CN102670161A - Analog eye with adjustable diopter - Google Patents
Analog eye with adjustable diopter Download PDFInfo
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- CN102670161A CN102670161A CN2012101324437A CN201210132443A CN102670161A CN 102670161 A CN102670161 A CN 102670161A CN 2012101324437 A CN2012101324437 A CN 2012101324437A CN 201210132443 A CN201210132443 A CN 201210132443A CN 102670161 A CN102670161 A CN 102670161A
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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 all is uncontrollable static models eye.After the instrument processing of human eye dioptroscopy, need proofread and correct, for a unified standard is arranged when dispatching from the factory, general manufacturer all can make the human eye peg model, utilizes this human eye peg model to carry out the unified of human eye dioptroscopy instrument proofreaied and correct.There is not the unified benchmark of demarcating in the industry at home; 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, the doctor is difficult to hold when adopting the inspection apparatus of different manufacturers to do inspection to the patient, and then makes troubles.
Summary of the invention
In order to solve the problem that existing human eye peg model diopter can not be regulated; The present invention provides a kind of diopter adjustable simulated eye; The diopter of this simulated eye can be regulated by continuous stepless; Make things convenient for ophthalmology department teaching, unified demarcation benchmark be provided, have that the diopter range of accommodation is big, precision is high, governing speed is fast, ruggedness is good, the light penetration ability reaches the low characteristics of power consumption by force for ophthalmology dioptric class diagnostic instruments.
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 outwards is the sphere protrusion; Be the dome shape of indent with the rear wall of artificial cornea's corresponding shell; The outer wall of housing is fixed with first electrode, second electrode and the third electrode that is separated by lighttight insulating barrier, and insulating barrier is two and extend into enclosure interior that 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; Be filled with transparent liquid in ante-chamber, lumen and the back cavity respectively, liquid and the liquid in the ante-chamber in the lumen are immiscible, and liquid and the liquid in the back cavity in the lumen are also immiscible; First electrode, second electrode and third electrode respectively with ante-chamber, lumen and back cavity in liquid phase contact, all apply certain voltage between first electrode and second electrode and between second electrode and the third electrode.
Described artificial cornea is glass, resin or plastics.
The center hole place of described insulating barrier is provided with the elasticity light-transmissive film.
The inwall of described rear wall is provided with the eye fundus image of emulation.
Liquid in the described lumen is insulating nonpolar liquid, and the liquid in ante-chamber and the back cavity is conducting solution.
Liquid in the described lumen is oil, and the liquid in ante-chamber and the back cavity is water.
The present invention has following beneficial effect: owing to take such scheme; Between the liquid through regulating ante-chamber and the liquid of lumen and the voltage between the liquid of the liquid of lumen and back cavity change two kinds of liquid internal pressure; And then control the form of two kinds of liquid interfaces, reach and regulate dioptric purpose.Diopter of the present invention can continuous stepless be regulated, and has that the diopter range of accommodation is big, precision is high, governing speed is fast, ruggedness is good, the light penetration ability reaches the low characteristics of power consumption by force.The present invention can simulate different refractive status, like normal eyes state, myopia state and hypermetropia state, makes things convenient for ophthalmology department teaching, for ophthalmology dioptric class diagnostic instruments provides unified demarcation benchmark.
Description of drawings
Accompanying drawing 1 is a 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 among the figure, 2-housing, 3-rear wall, 4-insulating barrier, 5-first electrode, 6-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 present invention is described further:
Combine Fig. 2, shown in Figure 3 by Fig. 1; The simulated eye that a kind of diopter is adjustable comprises transparent artificial cornea 1 and airtight housing 2; Artificial cornea 1 middle part outwards is sphere protrusion, is the dome shape of indent with the rear wall 3 of artificial cornea's 1 corresponding shell 2, and the outer wall of housing 2 is fixed with first electrode 5, second electrode 6 and the third electrode 7 that is separated by lighttight insulating barrier 4; Insulating barrier 4 is two and extend into housing 2 inside; The middle part of insulating barrier 4 is provided with center hole, and housing 2 is insulated layer 4 and is separated into ante-chamber 8, lumen 9 and back cavity 10, is filled with transparent liquid respectively in ante-chamber 8, lumen 9 and the back cavity 10; Liquid in liquid in the lumen 9 and the ante-chamber 8 is immiscible, and the liquid in liquid in the lumen 9 and the back cavity 10 is also immiscible; First electrode 5, second electrode 6 and third electrode 7 respectively with ante-chamber 8, lumen 9 and back cavity 10 in liquid phases contact; All apply certain voltage between first electrode 6 and second electrode 7 and between second electrode 7 and the third electrode 8; This voltage is DC voltage and makes the liquid in the lumen 9 projecting inward to ante-chamber 8 and back cavity 10; In the present embodiment, the liquid energized negative pole in the lumen 9, ante-chamber 8 is anodal with the liquid energized in the back cavity 10.Owing to take technique scheme; Between the liquid through regulating ante-chamber 8 and the liquid of lumen 9 and the voltage between the liquid of the liquid of lumen 9 and back cavity 10 change two kinds of liquid internal pressure; And then control the form of two kinds of liquid interfaces, reach and regulate dioptric purpose.Diopter of the present invention can continuous stepless be regulated, and has that the diopter range of accommodation is big, precision is high, governing speed is fast, ruggedness is good, the light penetration ability reaches the low characteristics of power consumption by force.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, hypermetropia state shown in Figure 3 makes things convenient for ophthalmology department teaching, for ophthalmology dioptric class diagnostic instruments provides unified demarcation benchmark.
