CN205720944U - Equipment is corrected in a kind of colour vision correcting lens, colour vision - Google Patents
Equipment is corrected in a kind of colour vision correcting lens, colour vision Download PDFInfo
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- CN205720944U CN205720944U CN201620521521.6U CN201620521521U CN205720944U CN 205720944 U CN205720944 U CN 205720944U CN 201620521521 U CN201620521521 U CN 201620521521U CN 205720944 U CN205720944 U CN 205720944U
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Abstract
The utility model discloses a kind of colour vision correcting lens, equipment is corrected in colour vision, colour vision correcting lens includes eyeglass body, eyeglass body front deposition has the all-dielectric multilayer-film heap with selective transmission cut-off spectral characteristic, back lens surface deposition has the broadband antireflective multilayer thin film stack of visible light wave range, meets: in 545nm 555nm wave band transmitance less than or equal to 1%；It is 15～25% in 435nm 450nm wave band transmitance；It is 25～35% in 640nm 655nm wave band transmitance.This utility model selects the design of suitable high low-index film, make to end transmission at specific band, and remaining visible light wave range does not hinders and passes through, obtain whole environment tool image informations, bright dark information and the color information of more horn of plenty, significantly weaken the color anomalopia chromatopsia problem of target group, improve this team learning, the quality and satisfaction working, living.This utility model compact conformation, manufacture process are simple, low cost, it is simple to large-scale production.
Description
Technical field
This utility model relates to one way of life equipment, is specifically related to a kind of colour vision eyeglass, colour vision rectification equipment and manufactures
Method, can be applicable to the fields such as display, life medical science.
Background technology
Human eye has resolution black and white and the ability of color, is because on human eye retina there is rod cell and the cone is thin
Born of the same parents.Rod cell can discover the monochrome information of external environment condition, and cone cell is then mainly used to differentiate shades of colour, wherein regards
Cone cell can be divided into again the cone cell of L, M, S three types.Every kind of cone cell has different light to incident light spectrum
Spectrum responsiveness, the Long wavelength region of visible spectrum is mainly responded by L class cone cell, short to visible spectrum of S class cone cell
Ripple region response, the middle wave band of visible spectrum is then responded by M class cone cell.Normal human eye, L class cone cell and M class
Cone cell spectral response curve has the skew of 40 ran.When M class cone cell and L class cone cell spectral response curve
Close to when even overlapping, human eye colour vision will occur exception, and this is that common red green feels abnormal.When M class cone cell spectrum
Response curve is when L class cone cell spectral response curve is close, and color anomalopia chromatopsia at this moment is exactly green color anomalopia chromatopsia；When L class regards
Cone Cellular spectroscopic response curve is when M class cone cell spectral response curve is close, and it is different that color anomalopia chromatopsia at this moment is exactly red feel
Often.The abnormal birth defect being a kind of allogene and controlling of this red green feel, in male population, occurrence probability is 5%-
7%, in female group, occurrence probability is less than 1%.The most this kind of color anomalopia chromatopsia is not entered by medicine or other medical procedures
Row treatment or rectification.
Utility model content
A kind of colour vision correcting lens that the utility model proposes and the glasses device with this eyeglass, utilize this eyeglass can
To be greatly enhanced the color weakness crowd perception to realistic colour, and stable performance, environmental friendliness, can be that red green is felt
Abnormal colony provides a kind of effective color anomalopia chromatopsia to weaken means, greatly improves this team learning, works, lives
Quality and satisfaction, thus advance progress of human society.
This utility model additionally provides the preparation method of a kind of colour vision correcting lens, and the method only need to use vacuum moulding machine
Technology, it is to avoid the complex technologys such as electron beam exposure, laser direct-writing or nano impression, whole method step is simple, is suitable to work
Industry metaplasia is produced.
