WO2022141505A1 - Barillet de lentille, lentille, lentille multigroupe et module de caméra - Google Patents

Barillet de lentille, lentille, lentille multigroupe et module de caméra Download PDF

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Publication number
WO2022141505A1
WO2022141505A1 PCT/CN2020/142387 CN2020142387W WO2022141505A1 WO 2022141505 A1 WO2022141505 A1 WO 2022141505A1 CN 2020142387 W CN2020142387 W CN 2020142387W WO 2022141505 A1 WO2022141505 A1 WO 2022141505A1
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WO
WIPO (PCT)
Prior art keywords
light
lens
lens barrel
glue
transmitting portion
Prior art date
Application number
PCT/CN2020/142387
Other languages
English (en)
Chinese (zh)
Inventor
李国华
Original Assignee
欧菲光集团股份有限公司
江西晶超光学有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 欧菲光集团股份有限公司, 江西晶超光学有限公司 filed Critical 欧菲光集团股份有限公司
Priority to PCT/CN2020/142387 priority Critical patent/WO2022141505A1/fr
Publication of WO2022141505A1 publication Critical patent/WO2022141505A1/fr

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses

Definitions

  • the present invention relates to the technical field of camera modules, in particular to a lens barrel, and also relates to a lens with the above-mentioned lens barrel and multiple groups of lenses, and further provides a camera module with multiple groups of lenses.
  • the lens is an important part of the camera module, which directly affects the imaging quality of the camera module.
  • the lens AA active alignment
  • the lens AA active alignment process is used to compensate the manufacturing tolerances/assembly tolerances of optical system components, thereby improving the imaging quality and mass production yield of the entire optical system.
  • thermosetting glue for one dispensing
  • UV glue for secondary dispensing
  • the defects of the above method include: the lens barrel in the lens is usually a black plastic part, and the quality of the lens is likely to be abnormal when the thermosetting adhesive is baked and cured;
  • a lens barrel is provided.
  • a lens barrel has an opposite first end and a second end, a cavity is formed between the first end and the second end, and the lens barrel includes a light shielding part and a light transmission connected to the light shielding part part, the cavity is formed by the shading part, and the light-transmitting part has a light incident surface and a light emitting surface through which external light can pass, and the light emitting surface is located at the first end, so that the external light can pass through. Incident from the light incident surface and exit from the light exit surface located at the first end.
  • a lens includes the lens barrel of the above embodiments, wherein a lens is arranged in the lens barrel.
  • a multi-group lens includes a first lens and a second lens bonded by glue, wherein the first lens is the lens of the above embodiment, and the glue is a glue that can be cured by light.
  • a camera module includes the multiple groups of lenses of the above embodiments.
  • FIG. 1 is a schematic cross-sectional view of a multi-group lens in the conventional technology.
  • FIG. 2 is a schematic cross-sectional view along the A-A direction of the multi-group lens shown in FIG. 1 after one-time glue dispensing.
  • FIG. 3 is a schematic cross-sectional view of a multi-group lens according to an embodiment of the present invention.
  • FIG. 4 is a schematic cross-sectional view along the B-B direction of the multi-group lens shown in FIG. 3 after one-time glue dispensing.
  • FIG. 5 is a schematic cross-sectional view of a multi-group lens according to another embodiment of the present invention.
  • FIG. 6 is a schematic cross-sectional view of a group lens according to another embodiment of the present invention.
  • thermosetting adhesive needs to be cured by a baking process.
  • the baking time is usually longer than 30 minutes, or even up to two hours, which may easily lead to poor lens quality. abnormal.
  • an embodiment of the present invention proposes a multi-group lens, and the multi-group lens of the embodiment of the present invention is described in detail below with reference to the accompanying drawings.
  • the multi-group lens 100 includes a first lens 10 and a second lens 20 bonded by glue 30 , wherein the glue 30 is a glue that can be cured by light, and the first lens 10 has a lens for light to pass and illuminate The light-transmitting portion 112 on the glue 30, and the light-shielding portion 113 connected to the light-transmitting portion 112. In this way, as shown in FIG. 3
  • the glue 30 can be cured by means of light, so that no baking is required process, so as to ensure the stability of the lens quality yield rate and production efficiency.
  • the glue 30 is used to support the first lens 10 and the second lens 20 after curing, and keep the relative position between the two at the relative position determined by the active calibration.
  • the glue 30 can be cured by light, and the specific type is not limited.
