CN112180479B - Distributed optical waveguide unit lens - Google Patents
Distributed optical waveguide unit lens Download PDFInfo
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- CN112180479B CN112180479B CN202010919806.6A CN202010919806A CN112180479B CN 112180479 B CN112180479 B CN 112180479B CN 202010919806 A CN202010919806 A CN 202010919806A CN 112180479 B CN112180479 B CN 112180479B
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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
Abstract
The invention belongs to the technical field of lenses, and particularly relates to a distributed optical waveguide unit lens which comprises substrates, wherein optical waveguide units are arranged inside the two substrates, accommodating grooves are formed in the inner side surfaces of the two substrates, each optical waveguide unit comprises a mirror surface unit, the mirror surface units are embedded inside the accommodating grooves, and the mirror surface units are a plurality of members formed by two orthogonal mirror surfaces, and the intersecting lines of the mirror surfaces are vertical to the substrates; the lens is formed by the optical waveguide units with the distributed structures, and the lens has an equivalent negative refractive index effect. The distributed optical waveguide unit lens provided by the invention forms independent optical waveguide units by two orthogonal mirror surfaces with intersecting lines vertical to the large plane of the lens, a plurality of optical waveguide units are distributed in the lens to effectively meet the design requirement, and the aim of high precision is fulfilled by the built-in distributed tiny orthogonal optical waveguide units.
Description
Technical Field
The invention belongs to the technical field of lenses, and particularly relates to a distributed optical waveguide unit lens.
Background
At present, there are three main methods for realizing holographic air imaging in the market: firstly, the air imaging is realized by using a certain medium in the air and then projecting contents onto the medium through projection, and the imaging effect is poor because the air imaging is also a projection mode. 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. And thirdly, the optical waveguide unit is utilized to form a lens to realize the equivalent negative refraction effect, so that 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 existing equivalent negative refractive index lens cannot realize high definition due to the limitation of the structure and the processing capacity, has large imaging aberration and low resolution, and has the contradiction of the large processing capacity and the large imaging aberration. The cost is high and the popularization is not easy; in view of the problems exposed to the current lens during use, there is a need for improved and optimized lens structures.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a distributed optical waveguide unit lens which has the characteristic of effectively improving the imaging definition.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a distributed optical waveguide unit lens, includes the base plate, two the inside of base plate is equipped with optical waveguide unit, two the groove has been seted up to the inboard surface of base plate, and optical waveguide unit includes the mirror surface unit, the mirror surface unit gomphosis is established in the inside of accomodating the groove, just the mirror surface unit is a plurality of members that constitute by the mirror surface of two orthorhombic and intersect the perpendicular to base plate.
According to the preferable technical scheme of the distributed optical waveguide unit lens, the middle part of the mirror surface unit is provided with the embedded groove, and the two mirror surface units are kept in orthogonal connection through the embedded groove.
As a preferred technical solution of the lens for a distributed optical waveguide unit according to the present invention, the structural size of the optical waveguide unit is smaller than the structural size of the optical waveguide unit at the spatial distance of distribution.
As a preferable technical scheme of the distributed optical waveguide unit lens, the inner side surface of the substrate is plated with a reflecting layer, and the two substrates are bonded in an orthogonal mode.