A kind of colour vision correcting lens, including eyeglass body, described eyeglass body front deposition has and has selective transmission cut-off
The all-dielectric multilayer-film heap of spectral characteristic, back lens surface deposition has the broadband antireflective multilayer thin film stack of visible light wave range, described
All-dielectric multilayer-film heap meets:
In 545nm-555nm wave band transmitance less than or equal to 1%；
It is 15～25% in 435nm-450nm wave band transmitance；
It is 25～35% in 640nm-655nm wave band transmitance.
Remaining wavelength region rate of 380nm 780nm is more than 90%；Further, in the design phase, target optical spectrum is set to
100% transmission in the range of 380nm 430nm；100% transmission in the range of 455nm 540nm；In the range of 560nm 635nm
100% transmission；100% transmission in the range of 660nm 780nm.The broadband antireflective of back lens surface deposition visible light wave range is many
After tunic heap, remaining wavelength region rate of eyeglass 380nm 780nm is more than 95%.
As preferably, described all-dielectric multilayer-film heap meets:
In 545nm-555nm wave band transmitance less than or equal to 1%；
It is 20% in 435nm-450nm wave band transmitance；
It is 30% in 640nm-655nm wave band transmitance.
In this utility model, the optical characteristics that the special film system on two pieces of eyeglasses realizes and the general eyeglass without this film system
Have significantly different.General common eyeglass, it is only necessary to realize highly transmissive (92% in the range of visible light wave range 380nm-780nm
Above).And the eyeglass in this utility model a kind of colour vision apparatus for correcting has spy in the range of visible light wave range 380nm-780nm
Different spectral modulation characteristic.
1) in specific band 545nm-555nm wave band transmitance less than or equal to 1%.Cause the physiology of major part color anomalopia chromatopsia
Mechanism is, the L class cone cell of color anomalopia chromatopsia crowd and M class cone cell spectral response curve are abnormal, compared to normal person
Group, the distance between their L class cone cell spectral response crest and M class cone cell spectral response crest is less than normal
Value, causes being substantially reduced the separating capacity of color.L class cone cell and M class can be regarded by this selective cut-off transmission
The abnormal area of cone Cellular spectroscopic response curve is abandoned, and makes L class cone cell and the M class cone cell spectrum by its all band
Information realizes color identifying.545nm-555nm wave band is positioned at L class cone cell and M class cone cell spectral response curve
Between two crests, a transmission rejection zone is set, it is possible to filter the spectrum of cone cell spectral response exception wave band herein,
L class cone cell and M class cone cell is made to realize color identifying by the spectral information of its all band, it is possible to get rid of spectrum and ring
Should the interference of abnormal wave band, improve color discrimination ability.
2) it is 20% transmitance in specific band 435nm-450nm band setting.This wave band covers the light of S class cone cell
Spectrum peak value of response wave band.By the spectral transmittance in this band setting 20%, it is possible to the light of balance tri-kinds of cone cells of S, M, L
Spectrum stimulus value.Owing to 545nm-555nm wave band is filtered out, always being stimulated of the spectrally integration of M and L type cone cell
Value is cut in, and total stimulus value that S class cone cell spectrally integration obtains has almost no change, and can cause S, M, L tri-
The proportional imbalance of passage stimulus value.By in 435nm-450nm band setting 20% transmitance, it is possible to reduce the stimulation of channel S
Value so that triple channel respective stimulus value ratio (such as S:M, S:L) revert in normal range.
3) it is 30% transmitance in specific band 640nm-655nm band setting.The spectral characteristic of this wave band arrange be for
Realize white balance, compensate the colour cast problem that above-mentioned two cut-off cake resistancet causes.In CIE1931 standard colorimetric system,
By spectral power is integrated, calculate solar spectral light source standard D65 light source through after above-mentioned spectral modulation, color
It is still white, it is possible to realize white balance well.This means that this utility model seems just as conventional glasses in appearance,
Avoid and the obvious colors such as green or red occur, it is possible to effectively protect the privacy of color anomalopia chromatopsia crowd.