  • the glue 30 can be UV glue, which can be cured by irradiation of UV light; another example, the glue 30 can be glue 30 cured by light of other wavelength bands, if it is a visible light curing glue, it can be cured by the irradiation of visible light.
  • the light-transmitting portion 112 can allow light to pass through, and it only needs to have a certain light transmittance, that is to say, the light-transmitting portion 112 does not need a 100% light transmittance.
  • the light-transmitting portion 112 may be configured as a fully transparent portion, a semi-transparent portion, or the like.
  • the multi-group lens 100 including the upper and lower lenses is used as an example for description, but it should be understood that the multi-group lens 100 of the present application is not limited to only having the upper and lower lenses, but also Can have as many as two lenses. It is only necessary that one of the two adjacent lenses has the above-mentioned light-transmitting portion 112 .
  • the first lens 10 includes a lens barrel 110 and a first lens 120 disposed in the lens barrel 110 .
  • the lens barrel 110 is a hollow structure with two open ends, and has opposite first and second ends. A cavity is formed between the first end and the second end.
  • the light-shielding portion 113 encloses the above-mentioned cavity.
  • the first lens 120 installed in the cavity. Specifically, the first end is the object side end 101 , and the second end is the image side end 102 .
  • the object side refers to the side of the lens close to the object when in use.
  • the image side refers to the side of the lens away from the object when in use, close to the imaging surface.
  • the number of the first lens 120 is one, but it should be noted that the embodiment of the present invention is not limited to this, and the number of the first lens 120 may also be multiple.
  • the second lens 20 includes one or more second lens 210, and the second lens 210 and the first lens 120 together constitute an imageable optical system.
  • the lens barrel 110 of the first lens 10 includes a light-transmitting portion 112 .
  • the light-transmitting portion 112 has a light incident surface 1121 and a light output surface 1122 through which predetermined light can enter.
  • the light output surface 1122 is located at the image side end 102 .
  • the glue 30 is located between the image-side end 102 of the first lens 10 and the object-side end 101 of the second lens 20 , external light can be irradiated on the glue 30 through the light-transmitting portion 112 .
  • the glue 30 can be applied on the light-emitting surface 1122, and then the first lens 10 and the second lens 20 are butted; it can also be on the second lens 20 at a position corresponding to the light-emitting surface 1122 Apply glue 30 , and then connect the first lens 10 and the second lens 20 .
  • the glue 30 after the glue 30 is arranged between the first lens 10 and the second lens 20, the glue 30 can be cured by means of light, so that a long baking process is not required, and the curing time of the glue 30 can be shortened To 40 seconds -60 seconds, so as to ensure the stability of the lens quality yield and production efficiency.
  • the specific position of the light incident surface 1121 is not limited, as long as the light can be incident and directed toward the light exit surface 1122 .
  • the light incident surface 1121 is located at the object side end 101 of the lens barrel 110 , the light incident surface 1121 is parallel to the light exit surface 1122 , and both are perpendicular to the axis X of the lens barrel 110 .
  • the light path between the light incident surface 1121 and the light exit surface 1122 is parallel to the axis X of the lens barrel 110 . In this way, the light can be emitted perpendicular to the light emitting surface 1122 and directed to the glue 30 , and the light energy directed to the glue 30 is relatively large, which is beneficial to shorten the curing time of the glue 30 .
  • the light incident surface 1121 may also be opened at a position between the object side end 101 and the image side end 102 of the lens barrel 110 .
  • the lens barrel 110 includes a side wall 103 connecting the first end and the second end, and the light incident surface 1121 is provided on the side wall 103 .
  • the lens barrel 110 is generally cylindrical, and the light incident surface 1121 can be provided on the cylindrical side of the lens barrel 110 .
  • the light incident surface 1121 may also be opened on the object side end 101 of the lens barrel 110 . That is, the light incident surface 1121 and the light exit surface 1122 are located at the same end of the lens barrel 10. The light incident from the light incident surface 1121 can be refracted and then exited from the light exit surface 1122 .
  • the light incident surface 1121 is a revolving surface formed by rotating a line segment around the axis of the lens barrel 110 .
  • the angle between the light incident surface 1121 that is, the generatrix of the revolving surface, and the axis X of the lens barrel 110 may be in the range of 0-90 degrees. More specifically, as shown in FIG.
  • the generatrix M of the light incident surface 1121 is parallel to the axis of the lens barrel 110 , and the light is incident.
  • the face 1121 extends along the axis of the lens barrel 110 .
  • the light incident surface 1121 extends in the direction perpendicular to the axis of the lens barrel 110 . At this time, the light incident surface 1121 is set At the object side end 101 .
  • the object side end 101 of the lens barrel 110 and the position between the object side end 101 and the image side end 102 of the lens barrel 110 can be provided with the aforementioned light incident surface 1121 at the same time. In this way, the accuracy of the position of the light source is relatively low when lighting, but it can also ensure that the glue 30 is irradiated.
  • the light incident surface 1121 is not limited to be a revolving surface, for example, it may be an irregular surface or a part of the revolving surface.
  • the lens barrel 110 further includes a light-shielding portion 113 fixedly connected to the light-transmitting portion 112 , and the light-transmitting portion 112 and the light-shielding portion 113 are nested.
  • the light shielding portion 113 does not allow light to pass through, and can shield the light when the lens is imaging, so as to ensure the imaging effect, so that the lens barrel 110 does not need to be equipped with a light shielding element.
  • the light shielding portion 113 is a black light shielding portion 113 . Black has better shading effect; and black is the common color of the lens barrel in the lens, which is in line with the user's aesthetics.
  • the nesting arrangement here includes two cases in which the light-transmitting portion 112 and the light-shielding portion 113 are integrally formed or separately formed.
  • the light-transmitting portion 112 surrounds the light-shielding portion 113 and completely covers the outer circumferential surface of the light-shielding portion 113 . As shown in FIG. 3 , the light-transmitting portion 112 surrounds the light-shielding portion 113 for a circle, which can be understood as the light-transmitting portion 112 is sheathed outside the light-shielding portion 113 , so that the light-transmitting portion 112 constitutes the outer ring of the lens barrel 110 , and the light-shielding portion 113 constitutes the lens barrel. 110 inner ring.
  • the glue 30 is arranged at a position close to the edge between the outer ring of the lens barrel 110 and the second lens 20 , which is more convenient for applying the glue 30 .
  • the light shielding portion 113 is the inner circle of the lens barrel 110, and has a better effect of shielding light when the lens is imaging.
  • the light-transmitting portion 112 surrounds the light-shielding portion 113 , but only covers part of the outer circumferential surface of the light-shielding portion 113 .
  • the light-shielding portion 113 includes a large-diameter portion and a small-diameter portion, and the outer diameter of the large-diameter portion is larger than the outer diameter of the small-diameter portion, so that the outer circumferential surface of the light-shielding portion 113 is stepped, and the light-transmitting portion 112 The small diameter portion of the light shielding portion 113 is covered.
  • the outer circumferential surface of the light-transmitting portion 112 and the outer circumferential surface of the large-diameter portion of the light-shielding portion 113 together form the side wall 103 of the lens barrel 110 .
  • the light-transmitting portion 112 is only disposed at the image-side end 102 , and the light-transmitting portion 112 does not extend to the object-side end 101 .
  • the light incident surface 1121 is provided on the outer circumferential surface of the light transmitting portion 112 .
  • the light-shielding portion 113 is a rigid member made of a rigid material
  • the light-transmitting portion 112 is a rigid member made of a flexible material.
  • the outer ring of the lens barrel 110 is made of a flexible material and has a good hand feeling; the inner ring of the lens barrel 110 is made of a hard material, which can better support the first lens 120 .
  • the light-shielding portion 113 is made of black hard plastic, and the light-transmitting portion 112 is made of transparent silicone.
  • the manner in which the lens barrel 110 forms the aforementioned light-transmitting portion 112 and the light-shielding portion 113 is not limited.
  • the light-shielding portion 113 and the light-transmitting portion 112 are an integral piece formed by a two-color injection molding process. That is, the above-mentioned light-shielding portion 113 and light-transmitting portion 112 are simultaneously formed through a two-color injection molding process.
  • the two-color injection molding process refers to the molding process in which two different materials are injected into the same set of molds, so that the injection molded parts are formed of two materials.
  • the two different materials here mainly refer to different colors.
  • the light-shielding portion 113 is made of a black opaque material, and the light-transmitting portion 112 is made of a colorless transparent material.
  • the two different materials here also include the case where the light-shielding portion 113 and the light-transmitting portion 112 are of different colors and materials.
  • the light-shielding portion 113 is made of black hard plastic, and the light-transmitting portion 112 is made of transparent silicone.
  • the lens of the first lens 10 adopts a two-color injection molding process to form the light-transmitting portion 112 to allow the light to pass through, so that the glue 30 that can be cured by light can be used, so as to avoid long-term baking, and ensure the safety of the lens. quality.
  • the light-shielding portion 113 and the light-transmitting portion 112 may also be assembled into an integral piece. That is, the light-transmitting portion 112 and the light-shielding portion 113 are two independent parts, which are assembled together to form a complete lens barrel 110 , wherein the light-transmitting portion 112 is sleeved on the outside of the light-shielding portion 113 , and there is an interference fit between the two.
  • the light-shielding portion 113 and the light-transmitting portion 112 can also be assembled into one piece
  • the light-shielding portion 113 can also be made of a rigid material
  • the light-transmitting portion 112 can be a flexible material
  • the light-transmitting portion 112 can be detachably sleeved on the light-shielding portion 113's exterior.
  • the flexible feature of the light-transmitting portion 112 enables it to be easily sheathed on the outside of the light-shielding portion 113 for easy assembly.
  • the outer ring of the lens barrel 110 is made of a flexible material, which has a good hand feeling.
  • the light-shielding portion 113 and the light-transmitting portion 112 may also be assembled into an integral piece. That is, the light-transmitting portion 112 and the light-shielding portion 113 are two independent parts, and the two are assembled together to form a complete lens barrel 110, wherein the light-transmitting portion 112 is sleeved on the outside of the light-shielding portion 113, and a filler such as binder.
  • the light-transmitting portion 112 is embedded in the light-shielding portion 113 .
  • an annular light-transmitting portion 112 is formed, and a light-shielding portion 113 is formed inside and outside the outer ring of the annular light-transmitting portion 112.
  • the light-shielding portion in the inner circle of the light-transmitting portion 112 113 forms the cavity of the lens barrel 110 .
  • the glue 30 is arranged in a closed ring, and does not require secondary dispensing.
  • the closed ring here means that the glue 30 is continuously arranged along the circumferential direction around the axis of the lens barrel 110 to form a closed structure connected end to end.
  • the circumferential direction around the axis of the lens barrel 110 is defined as the circumferential direction of the glue 30 .
  • the specific arrangement of the closed ring is not limited. For example, it can be a circular ring as shown in FIG. 4 , which is continuously arranged along the circumferential direction of the glue 30 .
  • the closed ring may be a square ring or an arbitrary polygonal ring.
  • the glue 30 is cured by light, so as shown in FIG. 4 , the glue 30 can be coated in a closed ring shape, so that no air escape holes need to be provided, and correspondingly, there is no need to perform a secondary point for the air escape holes. glue. Since there is no need for secondary dispensing, the process is saved and the production efficiency is improved.
  • the glue 30 is uniformly coated in its circumferential direction.
  • the glue 30 is annular. Since the glue 30 has no ventilation holes and is evenly coated, the first lens 10 and the second lens 20 are uniformly stressed in the circumferential direction, thereby avoiding the occurrence of the first lens 10 and the second lens 20 facing each other. Position offset to ensure the relative position accuracy of the two.
  • the glue 30 is cured by means of light, which has a large error tolerance rate for the glue dispensing method when the glue 30 is applied. Specifically, even the glue 30 is accidentally applied to have air escape holes. In this way, after curing the glue 30 by means of light, the glue can be replenished by a second dispensing method, such as using thermosetting glue or UV glue to replenish the glue.
  • a second dispensing method such as using thermosetting glue or UV glue to replenish the glue.
  • the glue due to the small amount of glue, even if the glue is cured by the baking process, the impact on the quality of the lens is relatively low.
  • a multi-group lens 100 ′ proposed by another embodiment of the present invention includes a first lens 10 ′ and a second lens 20 ′ bonded by glue 30 ′, wherein the glue 30 ′ is Glue that can be cured by light.
  • the second lens 20' includes a second lens 210' and a lens barrel 220', and the lens barrel 220' has a light-transmitting portion 221' through which light can pass and illuminate the glue 30'.
