN109431457A (en) * | 2018-12-21 | 2019-03-08 | 合肥奥比斯科技有限公司 | Multispectral eyeground imaging system |
-
2017
- 2017-06-16 CN CN201720701723.3U patent/CN207693547U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431458A (en) * | 2018-12-21 | 2019-03-08 | 合肥奥比斯科技有限公司 | Multispectral light source and eyeground imaging system |
| CN109431455A (en) * | 2018-12-21 | 2019-03-08 | 合肥奥比斯科技有限公司 | Bimodal eyeground imaging system |
| CN109431457A (en) * | 2018-12-21 | 2019-03-08 | 合肥奥比斯科技有限公司 | Multispectral eyeground imaging system |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181105 Address after: 230000 Anhui Hefei high tech Zone, Mount Huangshan Road, 605, 506, 508, people's Center Patentee after: Hefei ORBIS Technology Co. Ltd. Address before: 519031 room 418, 18 building, 1889 Island Road East, Hengqin New District, Zhuhai, Guangdong. Patentee before: Sun Mingzhai |
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| TR01 | Transfer of patent right |