CN110133869A - Dim eyeglass and preparation method thereof and dimming glasses - Google Patents
Dim eyeglass and preparation method thereof and dimming glasses Download PDFInfo
- Publication number
- CN110133869A CN110133869A CN201910468166.9A CN201910468166A CN110133869A CN 110133869 A CN110133869 A CN 110133869A CN 201910468166 A CN201910468166 A CN 201910468166A CN 110133869 A CN110133869 A CN 110133869A
- Authority
- CN
- China
- Prior art keywords
- light
- absorption unit
- eyeglass
- substrate
- light absorption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
- G02C7/101—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having an electro-optical light valve
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
- G02C7/104—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having spectral characteristics for purposes other than sun-protection
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
- G02C2202/24—Myopia progression prevention
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Ophthalmology & Optometry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Dispersion Chemistry (AREA)
- Liquid Crystal (AREA)
- Eyeglasses (AREA)
Abstract
The present invention provides a kind of light modulation eyeglass and preparation method thereof, also provides a kind of dimming glasses, for treating amblyopia.Light modulation eyeglass includes the dimming function layer being stacked and extinction functional layer, includes polymer dispersed liquid crystal layer in dimming function layer, transparent state and nontransparent state can be realized under electric field action；Extinction functional layer includes light absorption unit and transmittance section, includes light absorbent in light absorption unit, incident ray can be absorbed.The eyeglass can make light penetration decrease below 3% for blocking strong eye, and the purpose protected poor eye and temper poor eye can be at the moment played for difference.Compared with traditional amblyopia treatment tool, the treatment glasses therapeutic effect prepared with the eyeglass is good and patient compliance is good.
Description
Technical field
The present invention relates to optical technical fields to further relate to wrap in particular to a kind of light modulation eyeglass and preparation method thereof
Include the light modulation eyeglass and dimming glasses.
Background technique
Amblyopia is a kind of more serious eye illness, and for the amblyopia patient inconsistent for two amblyopia degree, covering is
The prefered method of amblyopia treatment plays the role of amblyopia treating effect critical.
The current most common covering method is to cover strong eye (eyesight is preferably at a glance), is given only poor eye (eyesight is poor at a glance)
Enough visions are incoming, force difference eye fixation, to by carrying out visual stimulus to poor eye, develop it rapidly in a short time
To eyesight identical with strong eye.
Covering method mostly uses eyeshade to be covered, and comfort level and aesthetics are all lower, causes patient compliance poor, there is number
This kind of mode can be resisted according to the child patient for showing 15%, therapeutic effect is undesirable.
Summary of the invention
The purpose of the present invention is to provide a kind of light modulation eyeglass and preparation method thereof and dimming glasses, control for amblyopia
It treats, solves the problems, such as that existing amblyopia treatment mode patient compliance is poor.
According to the first aspect of the invention, a kind of light modulation eyeglass is provided, comprising:
Dimming function layer including the first base material being oppositely arranged and the second substrate, and is located at the first base material and the
Polymer dispersed liquid crystal layer between two substrates, the first base material and the second substrate are transparent sheet-like material, and described
One substrate and the second substrate are equipped with conductive layer close to the side of the polymer dispersed liquid crystal layer；
Extinction functional layer is stacked in the either side of the dimming function layer, including light absorption unit and transmittance section, the suction
It include light absorbent in light portion.
In a kind of exemplary embodiment of the invention, third substrate, be transparent sheet-like material, and with the first base material
Or second substrate be oppositely arranged；Wherein, the quantity of the light absorption unit and transmittance section is multiple, and the light absorption unit and transmittance section
Shape be bar shaped；Each light absorption unit and each transmittance section be alternately arranged in the first base material and third substrate it
Between, or be alternately arranged between second substrate and third substrate.
In a kind of exemplary embodiment of the invention, the light absorption unit is along the section perpendicular to the bar shaped direction
Shape is hexagon.
In a kind of exemplary embodiment of the invention, the light absorbent includes carbon black particle, and the light absorption unit also wraps
Bonding agent is included, the light absorbent is bonded by the bonding agent.
In a kind of exemplary embodiment of the invention, the transmittance section includes transparent filling substance, the transparent filling substance
For optical cement.
According to the second aspect of the invention, a kind of dimming glasses are provided, comprising:
Mirror holder, including eyeglass installing zone；
Light modulation eyeglass described in above-mentioned any one is set to the eyeglass installing zone, the extinction function of the light modulation eyeglass
Layer is located remotely from eyes side；
Glasses lens drive device is set in the mirror holder, the dimming function layer of the light modulation eyeglass is electrically connected, for controlling
State liquid crystal deflection direction and the size of deflection angle of dimming function layer；
Switch is set to the mirror holder, the glasses lens drive device is electrically connected, for controlling opening for the glasses lens drive device
It opens and closes.