  • the lens barrel 220 is a hollow structure with open ends at both ends, and has a first end and a second end opposite to each other, and the first end is the object side end close to the first lens 10'.
  • the light-transmitting part 221' is disposed on the side of the lens barrel 220' close to the first lens 10'.
  • the light incident surface 2211' of the light transmitting portion 221' is disposed between the object side end and the image side end of the lens barrel 220'.
  • the object side end of the lens barrel 220' is an end close to the image side end 102 of the first lens 10'.
  • the included angle between the generatrix M of the light incident surface 2211' and the axis X of the lens barrel 220' is an acute angle.
  • the light L incident from the light incident surface 2211' can be emitted from the object side end of the lens barrel 220' and irradiated to the glue 30'.
  • the light-emitting surface 2212' of the light-transmitting portion 221' is disposed at the first end of the first lens 10', that is, the object-side end.
  • the second lens 20' also includes a light-shielding portion 222' connected with the light-transmitting portion 221', wherein the light-transmitting portion 221' covers part of the outer circumferential surface of the light-shielding portion 222', which is similar to the embodiment shown in FIG. 5 .
  • the light-transmitting portion 221' on the second lens 20' covers the entire outer circumferential surface of the light-shielding portion 222', that is, the light-transmitting portion 221' on the second lens 20' is provided
  • the manner may be exactly the same as the arrangement manner of the light-transmitting portion 112 on the first lens 10 in the embodiment shown in FIG. 3 .
  • the light-transmitting portion 221' and the light-shielding portion 222' may be an integral piece formed by a two-color injection molding process, or may be an integral piece formed by an assembly method.
  • the structure of the first lens 10' may be exactly the same as that of the first lens 10 on the basis that the light-transmitting portion 221' is provided on the second lens 20'. That is, at this time, the first lens 10' and the second lens 20' are respectively provided with light-transmitting parts.
  • the glue 30' there are more choices for the incident direction of the light L, which is more flexible.
  • An embodiment of the present invention also provides a lens barrel, the lens barrel 110 is the lens barrel 110 of the first lens 10 or the lens barrel 220 of the second lens 20' in the multi-group lens 100 or 100' in the foregoing embodiment '.
  • the above-mentioned lens barrel can be used to assemble to form the first lens 10 or the second lens 20' in the foregoing embodiment, and then to assemble to form multiple groups of lenses.
  • the above lens has a light-transmitting part.
  • the glue can be cured by light without a long baking process.
  • the curing time of the glue 30 can be shortened to 40 seconds to 60 seconds, so as to ensure the quality and yield of the lens. stability and productivity.
  • An embodiment of the present invention also provides a lens, which is the first lens 10 or the second lens 20' in the multi-group lens 100 in the foregoing embodiment.
  • the above-mentioned lenses and other lenses form multiple groups of lenses.
  • the glue can be cured by light without a long baking process.
  • An embodiment of the present invention also provides a camera module including the multiple groups of lenses 100 or the multiple groups of lenses 100' of the foregoing embodiments.
  • a camera module including the multiple groups of lenses 100 or the multiple groups of lenses 100' of the foregoing embodiments.
  • the lens barrel 110 of the first lens 10 since the lens barrel 110 of the first lens 10 includes the light-transmitting portion 112 that allows the predetermined light to pass through and irradiate the glue 30 , there is a gap between the first lens 10 and the second lens 20 .
  • the glue 30 can be cured by means of light, so that a long baking process is not required, and the curing time of the glue 30 can be shortened to 40 seconds to 60 seconds, so that the lens quality and yield stability are better.
  • the second lens 20 in the multi-group lens 100 is first connected to the motor, then the first lens 10 is installed on the second lens 20 that has been fixedly connected to the motor, and the first lens 10 and the second lens 20 are cured by light.
  • the second lens 20 can be screwed into the motor, and after the height is fixed, UV glue is used to dispense between the lens and the motor carrier, so that the second lens 20 and the motor carrier are glued and fixed.
  • the second lens 20 and the motor carrier can be connected by glue 30 at a fixed height. It should be understood that the connection manner between the second lens 20 and the motor carrier is not limited to this. The manner of manufacturing the multi-group lens 100' is similar, and will not be repeated here.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)

