CN105300667B - A kind of dura mater pressing triple prism lens prisms degree detection method - Google Patents
A kind of dura mater pressing triple prism lens prisms degree detection method Download PDFInfo
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- CN105300667B CN105300667B CN201510778524.8A CN201510778524A CN105300667B CN 105300667 B CN105300667 B CN 105300667B CN 201510778524 A CN201510778524 A CN 201510778524A CN 105300667 B CN105300667 B CN 105300667B
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- Prior art keywords
- dura mater
- triple prism
- pressing triple
- light
- reading
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- 210000001951 dura mater Anatomy 0.000 title claims abstract description 47
- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 230000003287 optical effect Effects 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 6
- 230000005622 photoelectricity Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 208000004350 Strabismus Diseases 0.000 description 7
- 238000011282 treatment Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000030533 eye disease Diseases 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 201000005743 paralytic squint Diseases 0.000 description 1
- 208000028254 paralytic strabismus Diseases 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
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- Length Measuring Devices By Optical Means (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Abstract
A kind of dura mater pressing triple prism lens prisms degree detection method, comprises the following steps：The first step, dura mater pressing triple prism is fixed on removable lens fixed cell；Second step, generating laser power supply is opened, adjust light path adjuster and beam expander, realize that collimated light beam exports；3rd step, dura mater pressing triple prism is adjusted, realize that deviation light exports；4th step, in the data-reading unit, observation receives the reading of light intensity；5th step, when reading is maximum, record the position readings value at current time；According to position readings value L2, vertical line distance L between dura mater pressing triple prism and data-reading unit1, dura mater pressing triple prism lens prisms degree △=(L2/L1)*100.Detection sensitivity of the present invention is high, testing reliability is good.
Description
Technical field
The present invention relates to the pressing triple prism lens prisms degree detection technique for following strabismus surgery, especially a kind of dura mater pressure
Paste prism lens prisms degree detection method.
Background technology
Strabismus is one of illness relatively common in children's eye diseases, and the incidence of disease is in 2%-3% or so.In recent years, dura mater
Pressing triple prism starts the direct treatment or preoperative, postoperative auxiliary treatment applied to child strabismus.The report of medical institutions
Show, pressing triple prism achieves good clinical treatment in terms of the treatments such as recessive strabismus, concomitant strabismus, paralytic strabismus
Effect.Dura mater pressing triple prism is made up of one group of Fresnel micro-structural prism proper alignment, for realizing to incident ray
Refraction control.Compared with traditional glass prism, dura mater pressing triple prism has that eyeglass is thin, in light weight, the correction degree of accuracy is high
The advantages that.
At present, with popularization of the dura mater pressing triple prism in following strabismus surgery field, the essence of dura mater pressing triple prism prism degree
Quasi- detection becomes the key link for ensureing lens quality.Literature survey result shows, at present in dura mater pressing triple prism eyeglass
Prism degree detection field does not have Patents to declare or implement.