The optical characteristics of the selective transmission of this utility model a kind of colour vision apparatus for correcting is by depositing at lens surface
High low refractive index dielectric membrane stack (HL)sRealize.Multilayer thin film stack now is so that 380nm-430nm wave band, 455nm-
540nm wave band, 560nm-635nm wave band, the extraneous visible ray of 660nm-780nm wave band are nearly all transmitted into human eye, are formed
Various external informations, get rid of the extraneous visible ray of 545nm-555nm wave band outside human eye simultaneously, fully amplify the L class cone
Cell and effective spectral response degree of M class cone cell.The antireflection film system of back lens surface is so that large angle incidence arrives
The light of back lens surface will not enter human eye, improves the visually-perceptible of human eye.
As preferably, described all-dielectric multilayer-film heap or broadband antireflective multilayer thin film stack are by the high refraction being arranged alternately
Rate film layer becomes with low-index material film layer group；Wherein all-dielectric multilayer-film heap end face and bottom surface are low-index material
Film layer；In described broadband antireflective multilayer thin film stack, the ground floor near eyeglass body is high-index material film layer, top
For low-index material film layer.
General, (HL)sIn film system, high-index material can select titanium dioxide, hafnium oxide, tantalum pentoxide,
Silicon nitride, zinc sulfide；More preferably titanium dioxide.Low-index material can select silicon dioxide, aluminium sesquioxide, fluorine
Change magnesium or other fluorides；More preferably silicon dioxide.Lens materials can select white glass, K9 glass, BK7 glass,
Epoxy resin, ZF6 glass, ultraviolet vitreous silica, ZF52, lucite (acrylic, PMMA, polymethyl methacrylate etc.),
CR-39 (polypropylene-base diglycol carbonates), PC (poly-second carbonic ester), PS (styrene).According to selected high low-refraction material
Material and lens materials, can optimize design required physical dimension according to required transmitted spectrum characteristic.Height refraction
The refractive index difference of rate material can affect the bandwidth of selective transmission cut-off, and refractive index difference is the biggest, and the bandwidth of transmission cut-off is more
Wide.
As preferably, high-index material is selected from titanium dioxide, hafnium oxide, tantalum pentoxide, silicon nitride, zinc sulfide；
Low-index material is selected from silicon dioxide, aluminium sesquioxide, Afluon (Asta).As preferably, described low-index material is titanium dioxide
Silicon；
As preferably, total number of plies of described all-dielectric multilayer-film heap is 55～65 layers, wherein high-index material film thickness
Degree is 5～210nm, and low-index material thicknesses of layers is 7～245nm；
As preferably, total number of plies of described broadband antireflective multilayer thin film stack is 6～10 layers, wherein high-index material film
Layer thickness is 7～75nm, and low-index material thicknesses of layers is 8～95nm.
As preferably, described lens materials is K9 glass.
This utility model provides a kind of colour vision and corrects equipment, including the colour vision correction mirror described in any of the above-described technical scheme
Sheet.
As preferably, a kind of colour vision correcting spectacle lens, including a picture frame, two pieces of eyeglasses, two mirror feet, wherein two pieces of eyeglasses
Can be plano lens, concave lens, hyperopic lens etc. as required, especially, front lens surface deposit specific band not
The high saturating multilamellar all dielectric thin film of remaining wave band of transmission, the broadband antireflection film system of the upper visible light wave range of back lens surface deposition.
This utility model additionally provides the preparation method of a kind of colour vision correcting lens, comprises the steps:
(1) for selected high low-index material, lens materials, according to the center of the selective transmission rejection zone determined
Wavelength and bandwidth and the transmission requirement of remaining wave band, optimize and design that to have selective transmission cut-off spectral characteristic many
Tunic system and visible light wave range antireflection film system；
(2) two blocks of eyeglass ethanol, acetone are carried out wiping cleaning respectively；
(3) two pieces of eyeglasses are concurrently placed in vacuum coating equipment, control deposition parameter, the front of eyeglass deposition by
(1) the multilayer dielectric film system with selective transmission cut-off spectral characteristic of design gained, obtains all-dielectric multilayer-film heap；
(4) two pieces of eyeglass turn-overs are placed in vacuum coating equipment, control deposition parameter, eyeglass backside deposition by
(1) design the visible light wave range antireflection film system of gained, obtain the broadband antireflective multilayer thin film stack of visible light wave range.