In a kind of exemplary embodiment of the invention, the glasses lens drive device includes:
Power supply, for providing direct current；
DC-AC converter connects the power supply, for the direct current of the power supply to be converted to alternating current；
Driving circuit, for the alternating current to be applied to the dimming function layer.
According to the third aspect of the present invention, a kind of preparation method dimming eyeglass is provided, comprising:
First base material and the second substrate transparent and that be sheet are provided, in the wherein one side of the first base material and described the
Two substrates wherein prepare conductive layer on one side, and polymer dispersed liquid crystal layer is prepared between two layers of conductive layer, are formed and are adjusted
Light functional layer；
Light absorption unit and transmittance section are prepared, extinction functional layer is formed, and the extinction function layer stackup is made to be set to the light modulation
The either side of functional layer；It wherein, include light absorbent in the light absorption unit.
In a kind of exemplary embodiment of the invention, light absorption unit and light transmission are prepared in the either side of the dimming function layer
Portion, comprising:
Prepare the light absorption unit of multiple bar shapeds；
Third substrate that is transparent and being sheet is provided, the light absorption unit of multiple bar shapeds is arranged at the third base
On material or dimming function layer；
Using dimming function layer described in transparent optical glue and third substrate, and it is more to be filled in the transparent optical cement
Interval between a light absorption unit, the interval of the two neighboring light absorption unit are the transmittance section.
In a kind of exemplary embodiment of the invention, the light absorption unit for preparing multiple bar shapeds includes:
The light absorbent is added in bonding agent, then injection molding forms the light absorption unit of bar shaped；
Or, the light absorbent is added in bonding agent, the light absorption unit of bar shaped is then formed using 3D printing technique.
Light modulation eyeglass of the invention includes the dimming function layer being stacked and extinction functional layer, and dimming function layer utilizes liquid
The variation of illuminated state and dark-state is realized in crystalline substance deflection, and portion of incident light can be absorbed in the light absorption unit of extinction functional layer.The eyeglass is suitable for
Amblyopia treatment blocks strong eye using the dark-state characteristic of dimming function layer, utilizes the illuminated state characteristic pair of dimming function layer
Poor eye gives visual stimulus, meanwhile, extinction functional layer can further receive portions incident light, cooperates with dimming function layer,
The light penetration for entering human eye can be decreased below 3%, there is better occlusion effect to strong eye；In addition, extinction function
Layer can reduce the amount of incident that light injects poor eye, reduce stimulation of the strong light to poor eye, and the light for entering poor eye is fitted
After amount reduction, poor eye needs examine and could be easier to see object clearly, can also play the purpose for tempering poor eye.Therefore the mirror
Piece has good therapeutic effect to amblyopia.And glasses appearance approximation sunglasses made of the eyeglass, comfort level and aesthetics are all
Better than eyeshade, patient compliance is good, it helps the treatment of amblyopia.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.It should be evident that the accompanying drawings in the following description is only the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the schematic diagram of the section structure of present invention light modulation eyeglass；
Fig. 2 is dimming function layer dark-state schematic diagram；
Fig. 3 is dimming function layer illuminated state schematic diagram；
Fig. 4 is extinction functional layer structure and opticpath schematic diagram；
Fig. 5 is the structural schematic diagram of dimming glasses of the present invention；
Fig. 6 is the attachment structure schematic diagram of eyeglass and glasses lens drive device；
Fig. 7 is the method flow diagram of eyeglass of the present invention preparation.
In figure: 1, eyeglass；2, mirror holder；3, glasses lens drive device；4, it switchs；5, flexible circuit board；6, electrode；10, it dims
Functional layer；20, extinction functional layer；110, first base material；120, the second substrate；130, polymer dispersed liquid crystal layer；140, conductive
Layer；210, light absorption unit；220, transmittance section；230, third substrate.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Identical attached drawing in figure
Label indicates same or similar structure, thus the detailed description that will omit them.
A kind of light modulation eyeglass is provided in embodiment of the present invention, suitable for preparing the glasses for the treatment of amblyopia.Such as Fig. 1 institute
Show, which includes the dimming function layer 10 being stacked and extinction functional layer 20.Wherein, dimming function layer 10 includes phase
First base material 110 and the second substrate 120 to setting, and the polymer between first base material 110 and the second substrate 120
Dispersing liquid crystal layer 130, first base material 110 and the second substrate 120 are transparent sheet-like material, first base material 110 and the second substrate
120 are equipped with conductive layer 140 close to the side of polymer dispersed liquid crystal layer 130, and polymer dispersed liquid crystal layer 130 is led for responding
The voltage of electric layer 140 changes liquid crystal deflection direction, and then changes the light transmittance of dimming function layer 10.Extinction functional layer 20 is placed in tune
The either side of light functional layer 10, including light absorption unit 210 and transmittance section 220, light absorption unit 210 includes light absorbent, for being absorbed into
Penetrate light.
