TW201734534A - Camera module group lens, camera module group, assembly method of camera module group lens and assembly method of camera module group - Google Patents

Abstract

The present invention discloses a camera module group lens, a camera module group, an assembly method of a camera module group lens and an assembly method of a camera module group. The camera module group lens comprises at least one internal optics lens, at least one external optics lens and a lens-barrel part. Each internal optics lens is arranged in the space of the lens-barrel part according to a predetermined order, each external optics lens is arranged out of the lens-barrel part in the height direction of the lens-barrel part, and each internal optics lens and each external optics lens are both located on the optical path of the camera module group lens. The design mode is configured to shorten the assembly tolerance chain of a lens and reduce the distance from the lens to a chip, so that the back focal length of a small lens may be realized and the higher imaging quality may be ensured.

Description

Camera module lens and camera module and assembly method thereof

The invention relates to a camera module lens and a camera module and an assembly method thereof, in particular to a camera module lens and a camera module and an assembly method thereof.

With the gradual expansion of the application field of camera modules, the demand for camera modules in various industries has been increasing, and the quality requirements for camera modules are also increasing. This has raised a higher demand for the camera module manufacturing industry. It is required to enable the camera module to achieve higher image quality at a lower cost.

In the conventional camera module assembly process, the lens is an independently assembled component, which includes a lens barrel (including a diaphragm), a lens, a spacer, a stopper, and the like, and the assembly process includes: the spacer and the spacer The lenses are loaded into the lens barrel in order, and the last lens is fixed with glue or a pressure ring to assemble the lens. Assembly tolerances for the above assembly methods include: assembly tolerances of the lens and spacer, and assembly tolerances of the lens and lens. Therefore, the assembly tolerance chain of the assembly method is too long, the assembly cost is high, and the assembly position accuracy of the lens is relatively poor, which affects the quality of the lens, and thus affects the quality of the entire camera module and its application products.

Therefore, how to improve the assembly of the camera module to shorten the assembly tolerance chain, reduce the manufacturing cost, and improve the imaging quality has become an urgent problem to be solved in the field of the camera module.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, which can shorten the lens assembly tolerance chain, reduce the assembly cost, and improve the imaging quality of the camera module.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, wherein the internal optical lenses are assembled and assembled, the processing precision of the lens barrel component, and the assembly precision between the optical lens and the lens barrel component are provided. Lower requirements are beneficial to reduce costs.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, and the inner optical lenses are assembled and assembled in the lens barrel member, thereby changing the traditional monolithic assembly process and assembling the assembly. The tolerance chain is shortened to improve assembly efficiency.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof. The last optical lens as an external optical lens is not mounted in the lens barrel component, but is external to the lens barrel component and the lens barrel component. The connection between the bottoms can effectively reduce the processing precision of the lens barrel components and the assembly precision between the optical lens and the lens barrel components, reduce the cost, and improve the image quality.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof. As a last optical lens of the external optical lens, a light blocking layer is disposed outside the optical lens, which can prevent external light from entering from the non-beam incident channel and prevent Leakage of the lens ensures high quality of the lens and thinner light blocking layer, which helps to reduce the weight of the camera module lens.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, wherein the external optical lens is not mounted inside the lens barrel component, but directly bears on the lens holder, and therefore, the lens barrel component and the mirror The assembly tolerance between the seats does not affect the imaging quality of the camera module, and shortens the assembly tolerance chain of the lens, which is beneficial to increase production efficiency.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, wherein the distance between the lens and the photosensitive wafer can be reduced by arranging the last optical lens between the outside of the lens barrel and the lens holder. It can realize the focal length of the smaller lens, which is beneficial to the development of the camera module in the direction of thinning.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, wherein at least one internal optical lens is used as an adjustable lens, and the central axis of the lens of the camera module is adjusted to coincide with the central axis of the photosensitive wafer or Within the range allowed by the deviation, the imaging quality of the camera module is calibrated to ensure that the camera module has a higher imaging quality after the manufacturing is completed.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, wherein an external optical lens is pre-assembled between a lens barrel member and a lens holder, and is adapted to adjust an external optical lens and/or a lens barrel. The component adjusts the optical path of the camera module lens, and then aligns the imaging module imaging to improve the imaging quality and manufacturing yield of the camera module.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof. By setting an adjustable lens, the back focus of the lens can be calibrated and the imaging quality of the camera module can be adjusted, and the calibration can be completed during the assembly process. Greatly improve the manufacturing yield and product performance of the camera module.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, wherein the camera module is calibrated in the manufacturing process by setting the adjustable lens, eliminating the subsequent focusing step and reducing the number of steps. , saving costs and improving efficiency.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, and the assembly method is simple, feasible, and easy to operate, and is suitable for popularization and application.

