CN106333642B - A kind of dynamic visual acuity tester and its test method - Google Patents
A kind of dynamic visual acuity tester and its test method Download PDFInfo
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- CN106333642B CN106333642B CN201610856219.0A CN201610856219A CN106333642B CN 106333642 B CN106333642 B CN 106333642B CN 201610856219 A CN201610856219 A CN 201610856219A CN 106333642 B CN106333642 B CN 106333642B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
- A61B3/028—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters
- A61B3/032—Devices for presenting test symbols or characters, e.g. test chart projectors
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0016—Operational features thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0075—Apparatus for testing the eyes; Instruments for examining the eyes provided with adjusting devices, e.g. operated by control lever
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/06—Accessories for medical measuring apparatus
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- Ophthalmology & Optometry (AREA)
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Abstract
The invention discloses a kind of dynamic visual acuity tester and test methods, belong to visual test field, specifically include a cabinet for testing and installing test suite, show dynamic environment, there are one test environment chambers for cabinet inside tool, test environment intracavitary installs test suite, and test suite includes a display module, and the display module includes the glass screen of one piece of electrically controlled transparent material, glass screen is installed on case front end, for showing the dynamic indicator on player module；One player module, for playing dynamic visual testing sign, player module uses one piece of display screen；Further include a control assembly, different dynamic visual testing signs is shown for control display screen.The present invention realizes the real simulation to complex environment in visual condition detection, the visual environment dynamic for improving the accuracy and confidence level of detection data, and providing on the basis of DVA and KVA dynamic vision functions higher order such as extracts and recombines at the advanced visual capacity test.
Description
Technical field
The present invention relates to optometry, eyesight detection, ophthalmology detection fields, and in particular to a kind of dynamic visual acuity tester and its
Test method.
Background technology
Dynamic visual acuity refers to eyes in the mobile target of observation, capturing video, decomposition, the mobile target image of perception energy
Power is a kind of ability of perceptual motor object detail.Objects at high speed often will produce residual as the reason is that image is in the mankind when moving
The retina residence time there was only 0.1 second, that is to say, that the eyesight of people is 0.1 second per frame, that is to say, that object speed is faster than dynamic
The limit of state eyesight can not just capture, and wherein brain response speed is conclusive key, that is to say, that as long as image is in retina
Residence time is shorter, can capture faster object.
Detect identification of the dynamic visual acuity primarily directed to two class sensation target objects：One kind is the object to transverse shifting at the moment
This kind of dynamic vision function is known as DVA by the eyesight that can clearly capture；It is another kind of to be directed to what oneself quickly came head-on
This kind of dynamic vision function is known as KVA by the eyesight that object can be captured clearly.
The prior art cannot achieve the real simulation to complicated visual environment, such as various and relevant interference of visual recognition
Object, and technology of originally telling somebody what one's real intentions are is by the real simulation to complicated visual environment, so that the eyesight detected value of detected object is more
With reference value.
Under the prior art, when detected object detects, can only detect compare low order shape feel (low order regards with dynamic visual testing sign
Feel can simply be divided into shape feel, light sensation, colour vision, motion feature) because their presentation pattern only has the considerations of these two aspects,
And the present invention provides high order visual environment dynamic and extracts and recombine then because devising environmental noise.So that inspection
Measured value is more in line with objective reality and credible.
Invention content
Technical problem to be solved by the invention is to provide a kind of visual backgrounds providing the full ken, simulate practical vision ring
Noise element in border, to which dynamic visual acuity detection is felt that pattern, which is presented, with dynamic visual testing sign is converted into high order visual from the shape of low order
The dynamic visual acuity tester and its test method for the dynamic vision ability that the abstract dynamic of environment is extracted and recombined and formed.
