CN102429633B - Optometer for comprehensively detecting diopter and visual function of eyes and optometry method - Google Patents
Optometer for comprehensively detecting diopter and visual function of eyes and optometry method Download PDFInfo
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- 238000000034 method Methods 0.000 title abstract description 9
- 230000004382 visual function Effects 0.000 title abstract 3
- 238000012360 testing method Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 19
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- 238000001514 detection method Methods 0.000 claims abstract description 13
- 210000004072 lung Anatomy 0.000 claims description 31
- 208000001491 myopia Diseases 0.000 claims description 27
- 230000004438 eyesight Effects 0.000 claims description 11
- 230000035945 sensitivity Effects 0.000 abstract description 6
- 230000036541 health Effects 0.000 abstract description 4
- 210000003128 head Anatomy 0.000 description 37
- 208000014733 refractive error Diseases 0.000 description 31
- 238000007689 inspection Methods 0.000 description 21
- 230000006870 function Effects 0.000 description 10
- 230000004927 fusion Effects 0.000 description 10
- 230000004308 accommodation Effects 0.000 description 7
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- 238000005516 engineering process Methods 0.000 description 4
- 201000009310 astigmatism Diseases 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004304 visual acuity Effects 0.000 description 2
- 206010020015 Heterophoria Diseases 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
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- 210000001525 retina Anatomy 0.000 description 1
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Abstract
The invention relates to an optometer for comprehensively detecting diopter and visual function of eyes. The optometer comprises an optometry lifting table, a seat, a computer optometer, a control panel, a function control button, a function execution mechanism and a sighting target assembly, and is characterized in that the sighting target assembly comprises a front sighting target plate and a rear sighting target plate which are provided with sighting target windows, as well as a sighting target card with sighting targets, wherein, the front sighting target plate and the rear sighting target plate are suspended on a near sight test rod; and at least one group of the sighting targets among all the sighting targets are single sighting targets. The optometer further comprises an adjustment sensitivity checking device. The optometry method using the optometer mainly comprises the following steps: (1) diopter detection; and (2) visual function detection. The sighting targets in the structure are changed into single sighting targets so as to improve the judgment accuracy; and meanwhile results can be accurately and effectively checked by the added adjustment sensitivity checking device in a non-hand-held manner. Therefore, by adopting the optometry method, the diopter and the internal visual functional status of eyes can be more comprehensively checked so that the visual health state of eyes can be assessed comprehensively and a reasonable solution can be made further.
Description
Technical field
In particular, the present invention relates to the eye refractometer of a kind of complete detection detecting eye diopter and visual performance.
Background technology
Existing optometry method is mainly the diopter that checks eyes, only from diopter, can not well find the problem of inherent visual performance, and often just these factors cause number of degrees intensification, asthenopia, wear the symptom such as mirror discomfort and occur, traditional method for detecting diopter is more, but all there is certain error in accuracy, the appearance of this error, often results from optometry method too simple.
In the market, many optometry equipments are disclosed, comprehensive optometry instrument for example, full-automatic eye refractometer etc., and above-mentioned eye refractometer coordinates advanced computer-controlled program, but advanced eye refractometer all needs some sighting target groups again, and existing near-sighted mark group is often all comprised of a plurality of sighting targets, the eyesight testing of for example doing during our health check-up at ordinary times, its every row all has several sighting targets to form, and these sighting targets when detecting often client can see that ghost image manifests, be easy to like this affect client's judgement.
Check to regulate the time upset used of sensitivity to clap, existing eye refractometer is not all installed corollary apparatus, mostly adopt manual overturning to complete and check the detection that regulates sensitivity, this upset is clapped needs hand-held in use, poor with regard to existence and stability like this, in upset time, is easily caused again the shortcomings such as the position of eyeglass is inaccurate, affects check result.
Summary of the invention
The present invention for solve the technical problem existing in known technology provide a kind of simple in structure, easy to use, detect the eye refractometer of complete detection detecting eye diopter and visual performance accurately.
