CN102670161B - Analog eye with adjustable diopter - Google Patents
Analog eye with adjustable diopter Download PDFInfo
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- CN102670161B CN102670161B CN201210132443.7A CN201210132443A CN102670161B CN 102670161 B CN102670161 B CN 102670161B CN 201210132443 A CN201210132443 A CN 201210132443A CN 102670161 B CN102670161 B CN 102670161B
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Abstract
The invention discloses an analog eye with adjustable diopter and mainly solves the problem that the diopter of the conventional human eye calibrating model cannot be adjusted. The analog eye with adjustable diopter is characterized in that a shell (2) is divided by insulating layers (4) into a front cavity (8), a middle cavity (9) and a rear cavity (10); transparent liquid is filled in the front cavity (8), the middle cavity (9) and the rear cavity (10) respectively; the liquid in the middle cavity (9) is insoluble with the liquid in the front cavity (8) and the liquid in the rear cavity (10); and certain voltage is applied between a first electrode (6) and a second electrode (7) and between the second electrode (7) and a third electrode (8). The diopter of the analog eye can be continuously adjusted in a stepless way, so that convenience is brought to ophthalmology teaching, and uniform calibrating reference is provided for ophthalmological diopter diagnostic instruments; and the analog eye with adjustable diopter has the characteristics of large diopter adjustment range, high accuracy, high adjustment speed, high durability, large light transmittance capacity and low power consumption.
Description
Technical field
The present invention relates to a kind of human eye peg model, be specifically related to the adjustable simulated eye of a kind of diopter.
Background technology
The human eye dioptroscopy instrument of ophthalmological instrument manufacturers produce in the market (for example: eye refractometer, refractometer), all uses human eye peg model separately, and is all uncontrollable static models eye.After the instrument processing of human eye dioptroscopy, need to proofread and correct, in order there to be a unified standard when dispatching from the factory, general manufacturer all can make human eye peg model, utilizes this human eye peg model to carry out the unified of human eye dioptroscopy instrument to proofread and correct.There is no at home the unified reference-calibrating in industry, and the human eye peg model of each manufacturer is different, thereby causing the standard of the human eye dioptroscopy instrument of different production firms production to differ, doctor is difficult to while adopting the inspection apparatus of different manufacturers to check to patient hold, and then makes troubles.
Summary of the invention
The problem that can not regulate in order to solve existing human eye peg model diopter, the invention provides the adjustable simulated eye of a kind of diopter, the diopter of this simulated eye can regulate by continuous stepless, facilitate ophthalmology department teaching, for ophthalmology dioptric class diagnostic instruments provides unified reference-calibrating, have the advantages that diopter range of accommodation is large, precision is high, governing speed is fast, ruggedness is good, light penetration ability is strong and power consumption is low.
Technical scheme of the present invention is: the simulated eye that a kind of diopter is adjustable comprises transparent artificial cornea and airtight housing, artificial cornea's middle part is outwards sphere and protrudes, the rear wall of the housing corresponding with artificial cornea is the dome shape of indent, the outer wall of housing is fixed with the first electrode being separated by lighttight insulating barrier, the second electrode and third electrode, insulating barrier is two and extend into enclosure interior, the middle part of insulating barrier is provided with center hole, housing is insulated layer and is separated into ante-chamber, lumen and back cavity, ante-chamber, in lumen and back cavity, be filled with respectively transparent liquid, liquid and the liquid in ante-chamber in lumen are immiscible, liquid and the liquid in back cavity in lumen are also immiscible, the first electrode, the second electrode and third electrode contact with the liquid phase in ante-chamber, lumen and back cavity respectively, between the first electrode and the second electrode and between the second electrode and third electrode, all apply certain voltage.
Described artificial cornea is glass, resin or plastics.
The center hole place of described insulating barrier is provided with elasticity light-transmissive film.
The inwall of described rear wall is provided with the eye fundus image of emulation.
Liquid in described lumen is the nonpolar liquid of insulation, and the liquid in ante-chamber and back cavity is conducting solution.
Liquid in described lumen is oil, and the liquid in ante-chamber and back cavity is water.
The present invention has following beneficial effect: owing to taking such scheme, by regulating the voltage between the liquid of ante-chamber and the liquid of lumen and between the liquid of lumen and the liquid of back cavity to change two kinds of liquid internal pressure, and then the form of two kinds of liquid interfaces of control, reach and regulate dioptric object.Diopter of the present invention can regulate by continuous stepless, has the advantages that diopter range of accommodation is large, precision is high, governing speed is fast, ruggedness is good, light penetration ability is strong and power consumption is low.The present invention can simulate different refractive status, as normal eyes state, myopia state and hypermetropia state, facilitates ophthalmology department teaching, for ophthalmology dioptric class diagnostic instruments provides unified reference-calibrating.
Accompanying drawing explanation
Accompanying drawing 1 is structure cutaway view of the present invention.
