CN112213805A - Tooth-shaped optical waveguide unit array lens - Google Patents
Tooth-shaped optical waveguide unit array lens Download PDFInfo
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- CN112213805A CN112213805A CN202010919807.0A CN202010919807A CN112213805A CN 112213805 A CN112213805 A CN 112213805A CN 202010919807 A CN202010919807 A CN 202010919807A CN 112213805 A CN112213805 A CN 112213805A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/002—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of materials engineered to provide properties not available in nature, e.g. metamaterials
- G02B1/007—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of materials engineered to provide properties not available in nature, e.g. metamaterials made of negative effective refractive index materials
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Abstract
The invention belongs to the technical field of lenses, and particularly relates to a tooth-shaped optical waveguide unit array lens which at least comprises two parallel lenses, wherein the surface of each lens is a perspective plane, tooth-shaped optical waveguide units are uniformly distributed on the inner side surface of each lens through bonding, and a reflecting film is arranged on the tooth-shaped surface of each tooth-shaped optical waveguide unit. The tooth-shaped optical waveguide unit array lens provided by the invention adopts the optical waveguide unit to form the array and the lens, and the formed multi-layer laminating structure integrally completes the vertical plane structure at one time, and has the advantages of simple structure, convenience in manufacturing, clear imaging without double images, simple structure, high precision, low cost and easiness in popularization.
Description
Technical Field
The invention belongs to the technical field of lenses, and particularly relates to a tooth-shaped optical waveguide unit array lens.
Background
At present, there are three main methods for realizing holographic air imaging in the market: firstly, through using some kind of medium in the air, the form of content projection on medium is realized air imaging through the projection again, and is a projected mode in essence, and the effect of formation of image is poor. And secondly, the air imaging is realized through the holographic film by utilizing the interference and diffraction principles of light, and the formed image can be watched and controlled inconveniently due to the blocking of the holographic film. Thirdly, the optical waveguide unit is utilized to form a lens, so that an equivalent negative refraction effect is realized, and air imaging is realized, the imaging mode is that a real image is not shielded, and the operation and the control are convenient, but the conventional equivalent negative refractive index lens cannot realize high definition due to the limitation of the structure and the processing capability, is high in cost and is not easy to popularize; in view of the problems that the present lens is exposed to during use, there is a need for improvement and optimization of the structure of the lens.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a tooth-shaped optical waveguide unit array lens which has the characteristics of improving imaging definition, reducing cost and facilitating popularization.
In order to achieve the purpose, the invention provides the following technical scheme: the array lens of the tooth-shaped optical waveguide unit at least comprises two parallel lenses, the surface of each lens is a perspective plane, the tooth-shaped optical waveguide units are uniformly distributed on the inner side surface of each lens through bonding, and a reflecting film is arranged on the tooth-shaped surface of each tooth-shaped optical waveguide unit.
As a preferred technical scheme of the tooth-shaped optical waveguide unit array lens, the adjacent tooth-shaped surfaces of the tooth-shaped optical waveguide unit form an included angle of theta degrees, and all the tooth-shaped surfaces form included angles of theta degrees with perspective planes on two sides of the tooth-shaped optical waveguide unit.
As a preferred technical scheme of the tooth-shaped optical waveguide unit array lens, the included angle theta is 85-95 degrees.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention designs a brand new tooth-shaped optical waveguide unit, and adopts the waveguide unit to form an array and a lens, and the formed multi-layer laminated structure integrally completes the vertical plane structure at one time.