The technical scheme that the present invention takes for the technical problem existing in solution known technology is:
The eye refractometer of a kind of complete detection detecting eye diopter and visual performance, mainly comprise optometry lifting platform, seat, be arranged on optometry lifting platform computer eye refractometer, be arranged on the lifting drawer moving up and down with optometry lifting platform of optometry lifting platform below, be arranged on control panel and the function control knob of lifting platform side, the function executing mechanism being connected with function control knob is installed after lifting platform, function executing mechanism mainly comprises oscillating arm mechanisms is installed, lighting mechanism and projector, optometry assembly is installed in described oscillating arm mechanisms, this optometry assembly mainly comprises near vision reference test bar, be arranged on lung head and sighting target assembly near vision reference test bar, described sighting target assembly comprises front-and rear-view bidding quotation, between two sighting target dishes, sighting target card is installed, described sighting target cartoon is crossed rotating shaft and is arranged between front-and rear-view bidding quotation, the upper end of described front-and rear-view bidding quotation is provided with hanging head, hanging head hangs and is arranged near vision reference test bar, described front-and rear-view bidding quotation is provided with triangle sighting target window, described sighting target card is provided with the sighting target of array reaction vision grade, in described array sighting target, at least one group of sighting target is single sighting target, described this eye refractometer also comprises the sensitive detector of adjusting, the sensitive detector of described adjusting is suspended near vision reference test bar, and between lung head and sighting target assembly.
The present invention can also adopt following technical measures:
The sensitive detector of described adjusting mainly comprises casing, the top of casing is provided with hanging head, the lens set frame that can slide up and down is installed in described casing, removable eyeglass is installed on lens set frame, corresponding lens set position casing is provided with window, the both sides of described casing are provided with chute, and the both sides of described lens set frame are provided with moving handle.
Advantage and good effect that the present invention has are: because the present invention adopts technique scheme, by what check use, closely with visual acuity chart, change single sighting target into, improve the accuracy of judgement, by checking, regulate the equipment of sensitivity to join in comprehensive optometry instrument simultaneously, and do not need hand-held, stability is better, the accurate aligned position of eyeglass energy during upset, accuracy and the effectiveness of raising check result.So the present invention can more fully check detecting eye diopter and inherent visual performance state, thereby the Vision Health situation of comprehensive assessment eyes is formulated rational solution.Therefore the present invention have simple in structure, easy to use, detect the advantages such as accurate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is sighting target modular construction schematic diagram;
Fig. 3 is the side view of Fig. 2;
Fig. 4 regulates sensitive detector structural representation;
Fig. 5 is the cutaway view of Fig. 3;
Fig. 6 is sighting target assembly and regulates sensitive detector and near vision reference test bar mounting structure schematic diagram.
In figure: 1, optometry lifting platform; 2, seat; 3, rafractive; 4, lifting drawer; 5, control panel; 6, function control knob; 7, function executing mechanism; 7-1, oscillating arm mechanisms; 7-2, lighting mechanism; 7-3, projector; 8, optometry assembly; 8-1, near vision reference test bar; 8-2, lung head; 8-3, sighting target assembly; 8-3-1, sighting target dish; 8-3-2, sighting target card; 8-3-3, hanging head; 8-3-4, sighting target window; 8-3-5, sighting target; 9, regulate sensitive detector; 9-1, casing; 9-2, hanging head; 9-3, lens set frame; 9-4, window; 9-5, moving handle.