The dimming function layer 10 of the light modulation eyeglass can use liquid crystal deflection under the electric field realize illuminated state (transparent state) and
The variation of dark-state (opaque state).Specifically, adjusting direction of optic axis and the incidence of liquid crystal droplet when applying voltage to liquid crystal layer
Light is consistent, light-transmissive dimming function layer 10 and make its present transparent state.When not applying voltage to liquid crystal layer, liquid crystal droplet
Optical axis is in and is freely orientated, and incident light is scattered strongly and makes dimming function layer 10 in opaque milky white state.For amblyopia
For patient, strong eye is blocked using the dark-state characteristic of dimming function layer 10, it is special using the illuminated state of dimming function layer 10
Property give visual stimulus to poor eye, realize amblyopia treatment.
For strong eye, in dark-state and non-fully blackening (mist is presented) due to dimming function layer 10 more, light transmittance
Generally between 5%-10%, can not achieve the completely obscured of light, if when treating amblyopia cannot completely obscured strong eye, meeting
Causing strong eye visual fatigue even patient to have the fidgets can not partner treatment.And the extinction material that extinction functional layer 20 is then contained using it
Material sponges portions incident light, cooperates with dimming function layer 10, the light penetration for entering human eye is further reduced to small
In 3%, ideal occlusion effect is realized.
For poor eye, on the one hand, under high-brightness environment, when dimming function layer 10 is fully transparent, utilize extinction
Portions incident light can be absorbed in functional layer 20, reduces the amount of incident of light, reduces stimulation of the strong light to poor eye, is suitble to
It is used under strong light, such as under the stronger environment of sunlight.On the other hand, after light is weakened in right amount, poor eye needs are examined
It could be easier to see object clearly, the purpose for tempering poor eye can also be played.
The light modulation eyeglass of embodiment of the present invention is described in detail below:
First base material 110 and the second substrate 120 are used as eyeglass main body, can use the glass or flexible of inflexibility
Transparent PET substrate (polyethylene terephthalate) or PC (Polycarbonate polycarbonate) substrate, about 100 μ of thickness
Mm~200 μm m, surface can do cure process and antiultraviolet processing etc..Conductive layer 140 can be whole face transparent metal oxide
(such as indium tin oxide films (ITO)) or macromolecule flexible transparent conducting film (PCF), about 10 μm of thickness.
There are polymeric network (forming honeycomb structure), bistable state cholesteric inside polymer dispersed liquid crystal layer 130
Type liquid crystal and glass microballoon or PMMA gasket (effect is to increase support), about 5-15 μm of thickness, the direction of optic axis of liquid crystal droplet
It is random, the refractive anisotrop of liquid crystal, the ordinary index of refraction n of liquid crystal dropletoWith the refractive index n of polymerpIt mismatches,
So droplet has scattering process to light.It is driven when the conductive layer 140 on 130 two sides of polymer dispersed liquid crystal layer adds certain exchange
When dynamic voltage, the director of drop particle is consistent with direction of an electric field, at this time the ordinary index of refraction n of liquid crystal dropletoWith polymer
Refractive index npMatch, membrane material is in pellucidity, and mechanism is as shown in Figures 2 and 3.It the use of voltage is alternating current, driving voltage
Depending on the resistance of usable floor area size and circuit exit, generally 10v or so.Therefore, pass through allotment liquid crystal and polymer
, it can be achieved that light scatters strongly, ambient cannot penetrate suitable ratio, and milky is presented in polymer dispersed liquid crystal film.?
Mixing rate and material can be adjusted as needed, are adjusted reflected light wavelength, are made polymer dispersed liquid crystal film that other colors be presented.
In this mode, it can be achieved that adjusting transmitance effect to a certain extent.
With reference to Fig. 1, in present embodiment, extinction functional layer 20 further includes third substrate 230, and third substrate 230 is transparent
Flaky material, and it is located at the second side of the substrate 120 far from first base material 110, it is oppositely arranged with the second substrate 120.Third base
Material 230 is identical as the effect of first base material 110, the second substrate 120, and being provided to the fixed corresponding functional layer of support therefore can
Using same material.The quantity of light absorption unit 210 and transmittance section 220 is multiple, and the shape of light absorption unit 210 and transmittance section 220
Shape is the bar shaped extended in a first direction；Each light absorption unit 210 and each transmittance section 220 are arranged alternately along a second direction in
Between two substrates 120 and third substrate 230, first direction is vertical with second direction.It can either be played and be blocked using strip structure
The effect of light, while big visual angle light can be blocked, make patient's more fixating straight ahead, also facilitate processing, note can be passed through
It is moulded into type or 3D printing technique molding.
In the present embodiment, as shown in figure 4, the section of light absorption unit 210 in a second direction is regular hexagon, i.e., whole to be in
Regular hexagonal prism structure.Positive visual angle light L1 and L2 is absorbed to weaken by light-absorbing particles, and positive visual angle light L3 can normally penetrate suction
Light functional layer 20.Specifically, by taking illustrated section as an example, the calculating of positive visual angle light transmitted intensity, to penetrate the hexagon
The ratio of light intensity and incident intensity.Light can not penetrate at E, transmitance 0, at F light completely through, transmitance 100%,
E, the overall positive visual angle light transmitted intensity between F two o'clock can be divided equally as linear, specially T=∫ ∫ f (L) d (EF), lower limit of integral
It is 0, the upper limit 1, f (L) is the light intensity at different location, and L is the horizontal space of adjacent two hexagon bottom surface, and θ is six sides
Shape angle, H are hexagon height, EF=H/2sin θ.As it can be seen that the transmitted intensity of positive visual angle light is by hexagon between E, F two o'clock
Depending on angle, θ, height H and bottom surface spacing L, depending on specific ratio can be needed according to treatment.On the section, light absorption unit 210
Width with transmittance section 220 can make to enter people after extinction functional layer 20 and dimming function layer 10 about at 10~20 μm
Complete dark-state may be implemented less than 3% in the light of eye.
Meanwhile hexagonal prisms structure can filter out big visual angle light, as shown in figure 4, big visual angle light L4 is by light-absorbing particles
It absorbs.The amount light that can be filtered out can be determining according to hexagon height H and bottom surface spacing L, tan θ1=2H/L, θ1For L4 and water
The angle of horizontal line.The light at big visual angle does not make significant difference to therapeutic effect, only retains positive visual angle light to patient after filtering out, can
To allow the poor eye of patient to focus on observing the image at positive visual angle, the effect of exercise is improved.In other embodiments, extinction
The section of portion 210 in a second direction may be other shapes, such as rectangle, triangle, circle, will not enumerate herein.
In present embodiment, the light absorbent in light absorption unit 210 can be the black particles such as carbon black, can absorb more
Light makes to help to realize the purpose for covering strong eye comprehensively, and black particles make eyeglass 1 that certain black integrally be presented, outside
Approximate sunglasses are seen, aesthetics is higher, it is easier to be accepted by patients.Certainly, light absorbent is also possible to other colors, is sufficiently hiding
Keep appearance more diversified under the premise of keeping off strong eye.Each light absorption unit 210 further includes bonding agent, and light absorbent is viscous by bonding agent
It connects.Bonding agent can specifically use optical cement, for example, ultra-violet curing optical cement.Ultra-violet curing optical cement is transparent material, will not
The extinction characteristic of extinction functional layer 20 is interfered, while being prepared conveniently, carbon black particle need to be only dispersed in liquid ultraviolet glue and sharp
Solidified with ultraviolet light.The transmitance of light is influenced by light absorbent content, therefore can be needed to adjust extinction material according to treatment
The content of material.
Transmittance section 220 includes transparent filling substance, i.e., the interval between multiple light absorption units 210 is filled out using transparent filling substance
It fills.Incident light a part is absorbed by the light absorbent in light absorption unit 210, transparent filling of the another part from transmittance section 220
It is penetrated in object.Transparent filling substance may be optical cement, for example, ultra-violet curing optical cement, both may be implemented the complete of light
It crosses, each light absorption unit 210 of fixed bonding can also be played the role of, prevent each 210 position of light absorption unit mobile.
It in the present embodiment, is the formation extinction functional layer 20 between the second substrate 120 and third substrate 230, at it
In his embodiment, extinction functional layer 20 can also be formed between first base material 110 and third substrate 230.In addition, this implementation
The dimming function layer 10 and extinction functional layer 20 of mode share a substrate, can reduce entire lens thickness.In other implementations
In mode, dimming function layer 10 and extinction functional layer 20 can also it is each there are two substrates, then pasting two functional layers is one
A entirety.
Embodiment of the present invention additionally provides a kind of dimming glasses, as shown in figure 5, including mirror holder 2, eyeglass 1, eyeglass driving
Device 3 and switch 4.
Mirror holder 2 includes eyeglass installing zone, and mirror holder 2 also includes at least temple, can also include lens frame, be made into framed mirror holder
2 (half frame or full frames), can not also include lens frame, be made into rimless mounting 2, the specific installation form of eyeglass 1 is without limiting.
Eyeglass 1 is the light modulation eyeglass in above embodiment, is mounted on the eyeglass installing zone of mirror holder 2.Strong eye and poor eye can
With the light modulation eyeglass completely the same using material, properity, different materials, knot can also be used using according to vision condition
The light modulation eyeglass of structure.For example, light absorbent content can more or suction in the extinction functional layer 20 of light modulation eyeglass used in strong eye
210 spacing of light portion is smaller, so that screening effect is more preferable, and light absorbent in the extinction functional layer 20 of light modulation eyeglass used in poor eye
Content can less or 210 spacing of light absorption unit it is larger, the light for avoiding enter into human eye is very little, and poor eye excessively " laborious " is caused to be seen clearly
And cause asthenopia.Light due to injecting human eye is after the collective effect of dimming function layer 10 and extinction functional layer 20
Therefore incident ray is consistent the filtering of light before and after the position of dimming function layer 10 and extinction functional layer 20.Due to
The canescence fog-like in dark-state characteristic of dimming function layer 10, extinction functional layer 20 is in the effect of sunglasses, the considerations of for appearance,
Extinction functional layer 20 can be located remotely from eyes side.
Switch 4 is set on mirror holder 2, is electrically connected glasses lens drive device 3, for opening and closing glasses lens drive device 3, so as to
In the dimming effect of control glasses.Meanwhile in order to make two eyeglasses 1 that different states be presented, can individually be set to two eyeglasses 1
Respective glasses lens drive device 3 and switch 4 are set, regulate and control the two can independently.For example, when setting switch 4 is closed, dimming function
Layer 10 shows dark-state, and when switch 4 is opened, dimming function layer 10 shows illuminated state, when treatment, can close strong eye switch 4, makes to be good for glasses
Piece 1 covers strong eye, while opening poor eye switch 4, and most of light is enable to penetrate poor spectacle lens 1.It is opened at the same time it can also utilize
It closes 4 (such as rotary switches) and controls glasses lens drive device, realize that eyeglass transmitance is adjustable.
The setting of glasses lens drive device 3 in mirror holder 2 (such as temple), use by the dimming function layer 10 of electrical connection light modulation eyeglass 1
In the light transmittance of control dimming function layer 10, and then adjust the light transmittance of eyeglass 1.Glasses lens drive device 3 is mounted in temple can
To guarantee preferable glasses appearance.As shown in fig. 6, in order to realize being electrically connected between glasses lens drive device 3 and dimming function layer 10
It connects, 10 edge of dimming function layer is welded with conductive positive and negative electrode 6, conductive positive and negative electrode 6 and the flexibility for being provided with each functional circuit
Circuit board 5 is electrically connected, and flexible circuit board 5 is further connect with driving device 3 and switch 4.
In the present embodiment, glasses lens drive device 3 includes power supply, DC-AC converter and driving circuit.Power supply can
To use minicell, minicell provides direct current more, and DC-AC converter connects power supply, direct current can be converted to
Alternating current, driving circuit are used to alternating current being applied to dimming function layer 10.Glasses lens drive device 3 can also include that voltage is adjusted
Circuit, voltage regulator circuit connects DC-AC converter, for converting the voltage of alternating current to the friendship for meeting 1 demand of eyeglass
Galvanic electricity pressure (because usually requiring the alternating current of about 10v, 10mA or so when polymer dispersed liquid crystal layer 130 drives), voltage adjusts electricity
Road is also connected with driving circuit, and the alternating current after adjusting voltage is applied to the dimming function layer 10 of light modulation eyeglass 1 by driving circuit.Into
One step can adjust the size of liquid crystal deflection angle because the amblyopia degree of different patients is variant by adjusting voltage swing, into
And the transmitance of eyeglass is controlled, voltage swing is adjusted by voltage regulator circuit, and adjusts the voltage wave of driving circuit output
Shape is rectangular wave, and eyeglass can be made to be in the adjustable state of transmitance.
Embodiment of the present invention additionally provides the preparation method of above-mentioned light modulation eyeglass, with reference to Fig. 7, specifically includes following step
It is rapid:
Step S100 provides first base material 110 and the second substrate 120, in wherein one side and the second base of first base material 110
Material 120 wherein prepares conductive layer 140 on one side, and polymer dispersed liquid crystal layer 130, shape are prepared between two conductive layers 140
At dimming function layer 10.
Step S200 prepares light absorption unit 210 and transmittance section 220, forms extinction functional layer 20, and set extinction functional layer 20
In the either side of dimming function layer 10；It wherein, include light absorbent in light absorption unit 210.
In the step S100 of present embodiment, specifically dimming function layer 10 can be prepared using following technique:
Step S110, plated film: the processing of conductive layer 140 is done on first base material 110 and the opposite surface of the second substrate 120 respectively,
It simultaneously in order to meet different requirements, can be also surface-treated substrate surface is further, such as antistatic, scratch resistance, anti-
Dazzle processing etc..
Step S120, dispenser method: firstly, by liquid crystal and high molecular polymer (such as polyurethane acrylates resin)
It is mixed (mass ratio is generally 5:5), while doped portion bead, in a certain temperature conditions, is formed transparent
Shape homogeneous system polymer liquid crystal.Then, polymer liquid crystal is instiled on a substrate wherein, then covers another substrate
It covers on polymer liquid crystal, by rolling mode by two substrate extrusion formings.When extruding, first is controlled by the gap of two pipe wheels
Reach pre-determined distance between substrate 110 and the second substrate 120.
Step S130, liquid crystal solidification: by the ultraviolet light liquid crystal regular hour, high molecular polymer forms honeycomb
Structure, liquid crystal molecule are wrapped in the structure, realize the thorough solid of liquid crystal for (general 100 degree or more) at a high temperature of certain
Change, forms dimming function layer 10.
In the step S200 of present embodiment, specifically extinction functional layer 20 can be prepared using following technique:
Step S210 prepares the light absorption unit 210 of multiple bar shapeds.It is specifically as follows, light absorbent is added in bonding agent, so
After be prepared into multiple bar shapes.Bonding agent can be ultra-violet curing optical cement, and light absorbent can first be added in ultraviolet glue
It mixes, then by injection molding, forms strip structure.Light absorbent can also first be added in ultraviolet glue to mix, then lead to
3D printing molding is crossed, such as stereolithography apparatus technology can be used, model structure is layered, is successively scanned using ultraviolet laser
Ultraviolet glue, ultraviolet glue successively solidify under the action of ultraviolet laser, form 3 D stereo strip structure.
Step S220 provides third substrate, and using bar shaped direction as first direction, multiple formings are contained light absorbent
Light absorption unit 210 hangs down along being directly arranged on third substrate in the second direction of first direction.
Ultra-violet curing optical cement is coated in the wherein one side of the dimming function layer 10 prepared, will dimmed by step S230
Functional layer 10 is covered on the third substrate for arranging light absorption unit 210, is squeezed, is filled in optical cement between multiple light absorption units 210
Interval, form transmittance section 220, ultraviolet light makes ultraviolet adhesive curing, form alternately arranged light absorption unit 210 and transmittance section
220。
In the step S220 and S230 of present embodiment, multiple light absorption units 210 can also be arranged in dimming function layer
10 wherein one side, the third substrate for being then coated with ultra-violet curing optical cement, which covers on light absorption unit 210, to be squeezed.In addition,
It is first to prepare dimming function layer 10, then prepare in the wherein one side of dimming function layer 10 in the step S200 of present embodiment
Extinction functional layer 20.As known to those skilled in the art, can also first prepare extinction functional layer 20, then extinction functional layer 20 its
It is middle to prepare dimming function layer 10 on one side.Meanwhile in order to reduce entire 1 thickness of eyeglass, present embodiment dimming function layer 10 and suction
Light functional layer 20 has shared a substrate.In other embodiments, respective two substrates also can first be respectively adopted completely
Dimming function layer 10 and extinction functional layer 20 are prepared, is then pasted together two parts with transparent optical cement, forms stacking knot
Structure, details are not described herein again for detailed process.
Further, prepare glasses can with specifically includes the following steps:
Step S300, cuts: cutting according to demand to the eyeglass 1 prepared, such as corresponding out using laser ablation
6 contour structures of 1 contour structures of eyeglass and electrode.
Step S400, weld flexible circuit board 5: extra ito film at stripping electrode 6 is fallen at the position with alcohol wipe
Liquid crystal compound, to expose conductive electrode 6.Do not avoid weld stress concentration that upper/lower electrode 6 is caused to remove, as shown in fig. 6,
Two 6 cross arrangements of conductive electrode, then paste anisotropic conductive film on flexible circuit board 5, in certain temperature, pressure
Power and under the time, is welded to 6 position of electrode for flexible circuit board 5.
Step S500, detection: whether the detection dimming function layer 10 that is powered can convert in illuminated state and dark-state.
Step S600, assembling: will test by eyeglass 1 be mounted on 1 installing zone of eyeglass of mirror holder 2, and by driving device
The predetermined position being mounted in temple, and realize electrical connection, that is, complete the preparation of entire glasses.
Although the term of relativity, such as "upper" "lower" is used to describe a component of icon for another in this specification
The relativeness of one component, but these terms are in this manual merely for convenient, for example, with reference to the accompanying drawings described in show
The direction of example.It is appreciated that, if making it turn upside down the device overturning of icon, the component described in "upper" will
As the component in "lower".When certain structure is at other structures "upper", it is possible to refer to that certain structural integrity is formed in other structures
On, or refer to that certain structure is " direct " and be arranged in other structures, or refer to that certain structure is arranged by the way that another structure is " indirect " in other knots
On structure.
Term "one", " one ", "the", " described " and "at least one" be to indicate that there are one or more elements/groups
At part/etc.；Term " comprising " and " having " is to indicate the open meaning being included and refer in addition to listing
Element/component part/also may be present except waiting other element/component part/etc..
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by appended
Claim is pointed out.
Claims (10)
1. a kind of light modulation eyeglass characterized by comprising
Dimming function layer including the first base material being oppositely arranged and the second substrate, and is located at the first base material and the second base
Polymer dispersed liquid crystal layer between material, the first base material and the second substrate are transparent sheet-like material, and first base
Material and the second substrate are equipped with conductive layer close to the side of the polymer dispersed liquid crystal layer；
Extinction functional layer is stacked in the either side of the dimming function layer, including light absorption unit and transmittance section, the light absorption unit
Interior includes light absorbent.
2. light modulation eyeglass according to claim 1, which is characterized in that the extinction functional layer further include:
Third substrate is transparent sheet-like material, and is oppositely arranged with the first base material or the second substrate；
Wherein, the quantity of the light absorption unit and transmittance section is multiple, and the shape of the light absorption unit and transmittance section is bar shaped；
Each light absorption unit and each transmittance section are alternately arranged between the first base material and third substrate, or are alternately arranged in institute
It states between the second substrate and third substrate.
3. light modulation eyeglass according to claim 2, which is characterized in that the light absorption unit is along perpendicular to the bar shaped direction
Cross sectional shape is hexagon.
4. light modulation eyeglass according to claim 1, which is characterized in that the light absorbent includes carbon black particle, the suction
Light portion further includes bonding agent, and the light absorbent is bonded by the bonding agent.
5. light modulation eyeglass according to claim 1, which is characterized in that the transmittance section includes transparent filling substance, described
Bright filler is optical cement.
6. a kind of dimming glasses characterized by comprising
Mirror holder, including eyeglass installing zone；
Light modulation eyeglass of any of claims 1-5 is set to the eyeglass installing zone, the extinction function of the light modulation eyeglass
Ergosphere is located remotely from eyes side；
Glasses lens drive device is set in the mirror holder, the dimming function layer of the light modulation eyeglass is electrically connected, for controlling the tune
The liquid crystal deflection direction of light functional layer and the size of deflection angle；
Switch, be set to the mirror holder, be electrically connected the glasses lens drive device, for control the glasses lens drive device unlatching and
It closes.
7. dimming glasses according to claim 6, which is characterized in that the glasses lens drive device includes:
Power supply, for providing direct current；
DC-AC converter connects the power supply, for the direct current of the power supply to be converted to alternating current；
Driving circuit, for the alternating current to be applied to the dimming function layer.
8. a kind of preparation method for dimming eyeglass characterized by comprising
First base material and the second substrate transparent and that be sheet are provided, in wherein one side and second base of the first base material
Material wherein prepares conductive layer on one side, and polymer dispersed liquid crystal layer is prepared between two layers of conductive layer, forms light modulation function
Ergosphere；
Light absorption unit and transmittance section are prepared, extinction functional layer is formed, and the extinction function layer stackup is made to be set to the dimming function
The either side of layer；It wherein, include light absorbent in the light absorption unit.
9. preparation method according to claim 8, which is characterized in that prepare extinction in the either side of the dimming function layer
Portion and transmittance section, comprising:
Prepare the light absorption unit of multiple bar shapeds；
There is provided it is transparent and be sheet third substrate, by the light absorption unit of multiple bar shapeds be arranged at the third substrate or
On dimming function layer；
Using dimming function layer described in transparent optical glue and third substrate, and the transparent optical cement is made to be filled in multiple institutes
The interval between light absorption unit is stated, the interval of the two neighboring light absorption unit is the transmittance section.
10. preparation method according to claim 9, which is characterized in that the light absorption unit for preparing multiple bar shapeds includes:
The light absorbent is added in bonding agent, then injection molding forms the light absorption unit of bar shaped；
Or, the light absorbent is added in bonding agent, the light absorption unit of bar shaped is then formed using 3D printing technique.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910468166.9A CN110133869B (en) | 2019-05-31 | 2019-05-31 | Light-adjusting lens, preparation method thereof and light-adjusting glasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910468166.9A CN110133869B (en) | 2019-05-31 | 2019-05-31 | Light-adjusting lens, preparation method thereof and light-adjusting glasses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110133869A true CN110133869A (en) | 2019-08-16 |
| CN110133869B CN110133869B (en) | 2021-04-20 |
Family
ID=67583427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910468166.9A Active CN110133869B (en) | 2019-05-31 | 2019-05-31 | Light-adjusting lens, preparation method thereof and light-adjusting glasses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110133869B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323975A (en) * | 2020-04-09 | 2020-06-23 | Tcl华星光电技术有限公司 | Optical film with dimming characteristic and manufacturing method thereof |
| CN111423827A (en) * | 2020-05-09 | 2020-07-17 | 湖北航天化学技术研究所 | Anti-reflection and light-oriented composite film and preparation method and application thereof |
| CN114871081A (en) * | 2022-06-02 | 2022-08-09 | 福耀玻璃工业集团股份有限公司 | Preparation method of conductive adhesive layer, preparation method of dimming assembly and preparation method of dimming glass |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201373963Y (en) * | 2008-12-25 | 2009-12-30 | 比亚迪股份有限公司 | Light adjusting film |
| WO2014070814A2 (en) * | 2012-11-01 | 2014-05-08 | X6D Limited | Glasses for amblyopia treatment |
| CN206147191U (en) * | 2016-09-06 | 2017-05-03 | 广东安贝斯科技有限公司 | Intelligence anti -dazzle sunglasses |
| CN206532048U (en) * | 2016-12-20 | 2017-09-29 | 山西瑞豪生物科技有限公司 | A kind of eyeglass and the glasses for treating amblyopia |
-
2019
- 2019-05-31 CN CN201910468166.9A patent/CN110133869B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201373963Y (en) * | 2008-12-25 | 2009-12-30 | 比亚迪股份有限公司 | Light adjusting film |
| WO2014070814A2 (en) * | 2012-11-01 | 2014-05-08 | X6D Limited | Glasses for amblyopia treatment |
| CN206147191U (en) * | 2016-09-06 | 2017-05-03 | 广东安贝斯科技有限公司 | Intelligence anti -dazzle sunglasses |
| CN206532048U (en) * | 2016-12-20 | 2017-09-29 | 山西瑞豪生物科技有限公司 | A kind of eyeglass and the glasses for treating amblyopia |
Non-Patent Citations (1)
| Title |
|---|
| 潘保 等: ""发射偏振光的液晶"", 《现代科技译丛》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323975A (en) * | 2020-04-09 | 2020-06-23 | Tcl华星光电技术有限公司 | Optical film with dimming characteristic and manufacturing method thereof |
| CN111423827A (en) * | 2020-05-09 | 2020-07-17 | 湖北航天化学技术研究所 | Anti-reflection and light-oriented composite film and preparation method and application thereof |
| CN114871081A (en) * | 2022-06-02 | 2022-08-09 | 福耀玻璃工业集团股份有限公司 | Preparation method of conductive adhesive layer, preparation method of dimming assembly and preparation method of dimming glass |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110133869B (en) | 2021-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110133869A (en) | Dim eyeglass and preparation method thereof and dimming glasses | |
| JP7351244B2 (en) | Laminated glass, method for manufacturing laminated glass, light control device, light control cell, and laminate for light control device | |
| KR100386105B1 (en) | Reflection type liquid crystal display appartatus and reflection type color liquid crystal display apparatus | |
| US9235099B2 (en) | Variable transmittance optical filter and uses thereof | |
| US6671008B1 (en) | Electro-optical glazing structures having scattering and transparent modes of operation and methods and apparatus for making the same | |
| WO2014043139A2 (en) | Switchable projection window | |
| CN105929576A (en) | Dimming device and control method thereof as well as vehicle-mounted device and control method thereof | |
| JPH03116019A (en) | Liquid crystal device in capsule with low cloud in shaft-off operable by sine wave power supply | |
| CN106773202A (en) | The method for manufacturing the switchable filter of bending | |
| EP2103991B1 (en) | Light control film | |
| US20070206270A1 (en) | Display Apparatus And Method For Producing The Same | |
| US9519176B2 (en) | Display panel and display device | |
| CN209215800U (en) | Display device | |
| CN104503147A (en) | Liquid crystal curtain | |
| CN111158167A (en) | Adjustable photochromic glasses | |
| CN104090445B (en) | 2d/3d switchable stereo display device | |
| US20060061707A1 (en) | Light adjuster and laminated glass | |
| CN101639578A (en) | Liquid crystal lens made of photochromic resin material and production method thereof | |
| CN201222130Y (en) | Antiglare train crossing eyeglasses | |
| JP4409154B2 (en) | Display device | |
| CN104049372B (en) | 2d/3d switchable display device | |
| CN108663842A (en) | A kind of liquid crystal display panel, display device and preparation method thereof | |
| JPH06300992A (en) | Production of dioptric electrochromic spectacle lens and the lens | |
| CN105139721B (en) | A kind of based on the visual function method of testing covering glasses | |
| JPH1138455A (en) | Device having variable optical characteristic |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |