CN219039531U - Light guide plate and ink screen module - Google Patents
Light guide plate and ink screen module Download PDFInfo
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- CN219039531U CN219039531U CN202320118369.7U CN202320118369U CN219039531U CN 219039531 U CN219039531 U CN 219039531U CN 202320118369 U CN202320118369 U CN 202320118369U CN 219039531 U CN219039531 U CN 219039531U
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Abstract
The utility model discloses a light guide plate and an ink screen module, wherein the light guide plate comprises a plate body, a diffusion structure and a light guide structure, the plate body comprises a light inlet surface, a light outlet surface and a mounting surface, the mounting surface is opposite to the light outlet surface, the light inlet surface is arranged between the mounting surface and the light outlet surface, and the plate body is suitable for transmitting incident light rays of a light source side; the diffusion structure comprises a diffusion piece, wherein the diffusion piece is formed on the light incident surface and is suitable for receiving incident light rays and diffusing the incident light rays into diffused light rays; the light guide structure is formed on the mounting surface and is suitable for receiving the diffused light rays and scattering the diffused light rays into scattered light rays, and the scattered light rays are output to the light-emitting surface side. The light guide plate with the structure can completely transmit light to the screen body, and is favorable for improving the display effect of the ink screen.
Description
Technical Field
The utility model relates to the technical field of displays, in particular to a light guide plate and an ink screen module.
Background
Along with the continuous progress of science and technology, the types of electronic products are increased, wherein the ink screen is very popular with people and is basically one of the electronic products necessary for household, so that the requirements and standards on the ink screen are also increased. The ink screen adopts an electronic paper display technology, the ink screen comprises two substrates coated with electronic ink, particles in the electronic ink are liquid with black particles and white particles which are sealed with positive electricity and negative electricity, and are capsules, different charged particles move to different directions due to different applied electric fields, a black-and-white effect is shown on the display screen, and the ink screen is required to be additionally provided with a light guide structure, so that the ink screen is suitable for an environment with dark light.
In the prior art, two schemes for installing the ink screen are generally selectable, namely frame pasting and full pasting. In the frame pasting mode, the ink screen, the light guide plate and the glass cover plate are generally pasted together, and then the double faced adhesive tape is adopted to fix the pasted together ink screen, the light guide plate and the glass cover plate with the display, so that the installation can be completed. In the mode of laminating entirely, generally adopt OCA glue to laminate ink screen, light guide plate and glass apron entirely together with the mode of sandwich, carry out the seamless laminating with the display again, can accomplish the installation.
However, in the mode of full laminating, the light guide plate passes through OCA glue and glass apron and the full laminating of ink screen, because OCA glue covers on the surface of light guide plate completely, and the refracting index of OCA glue and the refracting index of light guide plate have the difference to on leading to the unable total refraction of light to the ink screen, and then leading to the display effect of ink screen poor.
Disclosure of Invention
Therefore, the technical problem to be solved by the utility model is to overcome the defect of poor display effect of the ink screen caused by the difference of refractive indexes of the OCA glue and the light guide plate.
To this end, the present utility model provides a light guide plate comprising:
the light source comprises a plate body, a light source and a light source, wherein the plate body comprises a light incident surface, a light emergent surface and a mounting surface, the mounting surface is opposite to the light emergent surface, the light incident surface is arranged between the mounting surface and the light emergent surface, and the plate body is suitable for transmitting incident light rays of the light source side;
the diffusion structure comprises a diffusion piece, wherein the diffusion piece is formed on the light incident surface and is suitable for receiving the incident light and diffusing the incident light into diffused light;
the light guide structure is formed on the mounting surface and is suitable for receiving the diffused light rays and scattering the diffused light rays into scattered light rays, and the scattered light rays are output to the light-emitting surface side.
Optionally, in the above light guide plate, the diffusing member is a convex body formed on the light incident surface, and a surface of the convex body away from the plate body is set to be an arc surface.
Optionally, in the light guide plate, the diffusing element is configured as a half cylinder or a prism.