The specific embodiment
For further understanding summary of the invention of the present invention, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1 to Fig. 6, the eye refractometer of a kind of complete detection detecting eye diopter and visual performance, mainly comprise optometry lifting platform 1, seat 2, be arranged on optometry lifting platform 1 computer eye refractometer 3, be arranged on the lifting drawer 4 moving up and down with optometry lifting platform of optometry lifting platform 3 belows, be arranged on control panel 5 and the function control knob 6 of optometry lifting platform 1 side, lifting platform 3 is provided with the function executing mechanism 7 being connected with function control knob 6 below, function executing mechanism 7 mainly comprises oscillating arm mechanisms 7-1 is installed, lighting mechanism 7-2 and projector 7-3, optometry assembly 8 is installed on described oscillating arm mechanisms 7-1, this optometry assembly 8 mainly comprises near vision reference test bar 8-1, be arranged on lung head 8-2 and sighting target assembly 8-3 near vision reference test bar 8-1, said structure is the comprehensive optometry main member that belongs to traditional, belong to known technology, the eye refractometer that the present embodiment adopts is the CS-300 of Shanghai City Xiong Bo precision instrument limited company, for the present invention in said structure, sighting target assembly is improved, be that described sighting target assembly 8-3 comprises front-and rear-view bidding quotation 8-3-1, sighting target card 8-3-2 is installed between two sighting target dishes, described sighting target card 8-3-2 is arranged between front-and rear-view bidding quotation 8-3-1 by rotating shaft, the upper end of described front-and rear-view bidding quotation is provided with hanging head 8-3-3, hanging head 8-3-3 hangs and is arranged near vision reference test bar 8-1, described front-and rear-view bidding quotation 8-3-1 is provided with triangle sighting target window 8-3-4, and described sighting target card 8-3-2 is provided with the sighting target 8-3-5 of array reaction vision grade, and in described array sighting target, at least one group of sighting target is single sighting target.
In order directly to regulate following test on eye refractometer, save the use that traditional hand-held upset is clapped, described this eye refractometer also comprises the sensitive detector 9 of adjusting, and it is upper that the sensitive detector 9 of described adjusting is suspended near vision reference test bar 8-1, and between lung head 8-2 and sighting target assembly 8-3.
In said structure, the sensitive detector 9 of described adjusting mainly comprises casing 9-1, the top of casing is provided with hanging head 9-2, the lens set frame 9-3 that can slide up and down is installed in described casing 9-1, the upper replaceable eyeglass that is provided with of lens set frame 9-3, corresponding lens set position casing is provided with window 9-4, and the both sides of described casing 9-1 are provided with chute, and the both sides of described lens set frame are provided with moving handle 9-5.
Utilize above-mentioned eye refractometer to carry out the optometry method of complete detection detecting eye diopter and visual performance, its step is as follows:
(1), diopter detects:
(1), naked vision inspection: use projector, hide respectively an eye, check the eye eyesight situation while not correcting; For example: right eye 0.4
Left eye 0.5
(2), interpupillary distance inspection: the distance that checks client Liang Yan pupil center;
For example: interpupillary distance 65mm
(3), instrument adjustment: adjust the levelness, mirror eye distance of lung head, highly according to client's practical situation, open right eye window and hide left eye window;
(4), mist is looked: use lung head, use projector to throw in 0.2～0.4 3 row sighting target simultaneously, the add gradually+0.25D concave-sphere number of degrees to 0.3 sighting target is fuzzy;
(5), concave-sphere bigness scale: use lung head and projector, the subtract gradually+0.25D concave-sphere number of degrees are clear to sighting target 0.8;
(6), astigmatic bigness scale: use projector to throw in astigmatic dial plate sighting target, allow client see that whether lines are all the same, adjust astigmatic axle position and the number of degrees according to client's reaction;
(7), astigmatic accurate measurement: use projector to throw in cellular sighting target, use axle position and the number of degrees of the accurate astigmatism of lung head;
(8), red green inspection: use projector to throw in red green sighting target, the image space according to red green sighting target on retina is different, objectively judges that whether the concave-sphere number of degrees are suitable;
(9), concave-sphere accurate measurement: use lung head to adjust the concave-sphere number of degrees, find out the minimum concave-sphere number of degrees that the best is corrected defects of vision;
(10), check left eye: open left eye window and hide right eye window, repeat above-mentioned steps 4 to 9 inspection left eyes;
(11), binocular balance: by alternately hiding an eye, the definition that contrasts two is consistent;
(12), try on: according to prescription above, allow client have on trial frame sensation comfort level and definition;
(13), assessment wearing effect, open prescription, according to client, wear the impression of trial frame, draw the prescription that client is final;
(2), visual performance detects:
(1), eyes inspection is looked into: use lung head and projector, check whether normal eyes are looked;
(2), heterophoria inspection: use lung head and projector, check respectively the hidden gradient of every eye;
For example: the hidden oblique BI2 △ of right eye
The hidden oblique BI3 △ of left eye
(3) the flat eye of the far water position of looking, after correction of refractive errors checks, uses lung head and projector, checks respectively the level eye position of every eye when correction of refractive errors backsight is far away;