The content of the invention
In order to overcome the shortcomings of not measuring the lens prisms degree of film pressing triple prism in prior art, the present invention provides one
The dura mater pressing triple prism lens prisms degree measuring method that kind detection sensitivity is high, testing reliability is good.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of dura mater pressing triple prism lens prisms degree detection method, realizing the detecting system of this method includes guide rail, light
Road adjustment unit, removable lens fixed cell and for according to receive light obtain light maximum intensity position and according to
Position obtains the data-reading unit of lens prisms degree, the optical path adjusting unit and the removable lens fixed cell
On the guide rail, the optical path adjusting unit includes laser transmitting system, light path adjuster and beam expander, the laser
The transmitting terminal of emission system installs the light path adjuster, and the exit direction of the light path adjuster installs the beam expander, institute
Stating removable lens fixed cell includes being used to install the eyeglass neck of dura mater pressing triple prism eyeglass to be detected and for mirror
The lens supports that piece neck rotates around optical axis, laser transmitting system, light path adjuster, beam expander and the dura mater to be detected
Pressing triple prism eyeglass is located in same optical axis, and the data-reading unit is located at one end of the guide rail, the detection method
Comprise the following steps：
The first step, dura mater pressing triple prism is fixed on removable lens fixed cell；
Second step, laser transmitting system power supply is opened, adjust light path adjuster and beam expander, realize that collimated light beam exports；
3rd step, dura mater pressing triple prism is adjusted, realize that deviation light exports；
4th step, in the data-reading unit, observation receives the reading of light intensity；
5th step, when reading is maximum, record the position readings value at current time；According to position readings value L2, it is hard
Vertical line distance L between film pressing triple prism and data-reading unit1, dura mater pressing triple prism lens prisms degree △=(L2/
L1)*100。
Further, the data-reading unit includes slide measure, photodetector module and for indicating current light
The indicator of intensity, the slide measure are disposed vertically with optical axis, the slide measure zero point scale coordinate and optical axis coincidence,
The photodetector module is fixed on the vernier of the slide measure, and the photodetector module connects with the indicator
Connect；
In 4th step, the photodetector module on moving cursor, sight indicator reading.
The present invention technical concept be：Laser launches laser beam, and laser beam adjusts light path side via optical path adjusting unit
To, then by telescope obtain a direction broadening collimated light beam.Collimated light beam after dura mater pressing triple prism by that can occur
Deflection.The mobile photodetector being fixed on vernier receives the light beam of deflection, and whether can learn light by indicator
Accurately received in detector.Finally, the offset of photodetector is obtained by slide measure, and is finally calculated and is examined
The dura mater pressing triple prism lens prisms degree of survey.
Beneficial effects of the present invention are mainly manifested in：Optical detecting method is combined with mechanical detection method, effectively carried
The measuring accuracy of high dura mater pressing triple prism lens prisms degree, realize a kind of low cost, the detecting system of high reliability.
Brief description of the drawings
Fig. 1 is the schematic diagram of dura mater pressing triple prism lens prisms degree measuring system.
Fig. 2 is the schematic diagram of photodetector module pre-amplification circuit.
Fig. 3 is the schematic diagram of differential amplifier circuit.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
1~Fig. 3 of reference picture, a kind of dura mater pressing triple prism lens prisms degree detection method, realize the detection system of this method
System include guide rail, optical path adjusting unit, removable lens fixed cell and for according to reception light obtain light maximum intensity
Position simultaneously obtains the data-reading unit of lens prisms degree according to position, the optical path adjusting unit and described removable
Eyeglass fixed cell is unloaded on the guide rail, the optical path adjusting unit include laser transmitting system, light path adjuster and
Beam expander, the transmitting terminal of the laser transmitting system install the light path adjuster, the exit direction peace of the light path adjuster
The beam expander is filled, the removable lens fixed cell includes being used for the mirror for installing dura mater pressing triple prism eyeglass to be detected
Piece neck and the lens supports rotated for eyeglass neck around optical axis, laser transmitting system, light path adjuster, beam expander and institute
State dura mater pressing triple prism eyeglass to be detected to be located in same optical axis, the data-reading unit is located at the one of the guide rail
End, the detection method comprise the following steps：
The first step, dura mater pressing triple prism is fixed on removable lens fixed cell；
Second step, laser transmitting system power supply is opened, adjust light path adjuster and beam expander, realize that collimated light beam exports；
3rd step, dura mater pressing triple prism is adjusted, realize that deviation light exports；
4th step, in the data-reading unit, observation receives the reading of light intensity；
5th step, when reading is maximum, record the position readings value at current time；According to position readings value L2, it is hard
Vertical line distance L between film pressing triple prism and data-reading unit1, dura mater pressing triple prism lens prisms degree △=(L2/
L1)*100。
Further, the data-reading unit includes slide measure, photodetector module and for indicating current light
The indicator of intensity, the slide measure are disposed vertically with optical axis, the slide measure zero point scale coordinate and optical axis coincidence,
The photodetector module is fixed on the vernier of the slide measure, and the photodetector module connects with the indicator
Connect.