The present invention is achieved through the following technical solutions：A kind of dynamic visual acuity tester, it is characterised in that：Including one
A cabinet for testing and installing test suite, show dynamic environment, there are one test environment chamber, tests for cabinet inside tool
Test suite is installed, test suite includes a display module, and display module is installed on case front end, is used in environmental chamber
Show the dynamic indicator on player module；
One player module, for playing dynamic visual testing sign, the medial surface of the display screen face display module of player module, and
And the player module is fixed on by holder or bonding method on the test environment chamber of cabinet inside, the radiation direction of display screen
It is arranged with the equal face display module of path channels, is imaged on display module；
Further include a control assembly, different dynamic visual testing signs is shown for control display screen；
Control assembly is a control of intelligent terminal, is had for storing and the ability of Production development sighting target, output end
Player module is connected, player module shows dynamic visual testing sign, and is shown by display module,
Display module uses the glass screen of one piece of electrically controlled transparent material, and glass screen is installed on case front end, for showing
Show the dynamic indicator on player module, the automatically controlled control for realizing transparency can be passed through.
The beneficial effects of the invention are as follows：The present invention realizes in visual condition detection to the real simulation of complex environment, carries
The accuracy and confidence level of the Supreme People's Procuratorate's measured data, and provide on the basis of DVA and KVA dynamic vision functions the vision ring of higher order
Border dynamic such as extracts and recombines at the advanced visual capacity test.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the front view of the present invention.
Specific implementation mode
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification (including any accessory claim, abstract and attached drawing), except non-specifically chatting
It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only
It is an example in a series of equivalent or similar characteristics.
Include a cabinet 1 for testing and installing test suite, show dynamic environment, 1 inside of cabinet has one
A test environment chamber, test environment intracavitary install test suite, and test suite includes a display module；
In the present embodiment, display module uses the glass screen 2 of one piece of electrically controlled transparent material, glass screen 2 being installed on cabinet 1 just
On end face, for showing the dynamic indicator on player module, certainly, in actual use, which can also be used others
Structure, as long as can realize that the control of transparency can be used by automatically controlled；
For player module for playing dynamic visual testing sign, also, in the present embodiment, player module uses one piece of display screen 3, shows
The medial surface of the display screen face glass screen of display screen, and the display screen is fixed on cabinet inside by holder or bonding method
Test environment chamber on, the radiation direction of display screen is arranged with the equal face glass screen of path channels, is imaged on glass screen；In reality
Border is in use, other components, such as projecting apparatus screen or other player modules etc. also can be selected in player module.
In order to realize that picture different on display screen plays, it is necessary to which there are one control assemblies for tool, aobvious for controlling
Display screen shows different dynamic visual testing signs, such as existing many intelligent players, such as tablet computer, computer or smart mobile phone
Etc., these can be used as control assembly and control display screen gone to show different dynamic visual testing signs；
In the present embodiment, control assembly uses one piece of control mainboard 4, and the control mainboard is relatively common, with intelligent terminal
The control form of control mainboard is identical, has for store and the ability of Production development sighting target, control mainboard using routine meter
Mainboard to be calculated, is installed on cabinet inside bottom surface, and its output end connects player module, display screen shows dynamic visual testing sign, and
It is shown by glass screen.
In the present embodiment, transparent screen is full ken visual background, is set on the front end face of entire cabinet, tester station
In transparent screen front end, tested.
When test, eyesight testing person stands before glass display screen, control mainboard control display screen, and display actual test is used
Dynamic visual testing sign, these dynamic visual testing signs be the multidirectional dynamic visual testing sign of some interference；
Multidirectional dynamic visual testing sign includes DVA and KVA, and tester needs to be abstracted from numerous rambling sighting target movements
Out one or a batch have the dynamic visual testing sign of same characteristic features and give and judge, obtain Higher Order Abstract result；
Dynamic visual testing sign is shown in by display screen on the glass screen of electrically controlled transparent material, and radiation direction 5 and optical path direction 6 are
For projecting direction, and glass screen is controlled also by control mainboard, realizes its controllable transparent region and display area.
According to the judgement of tester, the eyesight Testing index under giving and dynamically testing completes the simulation under dynamic environment
Test.
Detect identification of the dynamic visual acuity primarily directed to two class sensation target objects：One kind is the object to transverse shifting at the moment
This kind of dynamic vision function is known as DVA by the eyesight that can clearly capture；It is another kind of to be directed to what oneself quickly came head-on
This kind of dynamic vision function is known as KVA by the eyesight that object can be captured clearly.