For example: the level eye position of right eye is BI2 △ when far away
(4), after correction of refractive errors, look the flat negative fusion power inspection of far water, use lung head and projector, check that eyes after correction of refractive errors look the value of the negative fusion power of level when far away;
For example: depending on the flat negative fusion power of far water, be breakdown point BI13 △, recovery point BI4 △
(5), after correction of refractive errors, look the inspection of the straight and even property of far water convergence power, use lung head and projector, check that eyes after correction of refractive errors look the value of the positive convergence power of level when far away;
For example: depending on the straight and even convergence power of far water, be BO14 △
(6) the straight and even fusion power of far water of the looking inspection, after correction of refractive errors, is used lung head and projector, checks that the level when far away of eyes after correction of refractive errors is just merging power value;
For example: depending on the straight and even fusion power of far water, be breakdown point BO15 △, recovery point BO13 △
(7) the eye far away position of looking vertical, after correction of refractive errors checks, uses lung head and projector, checks respectively the vertical eye position of every eye when correction of refractive errors backsight is far away;
For example: look the vertical eye of right eye position BU1 △ when far away
(8), after correction of refractive errors, look vertical control force inspection far away, use lung head and projector, check respectively the vertical control force of every eye when correction of refractive errors backsight is far away;
For example: the vertical control force of right eye BU is breakdown point BU1 △, recovery point BU1 △
(9) eyes, after correction of refractive errors are crossed cylinder lens inspection simultaneously, uses sighting target assembly, near vision reference test bar and lung head, checks eyes control lag or leading amount;
For example: the eyes simultaneously value of crossed cylinder lens are-0.50D
(10) the adjusting following test, after correction of refractive errors, is used and regulates following test device, near vision reference test bar and sighting target assembly, checks that eyes regulate the cycle of reaction;
For example: regulate cycles/minute reaction times 9
(11) inspection of looking nearly level eye position, after correction of refractive errors, is used sighting target assembly, near vision reference test bar and lung head, checks respectively the level eye position of every eye when correction of refractive errors backsight is near;
For example: look nearly right eye level eye position BI1 △
(12), after correction of refractive errors, look nearly horizontal negativity convergence power inspection, use sighting target assembly, near vision reference test bar and lung head, check that eyes after correction of refractive errors look the value of horizontal negativity convergence power when near;
For example: depending on nearly horizontal negativity convergence power, be BI7 △
(13), the level of looking nearly after correction of refractive errors is born the inspection of fusion power; Use sighting target assembly, near vision reference test bar and lung head, check that eyes after correction of refractive errors look the value of the negative fusion power of level when near;
For example: depending on the negative fusion power of nearly level, be breakdown point BI18 △, recovery point BI14 △
(14), after correction of refractive errors, look nearly horizontal positivity convergence power inspection; Use sighting target assembly, near vision reference test bar and lung head, check that eyes after correction of refractive errors look the value of the positive convergence power of level when near;
For example: depending on the positive convergence power of nearly level, be BO18 △
(15), the just fusion power of level of the looking nearly inspection after correction of refractive errors; Use sighting target assembly, near vision reference test bar and lung head, check that the level when near of eyes after correction of refractive errors is just merging the value of power;
For example: depending on just fusion power of nearly level, be breakdown point BO18 △, recovery point BO14 △
(16) inspection of looking nearly vertical eye position, after correction of refractive errors, is used sighting target assembly, near vision reference test bar and lung head, checks respectively after correction of refractive errors that every eye looks vertical eye position when near;
For example: look the vertical eye of right eye position BU1 △ when near
(17), after correction of refractive errors, look nearly vertical control force inspection, use sighting target assembly, near vision reference test bar and lung head, check respectively the vertical control force of every eye when correction of refractive errors backsight is near;
For example: the vertical control force of right eye BU is breakdown point BU1 △, recovery point BU1 △
(18) the negative relative accommodation inspection, after correction of refractive errors, is used sighting target assembly, near vision reference test bar and lung head, checks the negative relative accommodation power numerical value of eyes;
For example: negative relative accommodation power is 2.00D
(19) the positive relative accommodation inspection, after correction of refractive errors, is used sighting target assembly, near vision reference test bar and lung head, checks the positive relative accommodation power numerical value of eyes;
For example: positive relative accommodation power is 2.00D
(20) the maximal regulated amplitude, after correction of refractive errors checks, uses sighting target assembly, near vision reference test bar and lung head, checks the maximal regulated power numerical value of eyes.