In 4th step, the photodetector module on moving cursor, sight indicator reading.
Further, the photodetector module includes photoelectric switching circuit and signal amplification and modulate circuit.Photoelectricity
The change-over circuit device such as including silicon photocell.
Further, the detecting system also includes light adjuster, and the light adjuster is located at dura mater to be detected
Between pressing triple prism eyeglass and the beam expander, the light adjuster is arranged on guide rail.
The optical path adjusting unit and the removable lens fixed cell are slidably mounted on the guide rail.
The beam expander is telescope.It is of course also possible to use other equipment for expanding.
The light path adjuster is polarizer, and this is conventional selection.
The indicator is universal meter.Other instruction equipments can also be used.
Reference picture 1- Fig. 3, for dura mater pressing triple prism lens prisms degree detecting system as illustrated, in Fig. 1,1 is guide rail, 2
For laser, 3 be polarizer, 4 simple telescopes, and 5 be light adjuster, and 6 be pressing triple prism eyeglass neck and lens supports,
7 be slide measure, and 8 be photo detector section, and 9 be indicator.The indicator survey tool such as including universal meter.Detecting
During, pressing triple prism is placed at pressing triple prism eyeglass neck and lens supports 6, adjust each system for properly away from
From.Wherein, pressing triple prism eyeglass neck and the distance between lens supports 6 and slide measure 7 are maintained at setpoint distance.Fig. 2
In, 21 be silicon photocell sensor, and 22 be electric capacity, and 23 be resistance, and 24 be operational amplifier.In Fig. 3,31 be resistance, and 32 be three
Pole pipe.
L1The vertical line distance between dura mater pressing triple prism and slide measure is represented, unit is millimeter.L2Represent vernier and trip
The reading value of the distance, i.e. slide measure of slide calliper rule zero point is marked, unit is millimeter.So, dura mater pressing triple prism lens prisms
Spend △=(L2/L1)*100.Dura mater pressing triple prism lens prisms degree scope and tolerance are as shown in table 1.
Table 1
In the present embodiment, the distance between pressing triple prism eyeglass neck and lens supports 6 and slide measure 7 must be kept
1 meter, theoretical prism degree is that 30 △ dura mater pressing triple prism eyeglass detection process is as follows：The first step, by dura mater pressing triple prism
It is fixed on removable lens fixed cell；Second step, generating laser power supply is opened, adjust light path adjuster and telescope, it is real
Existing collimated light beam output；3rd step, dura mater pressing triple prism is adjusted, realize that deviation light exports；4th step, on moving cursor
Photodetector module, sight indicator reading；5th step, when indicator display is maximum, record the trip at current time
Mark reading value.For the dura mater pressing triple prism eyeglass that theoretical prism degree is 30 △, the vernier reading value scope finally given should
For 29.7 centimetres -30.0 centimetres.