(5) eyeglass prepared is arranged on mirror holder, mixes mirror foot, obtain colour vision correcting lens.
As preferably combination: described high-index material is titanium dioxide, and described low-index material is silicon dioxide,
Described lens materials is K9 glass, the deposition parameter with the multilayer dielectric film system selecting cutoff function of front lens surface deposition
For:
As preferably combination: described high-index material is titanium dioxide, and described low-index material is silicon dioxide,
Described lens materials is K9 glass, and the deposition parameter of the visible waveband antireflection film system of back lens surface deposition is:
| Film layer | Material | Thickness/nm |
| 1 | TiO2 | 7.29 |
| 2 | SiO2 | 47.41 |
| 3 | TiO2 | 24.18 |
| 4 | SiO2 | 21.08 |
| 5 | TiO2 | 72.88 |
| 6 | SiO2 | 10.38 |
| 7 | TiO2 | 29 |
| 8 | SiO2 | 90.47 |
Equipment is corrected in colour vision of the present utility model, its ingenious visible light wave range having peeled off generation visual abnormality, examines simultaneously
Consider balance and the requirement of color balance that human eye vision stimulates, utilize the design of suitable high low-index film to achieve threeway
The negative filter transmissison characteristic in road, so that end transmission at specific band, and remaining visible light wave range does not hinders and passes through, and obtains
Whole environment tool image informations, bright dark information and the color information of more horn of plenty, the color anomalopia chromatopsia significantly weakening target group is asked
Topic, is greatly improved this team learning, the quality and satisfaction working, living, and then promotes progress of human society.And, this reality
Equipment compact overall structure, manufacture process is corrected simply, low cost, it is simple to extensive, mass production with novel colour vision.Cause
This this utility model is expected to extensively apply in fields such as display, life medical science.
Accompanying drawing explanation
Fig. 1 (a) is the axonometric chart of vision correcting glasses；
Fig. 1 (b) is the sectional view of the vision-corrective lenses in vision correcting glasses；
Fig. 1 (c) is the disassembly diagram of vision-corrective lenses；
Fig. 2 is the manufacturing flow chart of this utility model colour vision correcting spectacle lens；
Fig. 3 be this utility model colour vision correcting lens front assembly of thin films optimize during target optical spectrum；
Fig. 4 be this utility model use titanium dioxide, silicon dioxide as high and low refractive index material, with K9 glass as mirror
Transmitted spectrum after the colour vision correcting lens front plated film of sheet material design.
Fig. 5 be this utility model use titanium dioxide, silicon dioxide as high and low refractive index material, with K9 glass as mirror
Transmitted spectrum after the equal plated film in the back side, colour vision correcting lens front of sheet material design.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in detail further.
As shown in Fig. 1 (a)～Fig. 1 (c), a kind of colour vision correcting spectacle lens, by mirror holder 1, two pieces of eyeglasses being fixed on mirror holder 1
2, two mirror feet 3, multilayer thin film stack 4 and multilayer thin film stack 5 form, and wherein multilayer thin film stack 4 is deposited on front (we of two pieces of eyeglasses 2
Defining the side away from eye is front), multilayer thin film stack 5 is deposited on the back side of two pieces of eyeglasses 2, and two pieces of eyeglasses can be zero diopter
Eyeglass, concave lens or hyperopic lens.
In this utility model one colour vision correcting spectacle lens, the optical characteristics that the special film system on two pieces of eyeglasses realizes is with general
The eyeglass without this film system have significantly different.General common eyeglass, generally requires in visible light wave range 380nm-780nm scope
Inside realize highly transmissive (more than 92%).And the eyeglass in colour vision correcting spectacle lens of the present utility model is at visible light wave range 380nm-
Special spectral modulation characteristic is had in the range of 780nm.