For example: the amplitude of accommodation is 7.00D
Above-mentioned optometry method detects between detection diopter as follows to having worn the client of eyes before detecting: the object of this detection is mainly understood the basic parameter of old eyeglass, so that reference.
(1), the old mirror number of degrees check, use lens meter, check the concave-sphere number of degrees, astigmatism degree, axis of astigmatism and the interpupillary distance of old mirror; For example: right eye :-1.50-0.50*85
Left eye :-2.25-1.25*150
Interpupillary distance: 64mm
(2), the inspection of correcting defects of vision of old mirror, use projector, allow client wear old mirror, hide respectively an eye examination vision grade.
For example: right eye 0.8
Left eye 0.6
In sum, the present invention closely changes single sighting target into visual acuity chart by what check use, improve the accuracy of judgement, by checking, regulate the equipment of sensitivity to join in comprehensive optometry instrument simultaneously, and do not need hand-held, stability is better, the accurate aligned position of eyeglass energy during upset, accuracy and the effectiveness of raising check result.So the present invention can more fully check detecting eye diopter and inherent visual performance state, thereby the Vision Health situation of comprehensive assessment eyes is formulated rational solution.
Claims (2)
1. the eye refractometer of a complete detection detecting eye diopter and visual performance, mainly comprise optometry lifting platform, seat, be arranged on the rafractive on optometry lifting platform, be arranged on the lifting drawer moving up and down with optometry lifting platform of optometry lifting platform below, be arranged on control panel and the function control knob of lifting platform side, the function executing mechanism being connected with function control knob is installed after lifting platform, function executing mechanism mainly comprises oscillating arm mechanisms, lighting mechanism and projector, optometry assembly is installed in described oscillating arm mechanisms, this optometry assembly mainly comprises near vision reference test bar, be arranged on lung head and sighting target assembly near vision reference test bar, described sighting target assembly comprises front-and rear-view bidding quotation, between two sighting target dishes, sighting target card is installed, described sighting target cartoon is crossed rotating shaft and is arranged between front-and rear-view bidding quotation, the upper end of described front-and rear-view bidding quotation is provided with hanging head, hanging head hangs and is arranged near vision reference test bar, described front-and rear-view bidding quotation is provided with triangle sighting target window, and described sighting target card is provided with the sighting target of array reaction vision grade, and in described array sighting target, at least one group of sighting target is single sighting target, it is characterized in that: also comprise and regulate sensitive detector, the sensitive detector of described adjusting is suspended near vision reference test bar, and between lung head and sighting target assembly.
2. the eye refractometer of complete detection detecting eye diopter according to claim 1 and visual performance, it is characterized in that: the sensitive detector of described adjusting mainly comprises casing, the top of casing is provided with hanging head, the lens set frame that can slide up and down is installed in described casing, removable eyeglass is installed on lens set frame, corresponding lens set position casing is provided with window, and the both sides of described casing are provided with chute, and the both sides of described lens set frame are provided with moving handle.
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