The beneficial effects of the invention are as follows：The present invention realizes in visual condition detection to the real simulation of complex environment, carries
The accuracy and confidence level of the Supreme People's Procuratorate's measured data, and provide on the basis of DVA and KVA dynamic vision functions the vision ring of higher order
Border dynamic such as extracts and recombines at the advanced visual capacity test.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (1)
1. a kind of dynamic visual acuity tester, it is characterised in that：Including one for testing and installing test suite, display dynamic ring
The cabinet in border, for cabinet inside tool there are one test environment chamber, test environment intracavitary installs test suite, and test suite includes one
A display module, display module are installed on case front end, for showing the dynamic indicator on player module；
One player module for playing dynamic visual testing sign, the medial surface of the display screen face display module of player module, and is somebody's turn to do
Player module is fixed on by holder or bonding method on the test environment chamber of cabinet inside, the radiation direction and light of display screen
The equal face display module setting of paths, is imaged on display module；
Further include a control assembly, different dynamic visual testing signs is shown for control display screen；
Control assembly is a control of intelligent terminal, is had for store and the ability of Production development sighting target, output end connects
Player module, player module shows dynamic visual testing sign, and is shown by display module,
Display module uses the glass screen of one piece of electrically controlled transparent material, glass screen to be installed on case front end, is broadcast for showing
The dynamic indicator on component is put, the automatically controlled control for realizing transparency can be passed through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610856219.0A CN106333642B (en) | 2016-09-27 | 2016-09-27 | A kind of dynamic visual acuity tester and its test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610856219.0A CN106333642B (en) | 2016-09-27 | 2016-09-27 | A kind of dynamic visual acuity tester and its test method |
Publications (2)
| Publication Number | Publication Date |
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| CN106333642A CN106333642A (en) | 2017-01-18 |
| CN106333642B true CN106333642B (en) | 2018-08-24 |
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| CN201610856219.0A Expired - Fee Related CN106333642B (en) | 2016-09-27 | 2016-09-27 | A kind of dynamic visual acuity tester and its test method |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107320064A (en) * | 2017-07-03 | 2017-11-07 | 中国人民解放军海军总医院 | A kind of dynamic visual acuity method of testing with hand eye coordination reaction time compensation function |
| CN115778311B (en) * | 2023-02-08 | 2023-11-03 | 安徽医学高等专科学校 | Vision detection disc |
| CN117158885B (en) * | 2023-10-23 | 2024-04-09 | 湖南美创数字科技有限公司 | Touch type interaction integrated machine for myopia comparison interaction |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062124C (en) * | 1995-09-27 | 2001-02-21 | 中国人民解放军海军医学研究所 | Running vehicle type dynamic visual testing sign device |
| JP2000237133A (en) * | 1999-02-17 | 2000-09-05 | Kansai Research Institute | Visual capability measuring device |
| CN1964687A (en) * | 2004-07-14 | 2007-05-16 | 松下电器产业株式会社 | Vision recovery training device |
| CN201058019Y (en) * | 2007-04-30 | 2008-05-14 | 于志林 | Vision test instrument |
| EP2095759A1 (en) * | 2008-02-29 | 2009-09-02 | Essilor International (Compagnie Générale D'Optique) | Evaluation and improvement of dynamic visual perception |
| CN102406525A (en) * | 2010-09-21 | 2012-04-11 | 范旭升 | Dynamic intelligent vision corrector |
| JP6245652B2 (en) * | 2012-10-11 | 2017-12-13 | 田原 博史 | Video observation system |
| US9595126B2 (en) * | 2014-12-15 | 2017-03-14 | Konan Medical Usa, Inc. | Visual function targeting using randomized, dynamic, contrasting features |
| CN104546392A (en) * | 2014-12-19 | 2015-04-29 | 张亚珍 | Visual training instrument with movable sighting mark |
| CN104825127B (en) * | 2015-05-26 | 2016-08-17 | 北京大学第三医院 | A kind of dynamic visual acuity detection method |
| CN105231986A (en) * | 2015-11-16 | 2016-01-13 | 中国人民解放军海军总医院 | Dynamic visual acuity testing system and method |
| CN105231988A (en) * | 2015-11-16 | 2016-01-13 | 中国人民解放军海军总医院 | Method for regulating sighting mark moving speed in dynamic visual acuity testing system |
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| CN106333642A (en) | 2017-01-18 |
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