Optionally, in the above light guide plate, the light guide structure is a groove concavely disposed from the mounting surface toward the light emitting surface, the groove is disposed in a circular arc shape, and a protruding end of the groove is disposed away from the light entering surface.
Optionally, the light guide plate further includes a scattering structure, where the scattering structure is formed on the mounting surface, and the scattering structure is adapted to receive the incident light and scatter the incident light into scattered light.
Optionally, in the above light guide plate, the scattering structure is a V-shaped groove, the V-shaped groove is disposed on the mounting surface, and an extending direction of the V-shaped groove is parallel to a light transmission direction.
An ink screen module, comprising:
a screen body;
the light source assembly comprises an LED lamp bead and a lamp strip, wherein the LED lamp bead is arranged on the lamp strip, and the lamp strip is arranged on the light incident surface side;
the light guide plate is the light guide plate.
Optionally, the ink screen module further includes a protection member, where the protection member is disposed on the mounting surface and covers the light guide plate completely, and the protection member is adapted to protect the light guide plate and the screen body.
Optionally, the ink screen module further includes a connecting piece, wherein the connecting piece is disposed between the protecting piece and the light guide plate and between the light guide plate and the screen body, and the connecting piece is suitable for melting and flowing into the light guide structure in a heated environment.
Optionally, in the ink screen module, the connecting piece is an OCA film.
The technical scheme provided by the utility model has the following advantages:
1. the utility model provides a light guide plate, which comprises a plate body, a diffusion structure and a light guide structure, wherein the plate body comprises a light inlet surface, a light outlet surface and a mounting surface, the mounting surface is opposite to the light outlet surface, the light inlet surface is arranged between the mounting surface and the light outlet surface, and the plate body is suitable for transmitting incident light rays of a light source side; the diffusion structure comprises a diffusion piece, wherein the diffusion piece is formed on the light incident surface and is suitable for receiving incident light rays and diffusing the incident light rays into diffused light rays; the light guide structure is formed on the mounting surface and is suitable for receiving the diffused light rays and scattering the diffused light rays into scattered light rays, and the scattered light rays are output to the light-emitting surface side.
The light guide plate of this structure, through setting up the diffusion structure on the income plain noodles and setting up the light guide structure on the installation face, the diffusion piece shaping is on the income plain noodles, when incident light transmitted to the income plain noodles, the diffusion piece can be with incident light diffusion for diffusion light, make the transmission scope of light become bigger, the light guide structure shaping is on the installation face, when incident light is diffused for diffusion light through the diffusion piece, diffusion light enters into the board originally internally from the income plain noodles and transmits, and transmit to light guide structure department all the time, light guide structure can receive diffusion light and scatter diffusion light into diffusion light, and light guide structure transmits diffusion light to the plain noodles, make diffusion light can be transmitted to the screen body completely, be favorable to improving the display effect of ink screen.
2. The light guide plate provided by the utility model has the advantages that the diffusion piece is a convex body formed on the light incident surface, and one surface of the convex body, which is far away from the plate body, is provided with an arc surface. The diffusion member is arranged as a half cylinder or a prism. The light guide structure is a groove concavely arranged from the installation surface to the light emergent surface, the groove is arranged in an arc shape, and the protruding end of the groove is far away from the light emergent surface. The LED lamp further comprises a scattering structure, wherein the scattering structure is formed on the mounting surface and is suitable for receiving incident light rays and scattering the incident light rays into scattered light rays. The scattering structure is a V-shaped groove, the V-shaped groove is arranged on the mounting surface, and the extending direction of the V-shaped groove is parallel to the transmission direction of light rays.
According to the light guide plate with the structure, the diffusion piece is arranged to be the convex body, the convex body is formed on the light incident surface, the surface, away from the plate body, of the convex body is arranged to be the arc surface, when incident light rays are transmitted to the light incident surface, the incident light rays preferentially contact with the arc surface of the convex body, and the arc surface can emit the incident light rays, so that the transmission angle of the incident light rays is enlarged, and the incident light rays are diffused, so that dark shadows among adjacent LED lamp beads can be eliminated; by arranging the light guide structure as the groove, the groove is formed on the mounting surface, the groove is in the shape of an arc, the protruding end of the groove is far away from the light incident surface, when the diffuse light is transmitted to the light guide structure, the light guide structure can receive the diffuse light, emit and refract the diffuse light to scatter the diffuse light into the diffuse light, and transmit the diffuse light to the light emergent surface side, so that the diffuse light can be completely transmitted to the screen body, and the display effect of the ink screen is improved; through the scattering structure arranged on the mounting surface, the scattering structure is formed on the mounting surface, when incident light rays are transmitted to the light incident surface, part of the light rays are scattered into scattered light rays through the scattering structure, and the other part of the light rays are transmitted into the scattering structure, the scattering structure can scatter the incident light rays into scattered light rays, so that the collected light rays are diluted, and bright spots near the LED lamp beads are eliminated; through setting up the structure of scattering and be V type groove, when incident light got into the structure of scattering, incident light was transmitted away from two hypotenuses in V type groove to reduced incident light, thereby eliminated the bright spot near the LED lamp pearl.
3. The ink screen module comprises a screen body, a light source assembly and the light guide plate, wherein the light source assembly comprises LED (light emitting diode) lamp beads and lamp strips, the LED lamp beads are arranged on the lamp strips, and the lamp strips are arranged on the light incident surface side. The light guide plate comprises a mounting surface, a light guide plate body, a protective piece and a protective piece. Still include the connecting piece, the connecting piece sets up between protector and light guide plate and between light guide plate and the screen body, and the connecting piece is suitable for and melts and flow into in the light guide structure under the heated environment. The connecting piece is OCA film.
According to the ink screen module with the structure, the light source assembly is arranged on the light incident surface side of the light guide plate, the LED lamp beads can emit incident light, when the incident light is transmitted to the light incident surface, the diffusion piece can diffuse the incident light into diffuse light, so that the transmission range of the light is larger, then the diffuse light enters the plate body from the light incident surface to be transmitted and is transmitted to the light guide structure all the time, the light guide structure can receive the diffuse light and scatter the diffuse light into scattered light, and the light guide structure transmits the scattered light to the light emitting surface, so that the scattered light can be completely transmitted to the screen body, and the display effect of the ink screen is improved; the protective piece is arranged on the mounting surface and completely covers the light guide plate, so that the light guide plate and the screen body can be prevented from being damaged by the outside, and the light guide plate and the screen body are protected from being damaged; the connecting piece is arranged between the protecting piece and the light guide plate and between the light guide plate and the screen body, the protecting piece and the light guide plate as well as the light guide plate and the screen body can be connected and fixed by the connecting piece, the connecting piece can be melted and flows into the light guide structure in a heated environment, and the diffused light rays are refracted, so that the diffused light rays transmitted into the connecting piece are refracted into the light guide plate again and transmitted to the light emitting surface; the OCA film can be connected with the fixed protection piece, the light guide plate and the screen body, and is melted and flows into the light guide structure under the heated environment, and the OCA film can refract the diffused light transmitted into the connecting piece into the light guide plate again and transmits the diffused light to the light emitting surface.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a light guide plate according to an embodiment of the present utility model;
fig. 2 is a schematic partial structure of a light guide plate according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of an ink screen module according to an embodiment of the present utility model;
reference numerals illustrate:
1-a plate body;
21-a diffuser;
3-a light guiding structure;
4-scattering structure;
5-a screen body;
61-LED lamp beads; 62-a light bar;
7-guard;