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 the immiscible liquid, also is convenient in different chambers, charge into simultaneously different liquid.
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 (like fundus camera, ophthalmofundoscope etc.) observation model eye, and when contrasting different refractive status to the influence of fundus imaging instrument.
Liquid in the described lumen 9 is insulating nonpolar liquid, and ante-chamber 8 is a conducting solution with back cavity 10 interior liquid.Liquid in liquid in the lumen 9 and the ante-chamber 8 is immiscible, and the liquid in liquid in the lumen 9 and the back cavity 10 is also immiscible, is beneficial to dioptric step-less adjustment.
Liquid in the described lumen 9 is oil, and ante-chamber 8 is a water with back cavity 10 interior liquid.Oil and water price lattice are cheap, and cost is low.
Claims (6)
1. simulated eye that diopter is adjustable; Comprise transparent artificial cornea (1) and airtight housing (2); Artificial cornea's (1) middle part outwards is sphere protrusion, is the dome shape of indent with the rear wall (3) of artificial cornea (1) corresponding shell (2), and it is characterized in that: the outer wall of housing (2) is fixed with first electrode (5), second electrode (6) and the third electrode (7) that is separated by lighttight insulating barrier (4); Insulating barrier (4) is two and extend into housing (2) inside; The middle part of insulating barrier (4) is provided with center hole, and housing (2) is insulated layer (4) and is separated into ante-chamber (8), lumen (9) and back cavity (10), is filled with transparent liquid respectively in ante-chamber (8), lumen (9) and the back cavity (10); Liquid in liquid in the lumen (9) and the ante-chamber (8) is immiscible, and the liquid in liquid in the lumen (9) and the back cavity (10) is also immiscible; First electrode (5), second electrode (6) and third electrode (7) contact with the interior liquid phase of ante-chamber (8), lumen (9) and back cavity (10) respectively, all apply certain voltage between first electrode (6) and second electrode (7) and between second electrode (7) and the third electrode (8).
2. the adjustable simulated eye of a kind of diopter according to claim 1 is characterized in that: artificial cornea (1) is glass, resin or plastics.
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 the lumen (9) is insulating nonpolar liquid, and the liquid in ante-chamber (8) and the 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 the lumen (9) is oil, and the liquid in ante-chamber (8) and the 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 |
|---|---|---|---|
| CN201210132443.7A CN102670161B (en) | 2012-05-02 | 2012-05-02 | Analog eye with adjustable diopter |
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| CN102670161A true CN102670161A (en) | 2012-09-19 |
| CN102670161B CN102670161B (en) | 2014-05-07 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103932675A (en) * | 2014-05-07 | 2014-07-23 | 中国计量科学研究院 | Human eye test model for evaluating three-dimensional imaging performance of OCT equipment of ophthalmology department and use method thereof |
| CN106297521A (en) * | 2016-10-18 | 2017-01-04 | 温州医科大学 | A kind of real time dynamic simulation device based on the adjustable simulated eye of spatial light modulator aberration and real time dynamic simulation method thereof |
| CN106530923A (en) * | 2016-10-18 | 2017-03-22 | 温州医科大学 | Simulation eye with adjustable aberration based on spatial light modulator, and aberration adjustment method for simulation eye |
| CN109222886A (en) * | 2018-11-16 | 2019-01-18 | 苏州巨目光学科技有限公司 | Diopter-adjustable debugs 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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| CN1215197A (en) * | 1997-10-17 | 1999-04-28 | 青岛市卫生防疫站 | Imitation ophthalmology department teaching appliance |
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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 |
| WO2002053021A2 (en) * | 2000-12-29 | 2002-07-11 | Bausch & Lomb Incorporated | Lens-eye model and method for predicting in-vivo lens performance |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103932675A (en) * | 2014-05-07 | 2014-07-23 | 中国计量科学研究院 | Human eye test model for evaluating three-dimensional imaging performance of OCT equipment of ophthalmology department and use method thereof |
| 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 |
| CN106297521A (en) * | 2016-10-18 | 2017-01-04 | 温州医科大学 | A kind of real time dynamic simulation device based on the adjustable simulated eye of spatial light modulator aberration and real time dynamic simulation method thereof |
| CN106530923A (en) * | 2016-10-18 | 2017-03-22 | 温州医科大学 | Simulation eye with adjustable aberration based on spatial light modulator, and aberration adjustment method for simulation eye |
| 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 |
| CN109222886A (en) * | 2018-11-16 | 2019-01-18 | 苏州巨目光学科技有限公司 | Diopter-adjustable debugs eye |
| 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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| CN102670161B (en) | 2014-05-07 |
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