Colour vision correcting spectacle lens of the present utility model, its ingenious visible light wave range having peeled off generation visual abnormality, examine simultaneously
Consider balance and the requirement of color balance that human eye vision stimulates, utilize the design of suitable high low-index film to achieve threeway
The negative filter transmissison characteristic in road, so that end transmission at specific band, and remaining visible light wave range does not hinders and passes through, and obtains
Whole environment tool image informations, bright dark information and the color information of more horn of plenty, the color anomalopia chromatopsia significantly weakening target group is asked
Topic, is greatly improved this team learning, the quality and satisfaction working, living, and then promotes progress of human society.
Lens structure of the present utility model is it can also be used in other equipment, such as with the helmet structure etc. of eyeglass.
As in figure 2 it is shown, the manufacture method of equipment is corrected in a kind of colour vision, comprise the following steps:
1) select high and low refractive index material, lens materials, according to the centre wavelength of the selective transmission rejection zone determined and
Bandwidth and the transmission requirement of remaining wave band, optimize design have selective transmission cut-off spectral characteristic assembly of thin films and
Visible light wave range antireflection film system, thus it is suitable to use existing simulation software to obtain assembly of thin films high and low refractive index material film plating
The precipitation parameter such as sequence, coating film thickness and coating layers；
Object penetrating spectrum in process of optimization is as shown in Figure 3.Target optical spectrum is set to 380nm 430nm scope
In 100% transmission, 545nm in the range of 20% transmission, 455nm 540nm in the range of 100% transmission, 435nm 450nm
In the range of 555nm < 30% transmission in the range of 100% transmission in the range of 1% transmission, 560nm 635nm, 640nm 655nm,
100% transmission in the range of 660nm 780nm.
In the present embodiment, high-index material is titanium dioxide, and low-index material is silicon dioxide, and lens materials is K9
Glass, emulation mode the deposition parameter with the multilayer dielectric film system selecting cutoff function of the front lens surface obtained deposition
For:
Same in back lens surface, high-index material is titanium dioxide, and low-index material is silicon dioxide, back lens surface
The deposition parameter of the visible waveband antireflection film system of deposition is:
| Film layer | Material | Thickness/nm |
| 1 | TiO2 | 7.29 |
| 2 | SiO2 | 47.41 |
| 3 | TiO2 | 24.18 |
| 4 | SiO2 | 21.08 |
| 5 | TiO2 | 72.88 |
| 6 | SiO2 | 10.38 |
| 7 | TiO2 | 29 |
| 8 | SiO2 | 90.47 |
2) two blocks of eyeglass ethanol, acetone are carried out wiping cleaning respectively；
3) two pieces of eyeglasses are concurrently placed in vacuum coating equipment, control deposition parameter, deposit by 1 in the front of eyeglass)
The multilayer dielectric film system with selection cutoff function of design gained；
4) two pieces of eyeglass turn-overs are placed in vacuum coating equipment, control deposition parameter, at the backside deposition of eyeglass by 1)
The visible light wave range antireflection film system of design gained.
5) eyeglass prepared is arranged on mirror holder, mixes mirror foot, thus obtain this utility model one colour vision and correct
Equipment.
Transmitted spectrum after the colour vision correcting lens front plated film finally obtained is as shown in Figure 4.It will be seen that each transmission cuts
The spectrum of leukorrhagia stopping is the most identical with target optical spectrum, shows good colour vision corrective characteristics；The average transmittance of high wave transparent section is big
In 90%, illustrate that enough light can enter eyeglass, fully ensured that this colour vision rectification is equipped in most occasion extensive
The requirement used.