Claims (1)
1. a kind of dura mater pressing triple prism lens prisms degree detection method, realizing the detecting system of this method includes guide rail, light path
Adjustment unit, removable lens fixed cell and for according to receive light obtain light maximum intensity position and according to institute
The data-reading unit of lens prisms degree, the optical path adjusting unit and removable lens fixed cell peace are obtained in position
On the guide rail, the optical path adjusting unit includes laser transmitting system, light path adjuster and beam expander, the laser hair
The transmitting terminal for penetrating system installs the light path adjuster, and the exit direction of the light path adjuster installs the beam expander, described
Removable lens fixed cell includes being used to install the eyeglass neck of dura mater pressing triple prism eyeglass to be detected and for eyeglass
The lens supports that neck rotates around optical axis, laser transmitting system, light path adjuster, beam expander and the dura mater pressure to be detected
Patch prism eyeglass is located in same optical axis, and the data-reading unit is located at one end of the guide rail, the detection method bag
Include following steps：
The first step, dura mater pressing triple prism is fixed on removable lens fixed cell；
Second step, laser transmitting system power supply is opened, adjust light path adjuster and beam expander, realize that collimated light beam exports；
3rd step, dura mater pressing triple prism is adjusted, realize that deviation light exports；
4th step, in the data-reading unit, observation receives the reading of light intensity；
5th step, when reading is maximum, record the reading value L of current time slide measure2, L2Represent vernier and vernier calliper
The distance of chi zero point；According to reading value L2, vertical line distance L between dura mater pressing triple prism and data-reading unit1, dura mater
Pressing triple prism lens prisms degree △=(L2/L1)*100；
The data-reading unit includes slide measure, photodetector module and the instruction for indicating current light intensity
Device, the slide measure are disposed vertically with optical axis, the slide measure zero point scale coordinate and optical axis coincidence, and the photoelectricity is visited
The vernier that device module is fixed on the slide measure is surveyed, the photodetector module is connected with the indicator；
In 4th step, the photodetector module on moving cursor, sight indicator reading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510778524.8A CN105300667B (en) | 2015-11-13 | 2015-11-13 | A kind of dura mater pressing triple prism lens prisms degree detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510778524.8A CN105300667B (en) | 2015-11-13 | 2015-11-13 | A kind of dura mater pressing triple prism lens prisms degree detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105300667A CN105300667A (en) | 2016-02-03 |
| CN105300667B true CN105300667B (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510778524.8A Expired - Fee Related CN105300667B (en) | 2015-11-13 | 2015-11-13 | A kind of dura mater pressing triple prism lens prisms degree detection method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1268221A (en) * | 1997-07-24 | 2000-09-27 | 庄臣及庄臣视力保护公司 | Image quality mapper for progressive eyeglasses |
| CN101006333A (en) * | 2004-08-23 | 2007-07-25 | 尼德克株式会社 | Lens meter |
| CN102095571A (en) * | 2010-12-02 | 2011-06-15 | 杭州奥普特光学有限公司 | Automatic lensmeter |
| CN103335819A (en) * | 2013-06-12 | 2013-10-02 | 中国科学院光电技术研究所 | Method and device for optical detection of high-precision cube-corner prism |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1090119A (en) * | 1996-09-12 | 1998-04-10 | Sony Corp | Method and apparatus for evaluating optical system |
| JP3228261B2 (en) * | 1999-02-19 | 2001-11-12 | 日本電気株式会社 | Method and apparatus for measuring light output characteristics of LD module |
-
2015
- 2015-11-13 CN CN201510778524.8A patent/CN105300667B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1268221A (en) * | 1997-07-24 | 2000-09-27 | 庄臣及庄臣视力保护公司 | Image quality mapper for progressive eyeglasses |
| CN101006333A (en) * | 2004-08-23 | 2007-07-25 | 尼德克株式会社 | Lens meter |
| CN102095571A (en) * | 2010-12-02 | 2011-06-15 | 杭州奥普特光学有限公司 | Automatic lensmeter |
| CN103335819A (en) * | 2013-06-12 | 2013-10-02 | 中国科学院光电技术研究所 | Method and device for optical detection of high-precision cube-corner prism |
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| CN105300667A (en) | 2016-02-03 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20181227 Address after: 313300 Changle, Anji, Huzhou, Zhejiang Province, Changle Street Community (Health Park) 2 buildings Patentee after: ZHEJIANG AIMINGDE BIOLOGICAL TECHNOLOGY CO.,LTD. Address before: 310014 18 Chao Wang Road, Zhaohui six District, Hangzhou, Zhejiang Patentee before: Zhejiang University of Technology |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for detecting prismatic degree of dural pressure sticking prism lens Effective date of registration: 20211020 Granted publication date: 20180123 Pledgee: Zhejiang Anji Rural Commercial Bank Co.,Ltd. Shangshu sub branch Pledgor: ZHEJIANG AIMINGDE BIOLOGICAL TECHNOLOGY Co.,Ltd. Registration number: Y2021330001992 |
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Granted publication date: 20180123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |