CN210376920U - Contact lens structure coated with color chemical components - Google Patents
Contact lens structure coated with color chemical components Download PDFInfo
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- CN210376920U CN210376920U CN201921381049.0U CN201921381049U CN210376920U CN 210376920 U CN210376920 U CN 210376920U CN 201921381049 U CN201921381049 U CN 201921381049U CN 210376920 U CN210376920 U CN 210376920U
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Abstract
The utility model discloses a cladding has contact lens structure of colour chemical composition, including the first lens body, the second lens body that bond mutually, the second lens body is located the leading flank of first lens body, press from both sides between first lens body, the second lens body and be equipped with colour chemical layer, colour chemical layer is the multiunit, and interval distribution is in the region between first lens body, the second lens body. The utility model discloses establish the colour chemical layer clamp between first lens body, the second lens body, possess multiple clamp mode, can avoid colour chemical layer (toner or pigment) to lead to lens surface unevenness and prevent colour chemical layer (toner or pigment) direct contact eyelid or eyeball surface through the separation of lens material self, avoid causing harm to the health of eyes, design benefit, novel structure has good application prospect.
Description
Technical Field
The utility model relates to a contact lens technical field, concretely relates to contact lens structure that cladding has colour chemical composition.
Background
In addition to being a product for vision correction, contact lenses have recently come into numerous color matching applications, such as medical applications for artificial eyes, and as contact lens products for cosmetic purposes. Currently, in order to color contact lens products, it is common to design a colored chemical component, such as toner or pigment, to be attached to the surface of the contact lens.
Currently, two problems arise with the application of toner or pigments to the surface of contact lenses, specifically as follows:
(1) the toner or pigment covers the bare lens surface, affecting the flatness of the lens surface and further affecting the comfort of the consumer wearing the lens;
(2) the toner or pigment may fall off to further damage eyes, people blink about 6000 to 8000 times every day, wear contact lenses blink about 3000 to 4000 hours a day, and if the toner or pigment on the worn contact lenses is leaked on the surfaces of the contact lenses, the toner or pigment is easily scraped off to the eyes due to friction force during blinking, and the health of the eyes is damaged.
Therefore, how to overcome the above problems is currently needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is the problem of overcoming current toner or pigment cover on contact lens surface existence. The utility model discloses a cladding has contact lens structure of colour chemical composition, establish colour chemical layer clamp between first lens body, the second lens body, possess multiple clamp mode, can be through the separation of lens material self, avoid colour chemical layer (toner or pigment) to lead to lens surface unevenness and prevent colour chemical layer (toner or pigment) direct contact to eyelid or eyeball surface, avoid causing harm to the health of eyes, design benefit, novel structure has good application prospect.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a contact lens structure coated with color chemical components comprises a first lens body and a second lens body which are bonded with each other, wherein the second lens body is positioned on the front side surface of the first lens body, a color chemical layer is clamped between the first lens body and the second lens body, the color chemical layers are in multiple groups and are distributed in the area between the first lens body and the second lens body at intervals,
the contact lens structure coated with the color chemical component has a thickness of 50 nm-40 μm.
In the contact lens structure coated with the color chemical component, the first lens body and the second lens body are made of different materials, the first lens body is made of a polymer containing a polyacrylic acid structure, or a polymer containing a polymethacrylic acid structure, or a polymer containing N-vinyl pyrrolidone, or a polymer containing N, N-dimethylacrylamide, and the second lens body is made of a polymer containing a polyacrylic acid structure, or a polymer containing a polymethacrylic acid structure, or a polymer containing N-vinyl pyrrolidone, or a polymer containing N, N-dimethylacrylamide.
In the contact lens structure coated with the color chemical components, the number of the color chemical layers is multiple, and the color chemical layers are distributed at the side edge part of the area between the first lens body and the second lens body at intervals.
The contact lens structure coated with the color chemical components is characterized in that the first lens body and the second lens body are integrally formed by injection molding of the same material, the color chemical layer is embedded in the lens body formed by the first lens body and the second lens body in parallel, and the first lens body and the second lens body are made of a polymer containing a polyacrylic acid structure, a polymer containing a polymethyl methacrylate structure, a polymer containing N-vinyl pyrrolidone or a polymer containing N, N-dimethyl acrylamide.
Aforementioned contact lens structure that cladding has colour chemical composition, the surface of first lens body is provided with a plurality of arcs and caves in, the arc is sunken to be provided with the colour chemical layer, the second lens body is a plurality of, bonds on corresponding arc is sunken, presss from both sides the colour chemical layer and establishes between first lens body, the second lens body.
In the contact lens structure coated with the color chemical component, the distance from the color chemical layer to the outer surface of the second lens body is 1 nm-100 nm, 50 nm-1 micron, or 1 micron-40 micron.
The utility model has the advantages that: the utility model discloses a cladding has contact lens structure of colour chemical composition, establish colour chemical layer clamp between first lens body, the second lens body, possess multiple clamp mode, can be through the separation of lens material self, avoid colour chemical layer (toner or pigment) to lead to lens surface unevenness and prevent colour chemical layer (toner or pigment) direct contact to eyelid or eyeball surface, avoid causing harm to the health of eyes, design benefit, novel structure has good application prospect.
Drawings
FIG. 1 is a schematic structural view of a contact lens structure coated with a color chemistry according to the present invention;
fig. 2 is a schematic structural view of another embodiment of the present invention;
fig. 3 is a schematic structural diagram of a third embodiment of the present invention.
The designations in the drawings have the following meanings:
1: a first lens body; 101: an arc-shaped recess; 2: a second lens body; 3: a color chemical layer.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the contact lens structure coated with color chemical components of the present invention comprises a first lens body 1 and a second lens body 2 bonded to each other, wherein the second lens body 2 is located at the front side of the first lens body 1, a color chemical layer 3 is sandwiched between the first lens body 1 and the second lens body 2, the color chemical layers 3 are multiple groups and are distributed at intervals in the region between the first lens body 1 and the second lens body 2, the distance from the color chemical layer 3 to the outer surface of the second lens body 2 is 1 nm-100 nm, 50 nm-1 micron, 1 micron-40 micron, the color chemical layer 3 is set at a suitable distance according to the difference of oxygen permeability, the difference of visible light transmittance, the difference of water content, the difference of refractive index, and the difference of elastic modulus of the first lens body 1 and the second lens body 2, the using effect of the contact lens is ensured.
Preferably, the thickness of the color chemical layer 3 is between 50 nm and 40 μm, the first lens body 1 and the second lens body 2 are made of different materials, the first lens body 1 is made of a polymer containing a polyacrylic acid structure, or a polymer containing a polymethacrylic acid structure, or a polymer containing N-vinyl pyrrolidone, or a polymer containing N, N-dimethylacrylamide, the second lens body 2 is made of a polymer containing a polyacrylic acid structure, or a polymer containing a polymethacrylic acid structure, or a polymer containing N-vinyl pyrrolidone, or a polymer containing N, N-dimethylacrylamide, preferably, the first lens body 1 is made of a polymer containing a polymethacrylic acid structure, and the second lens body 2 is made of a polymer containing N, the thickness of the color chemical layers is between 10 microns and 20 microns, the number of the color chemical layers 3 is two, and the color chemical layers are distributed at the side edge part of the area between the first lens body 1 and the second lens body 2 at intervals.
As shown in FIG. 2, the contact lens structure coated with color chemical components of the present invention, in another embodiment, the first lens body 1 and the second lens body 2 are formed by injection molding of the same material, the color chemical layer 3 is embedded in the lens body formed by the first lens body 1 and the second lens body 2 in parallel, the first lens body 1 and the second lens body 2 are made of a polymer containing a polyacrylic acid structure, a polymer containing a polymethacrylic acid structure, a polymer containing N-vinyl pyrrolidone, or a polymer containing N, N-dimethylacrylamide, preferably, the first lens body 1 and the second lens body 2 are made of a polymer containing a polymethacrylic acid structure, and the lens body is formed by injection molding, which facilitates molding and facilitates embedding of the color chemical layer 3, the production efficiency is improved.
As shown in fig. 3, the utility model discloses a contact lens structure that cladding has colour chemical composition, the third kind of embodiment, the surface of first lens body 1 is provided with a plurality of arcs and caves in 101, be provided with colour chemical layer 3 in the arc is sunken in 101, second lens body 2 is a plurality ofly, bonds on the sunken 101 of corresponding arc, establishes first lens body 1, second lens body 2 with 3 clamp of colour chemical layer, and the required 2 materials of second lens body of this kind of embodiment are less, and moreover, the appearance is pleasing to the eye, makes things convenient for first lens body 1, the laminating of second lens body 2 to be fixed.
To sum up, the utility model discloses a cladding has contact lens structure of colour chemical composition, with colour chemical layer clamp establish between first lens body, the second lens body, possess multiple clamp mode (three kinds of modes), can be through the separation of lens material self, avoid colour chemical layer (toner or pigment) to lead to lens surface unevenness and prevent colour chemical layer (toner or pigment) direct contact to eyelid or eyeball surface, avoid causing harm to the health of eyes, design benefit, novel structure has good application prospect.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A contact lens structure coated with a color chemistry, comprising: including the first lens body (1), the second lens body (2) that bond mutually, second lens body (2) are located the leading flank of first lens body (1), press from both sides between first lens body (1), the second lens body (2) and be equipped with colour chemical layer (3), colour chemical layer (3) are the multiunit, and interval distribution is in the region between first lens body (1), the second lens body (2).
2. The contact lens structure coated with a color chemistry of claim 1, wherein: the thickness of the color chemical layer (3) is between 50 nanometers and 40 micrometers.
3. The contact lens structure coated with a color chemistry of claim 1, wherein: the number of the color chemical layers (3) is multiple, and the color chemical layers are distributed at the side edge part of the area between the first lens body (1) and the second lens body (2) at intervals.
4. The contact lens structure coated with a color chemistry of claim 1, wherein: the surface of first lens body (1) is provided with a plurality of arcs and caves in (101), the arc is sunken to be provided with colour chemical layer (3) in (101), second lens body (2) are a plurality of, bond on the arc that corresponds is sunken (101), press from both sides colour chemical layer (3) and establish between first lens body (1), second lens body (2).
5. The contact lens structure coated with a color chemistry of claim 1, wherein: the distance between the color chemical layer (3) and the outer surface of the second lens body (2) is 1-100 nanometers, 50-1 micron and 1-40 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921381049.0U CN210376920U (en) | 2019-08-23 | 2019-08-23 | Contact lens structure coated with color chemical components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921381049.0U CN210376920U (en) | 2019-08-23 | 2019-08-23 | Contact lens structure coated with color chemical components |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210376920U true CN210376920U (en) | 2020-04-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921381049.0U Active CN210376920U (en) | 2019-08-23 | 2019-08-23 | Contact lens structure coated with color chemical components |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210376920U (en) |
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2019
- 2019-08-23 CN CN201921381049.0U patent/CN210376920U/en active Active
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