Compared with the prior art, the invention has the beneficial effects that:
(1) The lens is formed by the optical waveguide units with the distributed structures, and the lens has an equivalent negative refractive index effect. The invention forms independent optical waveguide units by two orthogonal mirror surfaces with intersecting lines vertical to the large plane of the lens, distributes a plurality of optical waveguide units in the lens to effectively meet the design requirement, realizes the high-precision purpose by the built-in distributed tiny orthogonal optical waveguide units, well improves the display resolution ratio while ensuring the existing processing capability, greatly improves the image definition, and well realizes the advantage combination of the processing capability and the high imaging resolution ratio. The independent distributed optical waveguide unit can well meet the parameter requirements of process capability and high imaging precision;
(2) The invention realizes the simultaneous optimization of the process capability and the dispersion control by structural separation, can realize production and manufacture by adopting various processes such as punch forming, injection molding, roll forming, etching and the like, and has the advantages of clear imaging, no double image, high resolution, simple structure, high precision, low cost and easy popularization. The holographic air imaging is really realized, the periphery of the imaged object is not shielded, the control is easy, the interaction effect is good, and the science and technology sense is 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 view of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic diagram of a structure of a triangular orthogonal mirror element combination according to the present invention;
FIG. 4 is a schematic view of a combination of arc orthogonal mirror elements according to the present invention;
FIG. 5 is a schematic diagram of a trapezoidal orthogonal mirror element combination according to the present invention;
FIG. 6 is a schematic diagram of a unit structure of the quadrilateral orthogonal mirror assembly according to the present invention;
FIG. 7 is a schematic diagram of a polygon mirror element combination structure according to the present invention;
FIG. 8 is a schematic view of two combinations of triangular orthogonal mirror units according to the present invention;
FIG. 9 is a schematic view of three combinations of triangular orthogonal mirror units according to the present invention;
FIG. 10 is a schematic view of two combinations of arc orthogonal mirror units according to the present invention;
FIG. 11 is a schematic view of three combinations of arc orthogonal mirror elements according to the present invention;
FIG. 12 is a schematic view of two combinations of trapezoidal orthogonal mirror elements according to the present invention;
FIG. 13 is a schematic view of three structures of a trapezoidal orthogonal mirror unit assembly according to the present invention;
FIG. 14 is a schematic diagram of a structure of a quadrilateral orthogonal mirror unit assembly according to the present invention;
FIG. 15 is a schematic diagram of three structures of a quadrilateral orthogonal mirror unit according to the present invention;
FIG. 16 is a schematic view of a second embodiment of the polygonal orthogonal mirror element assembly of the present invention;
FIG. 17 is a schematic view of three structures of a polygonal orthogonal mirror unit assembly according to the present invention;
in the figure: 1. a substrate; 2. a receiving groove; 3. a mirror unit; 4. a fitting groove.
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. 8 and fig. 9, the present invention provides the following technical solutions:
a distributed optical waveguide unit lens comprises substrates 1, optical waveguide units are arranged inside the two substrates 1, accommodating grooves 2 are formed in the inner side surfaces of the two substrates 1, each optical waveguide unit comprises a mirror surface unit 3, the mirror surface units 3 are embedded inside the accommodating grooves 2, and the mirror surface units 3 are a plurality of members formed by two orthogonal mirrors with intersecting lines perpendicular to the substrates 1.
Specifically, the middle part of the mirror surface unit 3 is provided with an embedding groove 4, the two mirror surface units 3 are orthogonally connected through the embedding groove 4, and the mirror surface unit 3 in this embodiment is a triangular member.
Specifically, the structural size of the optical waveguide unit is smaller than that of the spatial distance over which the optical waveguide unit is distributed.
Specifically, the inner side surface of the substrate 1 is plated with a reflective layer, and the two substrates 1 are orthogonally bonded, which is convenient for processing in this embodiment.
As shown in fig. 2, a plurality of independent micro orthogonal optical waveguide units are distributed inside the lens, the size of a small mirror unit can well meet the requirement of high resolution, and the interval of a larger mirror unit can well meet the requirement of processing capability, wherein a plurality of distributed orthogonal mirror units 3 form a negative refractive index lens effect.
Example 2
Referring to fig. 1, fig. 2, fig. 4, fig. 10 and fig. 11, the present invention provides the following technical solutions:
a distributed optical waveguide unit lens comprises substrates 1, optical waveguide units are arranged inside the two substrates 1, storage grooves 2 are formed in the inner side surfaces of the two substrates 1, each optical waveguide unit comprises a mirror unit 3, the mirror units 3 are embedded inside the storage grooves 2, and the mirror units 3 are a plurality of members formed by two orthogonal mirrors perpendicular to the substrates 1.
Specifically, the middle of the mirror surface unit 3 is provided with an embedding groove 4, the two mirror surface units 3 are orthogonally connected through the embedding groove 4, and the mirror surface unit 3 in this embodiment is an arc-shaped member.
Specifically, the structural size of the optical waveguide unit is smaller than the structural size at the spatial distance of its distribution, in this embodiment.
Specifically, the inner side surface of the substrate 1 is plated with a reflective layer, and the two substrates 1 are orthogonally bonded, which is convenient for processing in this embodiment.
Example 3
Referring to fig. 1, fig. 2, fig. 5, fig. 12 and fig. 13, the present invention provides the following technical solutions:
a distributed optical waveguide unit lens comprises substrates 1, optical waveguide units are arranged inside the two substrates 1, accommodating grooves 2 are formed in the inner side surfaces of the two substrates 1, each optical waveguide unit comprises a mirror surface unit 3, the mirror surface units 3 are embedded inside the accommodating grooves 2, and the mirror surface units 3 are a plurality of members formed by two orthogonal mirrors with intersecting lines perpendicular to the substrates 1.
Specifically, the middle of the mirror surface unit 3 is provided with a fitting groove 4, the two mirror surface units 3 are orthogonally connected through the fitting groove 4, and the mirror surface unit 3 in this embodiment is a trapezoidal member.
Specifically, the structural size of the optical waveguide unit is smaller than the structural size at the spatial distance of the distribution thereof, in this embodiment.
Specifically, the inner side surface of the substrate 1 is plated with a reflective layer, and the two substrates 1 are orthogonally bonded, which is convenient for processing in this embodiment.
Example 4
Referring to fig. 1, fig. 2, fig. 6, fig. 14 and fig. 15, the present invention provides the following technical solutions:
a distributed optical waveguide unit lens comprises substrates 1, optical waveguide units are arranged inside the two substrates 1, accommodating grooves 2 are formed in the inner side surfaces of the two substrates 1, each optical waveguide unit comprises a mirror surface unit 3, the mirror surface units 3 are embedded inside the accommodating grooves 2, and the mirror surface units 3 are a plurality of members formed by two orthogonal mirrors with intersecting lines perpendicular to the substrates 1.
Specifically, the middle of the mirror surface unit 3 is provided with a fitting groove 4, the two mirror surface units 3 are orthogonally connected through the fitting groove 4, and the mirror surface unit 3 in this embodiment is a quadrilateral member.
Specifically, the structural size of the optical waveguide unit is smaller than the structural size at the spatial distance of the distribution thereof, in this embodiment.
Specifically, the inner side surface of the substrate 1 is plated with a reflective layer, and the two substrates 1 are orthogonally bonded, which is convenient for processing in this embodiment.
Example 5
Referring to fig. 1, fig. 2, fig. 7, fig. 16 and fig. 17, the present invention provides the following technical solutions:
a distributed optical waveguide unit lens comprises substrates 1, optical waveguide units are arranged inside the two substrates 1, storage grooves 2 are formed in the inner side surfaces of the two substrates 1, each optical waveguide unit comprises a mirror unit 3, the mirror units 3 are embedded inside the storage grooves 2, and the mirror units 3 are a plurality of members formed by two orthogonal mirrors perpendicular to the substrates 1.
Specifically, the middle part of the mirror surface unit 3 is provided with an embedding groove 4, the two mirror surface units 3 are kept in orthogonal connection through the embedding groove 4, and the mirror surface unit 3 in this embodiment is a polygonal member.
Specifically, the structural size of the optical waveguide unit is smaller than that of the spatial distance over which the optical waveguide unit is distributed.
Specifically, the inner side surface of the substrate 1 is plated with a reflective layer, and the two substrates 1 are bonded orthogonally, which is convenient for processing in this embodiment.
Specifically, the inner surface of the substrate 1 is selectively plated with a reflective layer, and the substrate is directly molded.
It should be noted that the imaging principle of the orthogonal optical waveguide unit is as follows: light waves emitted by the light source are reflected twice by the orthogonal reflection film and then emitted along the symmetrical direction of the lens.
It should be noted that the imaging principle of the orthogonal optical waveguide unit array is as follows: light waves emitted by the light source are reflected twice by the orthogonal reflection films and then converged to the symmetrical position opposite to the lens again to form a real image.
The substrate 1 in the present technical solution is made of glass or optical resin, and can be manufactured by various processes such as press forming, injection molding, roll forming, etching, and the like.