Accompanying drawing 2 is that the present invention simulates bathomorphic structure cutaway view.
Accompanying drawing 3 is that the present invention simulates presbyopic structure cutaway view.
1-artificial cornea in figure, 2-housing, 3-rear wall, 4-insulating barrier, 5-the first electrode, 6-the second electrode, 7-third electrode, 8-ante-chamber, 9-lumen, 10-back cavity, 11-light-transmissive film.
The specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
By Fig. 1 in conjunction with Fig. 2, shown in Fig. 3, the simulated eye that a kind of diopter is adjustable comprises transparent artificial cornea 1 and airtight housing 2, artificial cornea 1 middle part is outwards sphere and protrudes, the rear wall 3 of the housing 2 corresponding with artificial cornea 1 is the dome shape of indent, the outer wall of housing 2 is fixed with the first electrode 5 being separated by lighttight insulating barrier 4, the second electrode 6 and third electrode 7, insulating barrier 4 is two and extend into housing 2 inside, the middle part of insulating barrier 4 is provided with center hole, housing 2 is insulated layer 4 and is separated into ante-chamber 8, lumen 9 and back cavity 10, ante-chamber 8, in lumen 9 and back cavity 10, be filled with respectively transparent liquid, liquid in liquid in lumen 9 and ante-chamber 8 is immiscible, liquid in liquid in lumen 9 and back cavity 10 is also immiscible, the first electrode 5, the second electrode 6 and third electrode 7 contact with the liquid phase in ante-chamber 8, lumen 9 and back cavity 10 respectively, between the first electrode 6 and the second electrode 7 and between the second electrode 7 and third electrode 8, all apply certain voltage, this voltage is DC voltage and makes the liquid in lumen 9 projecting inward to ante-chamber 8 and back cavity 10, in the present embodiment, liquid in lumen 9 negative pole that switches on power, the positive pole that switches on power of the liquid in ante-chamber 8 and back cavity 10.Owing to taking technique scheme, by regulating the voltage between the liquid of ante-chamber 8 and the liquid of lumen 9 and between the liquid of lumen 9 and the liquid of back cavity 10 to change two kinds of liquid internal pressure, and then the form of two kinds of liquid interfaces of control, reach and regulate dioptric object.Diopter of the present invention can regulate by continuous stepless, has the advantages that diopter range of accommodation is large, precision is high, governing speed is fast, ruggedness is good, light penetration ability is strong and power consumption is low.The present invention can simulate different refractive status, for example: normal eyes state as shown in Figure 1, myopia state as shown in Figure 2, the hypermetropia state shown in Fig. 3, facilitates ophthalmology department teaching, for ophthalmology dioptric class diagnostic instruments provides unified reference-calibrating.
Described artificial cornea 1 is glass, resin or plastics.
The center hole place of described insulating barrier 4 is provided with elasticity light-transmissive film 11.Elasticity light-transmissive film 11 can be avoided level confusion between immiscible liquid, is also convenient to be filled with different liquid in different chambers simultaneously.
The inwall of described rear wall 3 is provided with the eye fundus image of emulation.Use the eye fundus image of fundus imaging instrument (as fundus camera, ophthalmofundoscope etc.) observation model eye, and the impact on fundus imaging instrument while contrasting different refractive status.
Liquid in described lumen 9 is the nonpolar liquid of insulation, and the liquid in ante-chamber 8 and back cavity 10 is conducting solution.Liquid in liquid in lumen 9 and ante-chamber 8 is immiscible, and the liquid in the liquid in lumen 9 and back cavity 10 is also immiscible, is beneficial to dioptric step-less adjustment.
Liquid in described lumen 9 is oil, and the liquid in ante-chamber 8 and back cavity 10 is water.Oil and water are cheap, and cost is low.
Claims (6)
1. the simulated eye that diopter is adjustable, comprise transparent artificial cornea (1) and airtight housing (2), artificial cornea's (1) middle part is outwards sphere and protrudes, the rear wall (3) of the housing (2) corresponding with artificial cornea (1) is the dome shape of indent, it is characterized in that: the outer wall of housing (2) is fixed with the first electrode (5) being separated by lighttight insulating barrier (4), the second electrode (6) and third electrode (7), insulating barrier (4) is two and extend into housing (2) inside, the middle part of insulating barrier (4) is provided with center hole, housing (2) is insulated layer (4) and is separated into ante-chamber (8), lumen (9) and back cavity (10), ante-chamber (8), in lumen (9) and back cavity (10), be filled with respectively transparent liquid, liquid in liquid in lumen (9) and ante-chamber (8) is immiscible, liquid in liquid in lumen (9) and back cavity (10) is also immiscible, the first electrode (5), the second electrode (6) and third electrode (7) contact with the liquid phase in ante-chamber (8), lumen (9) and back cavity (10) respectively, between the first electrode (6) and the second electrode (7) and between the second electrode (7) and third electrode (8), all apply certain voltage.