8-connecting piece.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Example 1
The present embodiment provides a light guide plate, as shown in fig. 1 to 2, including a plate body 1, a diffusion structure and a light guide structure 3, where the plate body 1 includes a light incident surface, a light emergent surface and a mounting surface, the mounting surface is opposite to the light emergent surface, the light incident surface is disposed between the mounting surface and the light emergent surface, and the plate body 1 is adapted to transmit incident light of a light source side; the diffusion structure comprises a diffusion piece 21, wherein the diffusion piece 21 is formed on the light incident surface, and the diffusion piece 21 is suitable for receiving incident light rays and diffusing the incident light rays into diffused light rays; the light guide structure 3 is formed on the mounting surface, and the light guide structure 3 is suitable for receiving and scattering the diffused light into scattered light, and the scattered light is output to the light-emitting surface side. The light guide plate with the structure is characterized in that the diffusion piece 21 is formed on the light incident surface through the diffusion structure arranged on the light incident surface and the light guide structure 3 arranged on the mounting surface, when incident light is transmitted to the light incident surface, the diffusion piece 21 can diffuse the incident light into diffusion light, the transmission range of the light is enabled to be larger, the light guide structure 3 is formed on the mounting surface, when the incident light is diffused into diffusion light through the diffusion piece 21, the diffusion light enters the plate body 1 from the light incident surface for transmission and is always transmitted to the light guide structure 3, the light guide structure 3 can receive the diffusion light and scatter the diffusion light into diffusion light, and the light guide structure 3 transmits the diffusion light to the light emergent surface, so that the diffusion light can be completely transmitted to the screen body 5, and the display effect of the ink screen is favorably improved.
In the light guide plate provided in this embodiment, as shown in fig. 1, the diffusing member 21 is a convex body formed on the light incident surface, and a surface of the convex body, which is far away from the plate body 1, is set to be an arc surface. The light guide plate with the above structure is provided with the diffusion member 21 as a convex body, the convex body is formed on the light incident surface, and one surface of the convex body, which is far away from the plate body 1, is provided with an arc surface, when the incident light is transmitted to the light incident surface, the incident light preferentially contacts with the arc surface of the convex body, and the arc surface can reflect the incident light, so that the transmission angle of the incident light is enlarged, and the incident light is diffused, thereby eliminating the shadow between the adjacent LED lamp beads 61.
Specifically, the diffusion member 21 is configured as a half cylinder, and the half cylinder has an arc surface, which can reflect the incident light, so as to expand the transmission angle of the incident light, and thereby diffuse the incident light, so as to eliminate the shadows between the adjacent LED lamp beads 61; of course, the diffuser 21 may be a prism, and as long as it can diffuse light and increase the transmission angle of light, the diffuser 21 in this embodiment may be one that is not explained here too much.
As shown in fig. 1 to 2, the light guiding structure 3 of the light guiding plate provided in this embodiment is a groove concavely disposed from the mounting surface to the light emitting surface, the groove is disposed in a circular arc shape, and the protruding end of the groove is disposed away from the light entering surface. The light guide plate of above-mentioned structure is the recess through setting up light guide structure 3, and the recess shaping is on the installation face, and the recess sets up to convex, and the projecting end of recess is kept away from into the plain noodles, when diffuse light transmission to light guide structure 3, light guide structure 3 can receive diffuse light to launch and refract diffuse light and scatter diffuse light into scattered light, and carry scattered light to the play plain noodles side, make scattered light can be transmitted to screen body 5 completely on, thereby improve the display effect of ink screen.
The light guide plate provided in this embodiment, as shown in fig. 1, further includes a scattering structure 4, where the scattering structure 4 is formed on the mounting surface, and the scattering structure 4 is adapted to receive incident light and scatter the incident light into scattered light. The light guide plate with the structure is characterized in that the scattering structure 4 is arranged on the mounting surface, the scattering structure 4 is formed on the mounting surface, when incident light rays are transmitted to the light incident surface, part of the light rays are scattered into scattered light rays through the scattering structure, and the other part of the light rays are transmitted into the scattering structure 4, and the scattering structure 4 can scatter the incident light rays into scattered light rays so as to lighten the collected light rays, thereby eliminating bright spots near the LED lamp beads 61.
In the light guide plate provided in this embodiment, as shown in fig. 1, the scattering structure 4 is a V-shaped groove, the V-shaped groove is disposed on the mounting surface, and an extending direction of the V-shaped groove is parallel to a light transmission direction. The light guide plate with the structure is provided with the scattering structure 4 which is a V-shaped groove, when incident light enters the scattering structure 4, the incident light is transmitted out from two oblique sides of the V-shaped groove, so that the incident light is reduced, and bright spots near the LED lamp beads 61 are eliminated.
Example 2
The embodiment provides an ink screen module, as shown in fig. 2, including screen body 5, light source subassembly and foretell light guide plate, the light source subassembly includes LED lamp pearl 61 and lamp strip 62, and LED lamp pearl 61 sets up on lamp strip 62, and lamp strip 62 sets up in the income plain noodles side. The ink screen module of above-mentioned structure, through the light source subassembly of setting at the light guide plate income plain noodles side, LED lamp pearl 61 can send incident light, when incident light transmitted to the income plain noodles, diffuser 21 can be with incident light diffusion for diffusion light, make the transmission scope of light become bigger, then diffusion light enters into the board body 1 from the income plain noodles and transmits, and transmit to light guide structure 3 department all the time, light guide structure 3 can receive diffusion light and scatter diffusion light into diffusion light, and light guide structure 3 transmits diffusion light to the plain noodles transmission, make diffusion light can be transmitted to screen body 5 completely, be favorable to improving the display effect of ink screen.
The ink screen module provided in this embodiment, as shown in fig. 2, further includes a protecting member 7, where the protecting member 7 is disposed on the mounting surface, and the protecting member 7 completely covers the light guide plate, and the protecting member 7 is adapted to protect the light guide plate and the screen body 5. The ink screen module of above-mentioned structure is through setting up the protector 7 on the installation face, and protector 7 is the glass apron in this embodiment, and protector 7 covers on the light guide plate completely, and it can prevent that light guide plate and screen body 5 from receiving external destruction to protection light guide plate and screen body 5 can not receive the damage.
The ink screen module provided in this embodiment, as shown in fig. 2, further includes a connecting piece 8, where the connecting piece 8 is disposed between the protecting piece 7 and the light guide plate and between the light guide plate and the screen body 5, and the connecting piece 8 is adapted to melt in a heated environment and flow into the light guide structure 3. The ink screen module of above-mentioned structure is through setting up the connecting piece 8 between protector 7 and light guide plate and between light guide plate and the screen body 5, and connecting piece 8 can be fixed protector 7 and light guide plate and screen body 5 connection, and connecting piece 8 can melt under the heated environment and flow into in the light guide structure 3 to refract the diffusion light, make the diffusion light that transmits to in the connecting piece 8 by the refraction again in the light guide plate, and to the transmission of play plain noodles.
In the ink screen module provided in this embodiment, as shown in fig. 2, the connecting piece 8 is an OCA film. The ink screen module of above-mentioned structure is the OCA film through setting up connecting piece 8, and the OCA film can connect fixed protector 7 and light guide plate and screen body 5 to melt and flow into in the light guide structure 3 under the heated environment, the OCA film can be with the diffusion light of transmission in the connecting piece 8 by the refraction again in the light guide plate, and to the transmission of light-emitting surface.
The light transmission process of the light guide plate provided by the utility model is as follows:
first, the LED beads 61 emit light, and the light is transmitted to the light incident surface; then, part of the light is diffused by the diffusion piece 21, so that the transmission angle of the light is increased, and the diffused light is formed and enters the plate body 1 for transmission, and the other part of the light enters the scattering structure 4, and the scattering structure 4 transmits the part of the light from the mounting surface to the outside; then, the diffused light is transmitted in the plate body 1 until being transmitted to the light guide structure 3, and the light guide structure 3 scatters the diffused light, which is the scattered light; finally, the scattered light is transmitted towards the light-emitting surface side until being transmitted to the screen body 5. Thus, the light transmission process of the light guide plate is completed.