The manufacturing method of the distributed optical waveguide unit lens of the invention comprises the following steps:
1. forming a substrate, selectively plating a reflecting layer, and orthogonally bonding the two substrates;
2. forming a substrate, selectively plating a reflecting layer, and directly forming on the substrate;
3. after the mirror surface unit is installed, the mirror surface unit is directly formed into a lens which is suitable for a medium-sized lens;
4. the mirror unit is arranged on the frame for use and is suitable for large-size lenses;
the substrates 1 and 2 can be manufactured by various processes such as punch forming, injection molding, roll forming and etching.
The working principle and the using process of the invention are as follows: the invention mainly combines two groups of reflecting structures, solves the problem that the prior product can see through the inner screen, and realizes the characteristics of high brightness and penetration resistance; when the lens is used, the point light source is reflected to the other side of the optical waveguide through each adjacent orthogonal tooth surface on the optical waveguide unit, each corresponding 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, and the lens is equivalent to a negative-refractive-index lens.
The lens is formed by the optical waveguide units with a distributed structure, has an equivalent negative refractive index effect, and is formed by two orthogonal mirror surfaces of which the intersecting lines are vertical to the large plane of the lens, so that the independent optical waveguide units are formed; the independent distributed optical waveguide unit can well meet the parameter requirements of process capability and high imaging precision, so that a user can see a high-resolution image displayed in the air, the technological sense and the visual impact are strong, the display effect is good, the controllability is strong, and the method is suitable for various advertisement displays, intelligent terminals and other related applications.
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 (2)
1. A distributed optical waveguide unit lens includes a substrate (1), characterized in that: the light guide unit is arranged in the two substrates (1), the inner side surfaces of the two substrates (1) are respectively provided with a storage groove (2) which are oppositely arranged, the light guide unit comprises a plurality of mirror surface units (3), the mirror surface units (3) are embedded in the storage grooves (2), and the mirror surface units (3) are composed of two orthogonal mirror surfaces of which the intersecting lines are vertical to the substrates (1);
the middle part of the mirror surface is provided with an embedding groove (4), and the two mirror surfaces are kept in orthogonal connection through the embedding groove (4).
2. A distributed optical waveguide unit lens according to claim 1, wherein: the inner side surface of the substrate (1) is plated with a reflecting layer, and the two substrates (1) are bonded in an orthogonal mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010919806.6A CN112180479B (en) | 2020-09-03 | 2020-09-03 | Distributed optical waveguide unit lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010919806.6A CN112180479B (en) | 2020-09-03 | 2020-09-03 | Distributed optical waveguide unit lens |
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| CN112180479A CN112180479A (en) | 2021-01-05 |
| CN112180479B true CN112180479B (en) | 2022-10-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| RU2007131531A (en) * | 2005-01-26 | 2009-03-10 | Визу Инвест Апс (Dk) | DISPLAY DEVICE FOR RECEIVING QUASI-THREE-DIMENSIONAL IMAGES |
| JP5487686B2 (en) * | 2009-03-31 | 2014-05-07 | ソニー株式会社 | Solid-state imaging device, method for manufacturing solid-state imaging device, and electronic apparatus |
| JP2010262229A (en) * | 2009-05-11 | 2010-11-18 | National Institute Of Information & Communication Technology | Display apparatus |
| JP2013167713A (en) * | 2012-02-15 | 2013-08-29 | Pioneer Electronic Corp | Manufacturing method of reflection-type plane symmetry imaging element |
| EP3118664B1 (en) * | 2015-07-17 | 2019-06-19 | Lg Electronics Inc. | Micro mirror array, manufacturing method of the micro mirror array, and floating display device including the micro mirror array |
| CN107807417A (en) * | 2017-12-09 | 2018-03-16 | 安徽省东超科技有限公司 | Single-row multiple rows of equivalent negative refractive index flat plate lens |
| JP7089958B2 (en) * | 2018-06-21 | 2022-06-23 | 株式会社アスカネット | Manufacturing method of stereoscopic image imaging device and stereoscopic image imaging device |
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