(2) Through can obtain various equivalent negative refractive index lens after combining this optical waveguide unit array, this lens can gather into the real image once more in the other side air of lens with the display information of one side through optical effect for the user can see the information of a demonstration in the air, has really realized holographic air imaging, and the formation of image is unshielded all around, easily controls, and interactive effect is good, and science and technology feels strong. Effectively solves the related problems of the prior products and the prior art.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a tooth-shaped optical waveguide unit array lens according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of a tooth-shaped optical waveguide unit array lens according to the present invention;
FIG. 3 is a schematic side view of a tooth-shaped optical waveguide unit according to the present invention;
FIG. 4 is a schematic structural diagram of a tooth-shaped optical waveguide unit according to the present invention;
FIG. 5 is a schematic diagram of the imaging principle of the tooth-shaped optical waveguide unit array in the present invention;
FIG. 6 is a schematic view of a single-layer array structure according to the present invention;
FIG. 7 is a schematic view of a multi-layer array assembly according to the present invention;
FIG. 8 is a schematic view of a compensated optical loss type single layer array assembly of the present invention;
FIG. 9 is a schematic diagram of a compensated optical loss multilayer array package according to the present invention;
FIG. 10 is a schematic diagram illustrating the imaging principle of the tooth-shaped optical waveguide unit according to the present invention;
FIG. 11 is a schematic diagram of the imaging principle of the tooth-shaped optical waveguide unit array lens according to the present invention;
in the figure: 1. a lens; 2. a tooth-shaped optical waveguide unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the present invention provides the following technical solutions:
a tooth-shaped optical waveguide unit array lens at least comprises two parallel lenses 1, wherein the surface of each lens 1 is a perspective plane, tooth-shaped optical waveguide units 2 are uniformly arranged on the inner side surface of each lens 1 through bonding, and a reflecting film is arranged on the tooth-shaped surface of each tooth-shaped optical waveguide unit 2.
In this embodiment, the tooth-shaped optical waveguide units 2 arranged in an array can reflect the light source to the other side of the incident light source in the same direction for reconvergence imaging.
Specifically, an included angle θ is formed between adjacent tooth-shaped surfaces of the tooth-shaped optical waveguide unit 2, and included angles θ are formed between all the tooth-shaped surfaces and perspective planes on two sides of the tooth-shaped optical waveguide unit 2.
Specifically, the included angle θ ° is 85 °, which facilitates the reflection of light in this embodiment.
Specifically, the included angle θ ° is 90 °, which facilitates the reflection of the light in this embodiment.
Specifically, the included angle θ ° is 95 °, which facilitates reflection of light in this embodiment.
It should be noted that, as shown in fig. 10, the imaging principle of the single tooth surface light wave transmission path and the tooth-shaped light waveguide unit is as follows: the vertically arranged reflecting film can reflect the light waves to the same direction on the other side of the incident light source.
It should be noted that, as shown in fig. 5, the tooth-shaped optical waveguide units arranged in the array may reflect the light source to the other side of the incident light source in the same direction to form an image by reconvergence.
As shown in fig. 11, the tooth-shaped optical waveguide unit array lens is equivalent to a negative refractive index lens, and can form a real image by equivalent refraction for various display light sources, so that a hologram is presented to a user.
Specifically, the tooth-shaped optical waveguide units 2 with the same tooth shape and size are adopted, a single-layer equivalent negative refractive index flat lens is formed by array combination, and protective layers are adhered to two surfaces of the single-layer equivalent negative refractive index flat lens; the lens in the embodiment has the advantages of simple structure and good effect.
Example 2
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 7, the present invention provides the following technical solutions:
a tooth-shaped optical waveguide unit array lens at least comprises two parallel lenses 1, wherein the surface of each lens 1 is a perspective plane, tooth-shaped optical waveguide units 2 are uniformly arranged on the inner side surface of each lens 1 through bonding, and a reflecting film is arranged on the tooth-shaped surface of each tooth-shaped optical waveguide unit 2.
In this embodiment, the tooth-shaped optical waveguide units 2 arranged in an array can reflect the light source to the other side of the incident light source in the same direction for reconvergence imaging.
Specifically, an included angle θ is formed between adjacent tooth-shaped surfaces of the tooth-shaped optical waveguide unit 2, and included angles θ are formed between all the tooth-shaped surfaces and perspective planes on two sides of the tooth-shaped optical waveguide unit 2.
Specifically, the included angle θ ° is 85 °, which facilitates the reflection of light in this embodiment.
Specifically, the included angle θ ° is 90 °, which facilitates the reflection of the light in this embodiment.
Specifically, the included angle θ ° is 95 °, which facilitates reflection of light in this embodiment.
Specifically, a plurality of layers of equivalent negative refractive index flat lenses are formed by array combination of tooth-shaped optical waveguide units with the same tooth shape and size, and protective layers are adhered to two surfaces of the outermost layer; in this embodiment, the advantage of more complete imaging pixels is achieved.
Example 3
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 8, the present invention provides the following technical solutions:
a tooth-shaped optical waveguide unit array lens at least comprises two parallel lenses 1, wherein the surface of each lens 1 is a perspective plane, tooth-shaped optical waveguide units 2 are uniformly arranged on the inner side surface of each lens 1 through bonding, and a reflecting film is arranged on the tooth-shaped surface of each tooth-shaped optical waveguide unit 2.
In this embodiment, the tooth-shaped optical waveguide units 2 arranged in an array can reflect the light source to the other side of the incident light source in the same direction for reconvergence imaging.
Specifically, an included angle θ is formed between adjacent tooth-shaped surfaces of the tooth-shaped optical waveguide unit 2, and included angles θ are formed between all the tooth-shaped surfaces and perspective planes on two sides of the tooth-shaped optical waveguide unit 2.
Specifically, the included angle θ ° is 85 °, which facilitates the reflection of light in this embodiment.
Specifically, the included angle θ ° is 90 °, which facilitates the reflection of the light in this embodiment.
Specifically, the included angle θ ° is 95 °, which facilitates reflection of light in this embodiment.
Specifically, the tooth-shaped optical waveguide units with different tooth shapes are adopted, the middle small part and two sides gradually increase to compensate optical loss, the array is combined into a single-layer equivalent negative refractive index flat lens, and protective layers are attached to the two surfaces; in the embodiment, the imaging method has the advantages of small imaging interference and high definition.
Example 4
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 9, the present invention provides the following technical solutions:
a tooth-shaped optical waveguide unit array lens at least comprises two parallel lenses 1, wherein the surface of each lens 1 is a perspective plane, tooth-shaped optical waveguide units 2 are uniformly arranged on the inner side surface of each lens 1 through bonding, and a reflecting film is arranged on the tooth-shaped surface of each tooth-shaped optical waveguide unit 2.
In this embodiment, the tooth-shaped optical waveguide units 2 arranged in an array can reflect the light source to the other side of the incident light source in the same direction for reconvergence imaging.
Specifically, an included angle θ is formed between adjacent tooth-shaped surfaces of the tooth-shaped optical waveguide unit 2, and included angles θ are formed between all the tooth-shaped surfaces and perspective planes on two sides of the tooth-shaped optical waveguide unit 2.
Specifically, the included angle θ ° is 85 °, which facilitates the reflection of light in this embodiment.
Specifically, the included angle θ ° is 90 °, which facilitates the reflection of the light in this embodiment.
Specifically, the included angle θ ° is 95 °, which facilitates reflection of light in this embodiment.
Specifically, the tooth-shaped optical waveguide units with different tooth shapes are adopted, the middle small side and the two sides are gradually enlarged to compensate optical loss, the array is combined into a multi-layer equivalent negative refractive index flat lens, and protective layers are attached to the two surfaces of the outermost layer; in the embodiment, the advantages of clear imaging and more complete pixels are achieved.
In the technical scheme, the lens 1 and the tooth-shaped optical waveguide unit 2 are made of glass or optical resin.
The invention relates to a processing technology of a tooth-shaped optical waveguide unit array lens, which comprises the following steps: firstly, a mother board with a coating is selected, a low-melting-point filling material with approximate refractive index to the mother board is selected, and after the filling is finished, the mother board is formed by combining two base materials or formed by bonding two mother boards to a card.
The working principle and the using process of the invention are as follows: the invention is a light guide unit with two parallel planes, there are two sets of opposite tooth-shaped surfaces in the inboard of two parallel planes, and the tooth-shaped surface is perpendicular to said two parallel planes or close to the perpendicular, the angle is between 85 degrees and 95 degrees, the adjacent tooth surface of the light guide unit 2 of tooth-shaped is perpendicular to each other or close to the perpendicular, the angle is between 85 degrees and 95 degrees, the surface of the tooth-shaped surface has reflecting films, can carry on the total reflection to the light between two reflecting films of each tooth, the reflected light of each tooth is gathered to another side of the light guide again finally and formed the real image; through can obtain various equivalent negative refractive index lens after combining this profile of tooth optical waveguide unit array lens, this lens can gather into the real image once more with the display information of one side in the other side air of lens through optical effect for the user can see the information of a demonstration in the air, and science and technology feels and visual impact is strong, and display effect is good, can realize alternately, suitable all kinds of advertisement show and intelligent terminal's application.
Specifically, the point light source is reflected to the other side of the optical waveguide through each adjacent tooth surface on the tooth-shaped optical waveguide unit 2, each similar reflection is converged into one point again at the symmetrical position of the other side of the optical waveguide lens, and different points are converged again at the corresponding positions, so that a holographic point-line surface or three-dimensional holographic image is formed in the air.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A tooth-shaped optical waveguide unit array lens is characterized in that: the optical fiber lens at least comprises two parallel lenses (1), wherein the surface of each lens (1) is a perspective plane, the inner side surface of each lens (1) is uniformly provided with tooth-shaped optical waveguide units (2) through bonding, and the tooth-shaped surfaces of the tooth-shaped optical waveguide units (2) are provided with reflecting films.
2. The tooth optical waveguide unit array lens of claim 1, wherein: and the adjacent tooth-shaped surfaces of the tooth-shaped optical waveguide unit (2) form an included angle of theta degrees, and all the tooth-shaped surfaces form an included angle of theta degrees with the perspective planes at the two sides of the tooth-shaped optical waveguide unit (2).
3. The tooth optical waveguide unit array lens of claim 2, wherein: the included angle of theta degrees is 85-95 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010919807.0A CN112213805A (en) | 2020-09-03 | 2020-09-03 | Tooth-shaped optical waveguide unit array lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010919807.0A CN112213805A (en) | 2020-09-03 | 2020-09-03 | Tooth-shaped optical waveguide unit array lens |
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| CN112213805A true CN112213805A (en) | 2021-01-12 |
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| CN202010919807.0A Pending CN112213805A (en) | 2020-09-03 | 2020-09-03 | Tooth-shaped optical waveguide unit array lens |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114779388A (en) * | 2022-04-28 | 2022-07-22 | 深圳市文生科技有限公司 | Processing technology of optical waveguide lens template |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107831558A (en) * | 2017-12-09 | 2018-03-23 | 安徽省东超科技有限公司 | Multiple rows of multiple row equivalent negative refractive index flat plate lens |
| CN207502758U (en) * | 2017-12-09 | 2018-06-15 | 安徽省东超科技有限公司 | Single-row multiple rows of equivalent negative refractive index flat plate lens |
| CN110208902A (en) * | 2019-05-21 | 2019-09-06 | 上海先研光电科技有限公司 | A kind of flat-plate lens for imaging |
-
2020
- 2020-09-03 CN CN202010919807.0A patent/CN112213805A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107831558A (en) * | 2017-12-09 | 2018-03-23 | 安徽省东超科技有限公司 | Multiple rows of multiple row equivalent negative refractive index flat plate lens |
| CN207502758U (en) * | 2017-12-09 | 2018-06-15 | 安徽省东超科技有限公司 | Single-row multiple rows of equivalent negative refractive index flat plate lens |
| CN110208902A (en) * | 2019-05-21 | 2019-09-06 | 上海先研光电科技有限公司 | A kind of flat-plate lens for imaging |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114779388A (en) * | 2022-04-28 | 2022-07-22 | 深圳市文生科技有限公司 | Processing technology of optical waveguide lens template |
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