According to the light guide plate provided by the utility model, the diffusion piece 21 is formed on the light incident surface through the diffusion structure arranged on the light incident surface and the light guide structure 3 arranged on the mounting surface, when incident light is transmitted to the light incident surface, the diffusion piece 21 can diffuse the incident light into diffusion light, so that the transmission range of the light is larger, the light guide structure 3 is formed on the mounting surface, when the incident light is diffused into diffusion light through the diffusion piece 21, the diffusion light enters the plate body 1 from the light incident surface for transmission and is transmitted to the light guide structure 3 all the time, the light guide structure 3 can receive the diffusion light and scatter the diffusion light into diffusion light, and the light guide structure 3 transmits the diffusion light to the light emergent surface, so that the diffusion light can be completely transmitted to the screen body 5, and the display effect of the ink screen is improved.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (10)
1. A light guide plate, comprising:
the light source comprises a plate body (1), wherein the plate body (1) comprises a light incident surface, a light emergent surface and a mounting surface, the mounting surface is opposite to the light emergent surface, the light incident surface is arranged between the mounting surface and the light emergent surface, and the plate body (1) is suitable for transmitting incident light rays of a light source side;
a diffusing structure comprising a diffusing member (21), the diffusing member (21) being formed on the light-entering surface, the diffusing member (21) being adapted to receive the incident light and diffuse into diffused light;
the light guide structure (3), the shaping of light guide structure (3) is in on the installation face, light guide structure (3) are suitable for receiving scattered light and scatter into scattered light, scattered light is to the export of light-emitting surface side.
2. A light guide plate according to claim 1, characterized in that the diffuser (21) is a protrusion formed on the light entrance surface, the side of the protrusion remote from the plate body (1) being provided as an arc surface.
3. A light guide plate according to claim 2, characterized in that the diffuser (21) is arranged as a half cylinder or a prism.
4. A light guide plate according to any one of claims 1-3, characterized in that the light guide structure (3) is a groove concavely arranged from the mounting surface towards the light exit surface, the groove being arranged in a circular arc shape, the protruding end of the groove being arranged away from the light entrance surface.
5. A light guide plate according to claim 4, further comprising a scattering structure (4), the scattering structure (4) being molded onto the mounting surface, the scattering structure (4) being adapted to receive the incident light and to scatter the incident light as scattered light.
6. The light guide plate according to claim 5, wherein the scattering structure (4) is a V-shaped groove, the V-shaped groove is provided on the mounting surface, and an extending direction of the V-shaped groove is parallel to a transmission direction of the light.
7. An ink screen module, characterized in that, still include:
a screen body (5);
the LED lamp comprises a light source assembly, wherein the light source assembly comprises an LED lamp bead (61) and a lamp strip (62), the LED lamp bead (61) is arranged on the lamp strip (62), and the lamp strip (62) is arranged on the light incident surface side;
a light guide plate according to any one of claims 1 to 6.
8. The ink screen module of claim 7, further comprising a guard (7), the guard (7) being disposed on the mounting surface, and the guard (7) completely covering the light guide plate, the guard (7) being adapted to protect the light guide plate and the screen body (5).
9. The ink screen module according to claim 8, further comprising a connector (8), the connector (8) being arranged between the guard (7) and the light guide plate and between the light guide plate and the screen body (5), the connector (8) being adapted to melt and flow into the light guide structure (3) under a heated environment.
10. An ink screen module according to claim 9, wherein the connector (8) is an OCA film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320118369.7U CN219039531U (en) | 2023-01-16 | 2023-01-16 | Light guide plate and ink screen module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320118369.7U CN219039531U (en) | 2023-01-16 | 2023-01-16 | Light guide plate and ink screen module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219039531U true CN219039531U (en) | 2023-05-16 |
Family
ID=86315295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320118369.7U Active CN219039531U (en) | 2023-01-16 | 2023-01-16 | Light guide plate and ink screen module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219039531U (en) |
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2023
- 2023-01-16 CN CN202320118369.7U patent/CN219039531U/en active Active
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