Use titanium dioxide, silicon dioxide as high and low refractive index material, with K9 glass as lens materials, finally obtain
Colour vision correcting lens front, transmitted spectrum after the equal plated film in the back side as shown in Figure 5.Compared with Fig. 4, the wide ripple of back lens surface deposition
After section antireflective coating, the transmitance of equipment dramatically increases, and its mean transmissivity can reach about 95%, and can significantly disappear
Except the veiling glare of those large angle incidence to back lens surface, improve human eye through the image quality after eyeglass.Compared with Fig. 4, mirror
After sheet backside deposition broadband antireflective film, the selective transmission cut-off characteristics of eyeglass is fully preserved, say, that this
Plant the transmitted spectrum after front lens surface, the equal plated film in the back side the most identical with target optical spectrum, thus go out good colour vision corrective characteristics,
Ensure good color balance characteristic simultaneously.
Claims (6)
1. a colour vision correcting lens, including eyeglass body, it is characterised in that described eyeglass body front deposition has and has selection
The all-dielectric multilayer-film heap of transmission cut-off spectral characteristic, back lens surface deposition has the broadband antireflective multilayer film of visible light wave range
Heap, described all-dielectric multilayer-film heap or broadband antireflective multilayer thin film stack are by the high-index material film layer being arranged alternately and low
Refraction materials film layer group becomes；Wherein all-dielectric multilayer-film heap end face and bottom surface are low-index material film layer；Described wide ripple
In section antireflective multilayer thin film stack, the ground floor near eyeglass body is high-index material film layer, and top is low-index material
Film layer；High-index material is selected from titanium dioxide, hafnium oxide, tantalum pentoxide, silicon nitride, zinc sulfide；Low-index material
Selected from silicon dioxide, aluminium sesquioxide, Afluon (Asta).
Colour vision correcting lens the most according to claim 1, it is characterised in that described high-index material is titanium dioxide,
Described low-index material is silicon dioxide；
Total number of plies of described all-dielectric multilayer-film heap is 55～65 layers, and wherein high-index material thicknesses of layers is 5～210nm,
Low-index material thicknesses of layers is 7～245nm；
Total number of plies of described broadband antireflective multilayer thin film stack is 6～10 layers, wherein high-index material thicknesses of layers be 7～
75nm, low-index material thicknesses of layers is 8～95nm.
Colour vision correcting lens the most according to claim 2, it is characterised in that described all-dielectric multilayer-film heap deposition parameter is such as
Under:
Colour vision correcting lens the most according to claim 2, it is characterised in that the broadband antireflective of described visible light wave range
Multilayer thin film stack deposition parameter is as follows:
。
5. according to the colour vision correcting lens described in claim 1-4 any claim, it is characterised in that described lens materials is
K9 glass.
6. equipment is corrected in a colour vision, it is characterised in that include the colour vision correction mirror described in claim 1-5 any claim
Sheet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620521521.6U CN205720944U (en) | 2016-05-31 | 2016-05-31 | Equipment is corrected in a kind of colour vision correcting lens, colour vision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620521521.6U CN205720944U (en) | 2016-05-31 | 2016-05-31 | Equipment is corrected in a kind of colour vision correcting lens, colour vision |
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| Publication Number | Publication Date |
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| CN205720944U true CN205720944U (en) | 2016-11-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505668A (en) * | 2017-09-20 | 2017-12-22 | 马甲帅 | A kind of anomalous trichromatism corrects optically filtering piece |
| PL442731A1 (en) * | 2022-11-03 | 2024-05-06 | Centralny Instytut Ochrony Pracy - Państwowy Instytut Badawczy | Color vision glasses |
-
2016
- 2016-05-31 CN CN201620521521.6U patent/CN205720944U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505668A (en) * | 2017-09-20 | 2017-12-22 | 马甲帅 | A kind of anomalous trichromatism corrects optically filtering piece |
| PL442731A1 (en) * | 2022-11-03 | 2024-05-06 | Centralny Instytut Ochrony Pracy - Państwowy Instytut Badawczy | Color vision glasses |
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