2. the adjustable simulated eye of a kind of diopter according to claim 1, is characterized in that: artificial cornea (1) is glass or resin.
3. the adjustable simulated eye of a kind of diopter according to claim 1 and 2, is characterized in that: the center hole place of insulating barrier (4) is provided with elasticity light-transmissive film (11).
4. the adjustable simulated eye of a kind of diopter according to claim 1 and 2, is characterized in that: the inwall of rear wall (3) is provided with the eye fundus image of emulation.
5. the adjustable simulated eye of a kind of diopter according to claim 1 and 2, is characterized in that: the liquid in lumen (9) is the nonpolar liquid of insulation, and the liquid in ante-chamber (8) and back cavity (10) is conducting solution.
6. the adjustable simulated eye of a kind of diopter according to claim 5, is characterized in that: the liquid in lumen (9) is oil, and the liquid in ante-chamber (8) and back cavity (10) is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210132443.7A CN102670161B (en) | 2012-05-02 | 2012-05-02 | Analog eye with adjustable diopter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210132443.7A CN102670161B (en) | 2012-05-02 | 2012-05-02 | Analog eye with adjustable diopter |
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| CN102670161A CN102670161A (en) | 2012-09-19 |
| CN102670161B true CN102670161B (en) | 2014-05-07 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103932675B (en) * | 2014-05-07 | 2016-04-13 | 中国计量科学研究院 | A kind of test person eye model for ophthalmology OCT equipment three-dimensional imaging performance evaluation and using method thereof |
| CN106530923B (en) * | 2016-10-18 | 2018-11-06 | 温州医科大学 | One kind being based on the adjustable simulated eye of spatial light modulator aberration and its aberration adjusting method |
| CN106297521B (en) * | 2016-10-18 | 2018-12-18 | 温州医科大学 | A kind of real time dynamic simulation device and its real time dynamic simulation method based on the adjustable simulated eye of spatial light modulator aberration |
| CN109222886B (en) * | 2018-11-16 | 2024-04-12 | 苏州巨目光学科技有限公司 | Diopter adjustable regulating eye |
| CN113252319A (en) * | 2021-05-12 | 2021-08-13 | 北京九辰智能医疗设备有限公司 | Test tool device based on hand sieve vision detector |
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| SU1090386A1 (en) * | 1982-01-07 | 1984-05-07 | Bobonich Erik P | Eye model |
| CN1215197A (en) * | 1997-10-17 | 1999-04-28 | 青岛市卫生防疫站 | Imitation ophthalmology department teaching appliance |
| EP1336371A1 (en) * | 2002-02-15 | 2003-08-20 | Kabushiki Kaisha TOPCON | Model eye for eye characteristic measuring device and calibration method for the same |
| CN1719998A (en) * | 2002-12-03 | 2006-01-11 | 皇家飞利浦电子股份有限公司 | Eye testing |
| CN2775709Y (en) * | 2003-03-31 | 2006-04-26 | 李晓晨 | Bionic eye |
| CN101939774A (en) * | 2007-06-28 | 2011-01-05 | 眼睛保健及治疗公司 | Model human eye and face manikin for use therewith |
| CN102156348A (en) * | 2011-03-31 | 2011-08-17 | 上海理工大学 | Two-liquid zoom lens optical imaging system and method for simulating zoom of human eye |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6626535B2 (en) * | 2000-12-29 | 2003-09-30 | Bausch & Lomb Incorporated | Lens-eye model and method for predicting in-vivo lens performance |
| US7066598B2 (en) * | 2003-03-25 | 2006-06-27 | Bausch & Lomb Incorporated | Eye model for measurement |
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2012
- 2012-05-02 CN CN201210132443.7A patent/CN102670161B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1090386A1 (en) * | 1982-01-07 | 1984-05-07 | Bobonich Erik P | Eye model |
| CN1215197A (en) * | 1997-10-17 | 1999-04-28 | 青岛市卫生防疫站 | Imitation ophthalmology department teaching appliance |
| EP1336371A1 (en) * | 2002-02-15 | 2003-08-20 | Kabushiki Kaisha TOPCON | Model eye for eye characteristic measuring device and calibration method for the same |
| CN1719998A (en) * | 2002-12-03 | 2006-01-11 | 皇家飞利浦电子股份有限公司 | Eye testing |
| CN2775709Y (en) * | 2003-03-31 | 2006-04-26 | 李晓晨 | Bionic eye |
| CN101939774A (en) * | 2007-06-28 | 2011-01-05 | 眼睛保健及治疗公司 | Model human eye and face manikin for use therewith |
| CN102156348A (en) * | 2011-03-31 | 2011-08-17 | 上海理工大学 | Two-liquid zoom lens optical imaging system and method for simulating zoom of human eye |
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| CN102670161A (en) | 2012-09-19 |
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