Abstract

L'invention concerne un barillet de lentille (110), des lentilles (10, 20), une lentille multigroupe (100) et un module de caméra. Le barillet de lentille (110) présente une première extrémité (101) et une seconde extrémité (102) qui sont opposées l'une à l'autre ; une cavité est formée entre la première extrémité (101) et la seconde extrémité (102) ; le barillet de lentille (110) comprend une partie de protection contre la lumière (113) et une partie de transmission de lumière (112) reliée à la partie de protection contre la lumière (113) ; la cavité est formée par la partie de protection contre la lumière (113) étant enfermée ; et la partie de transmission de lumière (112) présente une surface d'entrée de lumière (1121) et une surface de sortie de lumière (1122) à travers laquelle une lumière externe peut passer, et la surface de sortie de lumière (1122) est située au niveau de la première extrémité (101), de telle sorte que la lumière externe peut être incidente à partir de la surface d'entrée de lumière (1121) et émettre à partir de la surface de sortie de lumière (1122) située au niveau de la première extrémité (101).
PCT/CN2020/142387 2020-12-31 2020-12-31 Barillet de lentille, lentille, lentille multigroupe et module de caméra WO2022141505A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/142387 WO2022141505A1 (fr) 2020-12-31 2020-12-31 Barillet de lentille, lentille, lentille multigroupe et module de caméra

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/142387 WO2022141505A1 (fr) 2020-12-31 2020-12-31 Barillet de lentille, lentille, lentille multigroupe et module de caméra

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WO2022141505A1 true WO2022141505A1 (fr) 2022-07-07

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110205643A1 (en) * 2010-02-24 2011-08-25 Horst Schreiber Extending the stability of uv curable adhesives in 193nm laser systems
CN109343281A (zh) * 2018-11-28 2019-02-15 昆山龙腾光电有限公司 一种液晶显示面板
CN110413151A (zh) * 2019-07-16 2019-11-05 惠州市华星光电技术有限公司 触控显示面板和触控显示装置
CN110873934A (zh) * 2018-08-30 2020-03-10 宁波舜宇光电信息有限公司 光学镜头及组装光学镜头的方法和系统
CN110873936A (zh) * 2018-08-31 2020-03-10 宁波舜宇光电信息有限公司 多群组镜头、摄像模组及其制造方法
CN111973167A (zh) * 2020-08-19 2020-11-24 青岛歌尔智能传感器有限公司 可穿戴设备、光学装置、光学模组及其封装方法
CN112017550A (zh) * 2019-05-31 2020-12-01 云谷（固安）科技有限公司 显示面板及其制造方法、显示装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110205643A1 (en) * 2010-02-24 2011-08-25 Horst Schreiber Extending the stability of uv curable adhesives in 193nm laser systems
CN110873934A (zh) * 2018-08-30 2020-03-10 宁波舜宇光电信息有限公司 光学镜头及组装光学镜头的方法和系统
CN110873936A (zh) * 2018-08-31 2020-03-10 宁波舜宇光电信息有限公司 多群组镜头、摄像模组及其制造方法
CN109343281A (zh) * 2018-11-28 2019-02-15 昆山龙腾光电有限公司 一种液晶显示面板
CN112017550A (zh) * 2019-05-31 2020-12-01 云谷（固安）科技有限公司 显示面板及其制造方法、显示装置
CN110413151A (zh) * 2019-07-16 2019-11-05 惠州市华星光电技术有限公司 触控显示面板和触控显示装置
CN111973167A (zh) * 2020-08-19 2020-11-24 青岛歌尔智能传感器有限公司 可穿戴设备、光学装置、光学模组及其封装方法

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