In order to satisfy the above object of the present invention and other objects and advantages of the present invention, the present invention provides a camera module lens comprising:

At least one inner optical lens; at least one outer optical lens; and a barrel member, each of the inner optical lenses being disposed in an inner space of the barrel member in a predetermined order, each of the outer optical lenses being along the mirror The height direction of the barrel member is disposed outside the barrel member, wherein each of the inner optical lens and each of the outer optical lenses are located on an optical path of the camera module lens.

According to an embodiment of the invention, each of the inner optical lenses is fitted to each other and assembled as a whole, and is fixed in the barrel member.

According to an embodiment of the invention, the adjacent inner optical lenses are fitted together using spacers or directly by glue.

According to an embodiment of the invention, at least one of the inner optical lenses is pre-assembled in the lens barrel member, as an adjustable lens, the assembled position of the adjustable lens is adapted to the spatial position of the lens barrel member It is adjusted in at least one direction.

According to an embodiment of the present invention, at least one adjustment passage is provided along an outer circumferential direction of the barrel member, each of the adjustment passages connecting an inner space of the barrel member and an external environment, wherein each of the adjustments Each of the channels corresponds to each of the adjustable lenses, and is adapted to adjust an assembly position of the adjustable lens through the adjustment channel to adjust an optical path of the lens of the camera module.

According to an embodiment of the present invention, the adjustable lens is fixed to the inner wall of the barrel member by injecting glue through the adjustment passage using a dispensing device while sealing the adjustment passage.

According to an embodiment of the invention, when the first piece of the inner optical lens is disposed in the inner space of the top of the lens barrel member as the adjustable lens, the top of the lens barrel member is provided with at least one fixed channel. Wherein the fixed channel corresponds to the edge of the adjustable lens, and the edge of the adjustable lens is connected to the external environment, and is adapted to be filled with glue through the fixed channel to fix the adjustable lens.

According to an embodiment of the invention, the outer optical lens is fixed to the bottom of the barrel member, and the top surface edge of the outer optical lens is coupled to the bottom surface of the barrel member.

According to an embodiment of the invention, the outer optical lens is pre-assembled as a tunable lens at the bottom of the barrel component, and the top surface edge of the outer optical lens is connected to the bottom surface of the barrel component, wherein The assembly position of the outer optical lens relative to the barrel member is adapted to be adjusted in at least one direction.

According to an embodiment of the invention, each of the outer optical lenses has a light blocking layer on the outer side, and the light blocking layer completely covers the entire side surface of the outer optical lens.

According to an embodiment of the invention, the light blocking layer is formed by coating black glue on the outer side of each of the outer optical lenses.

According to another aspect of the present invention, the present invention further provides a camera module, including:

a photosensitive device, comprising: a photosensitive wafer and a lens holder; and a camera module lens, wherein the camera module lens is disposed on a photosensitive path of the photosensitive chip, wherein the camera module lens comprises At least one inner optical lens, at least one outer optical lens, and a barrel member, each of the inner optical lenses being disposed in an inner space of the barrel member in a predetermined order, each of the outer optical lenses being disposed on the mirror Between the barrel member and the lens holder, wherein each of the inner optical lens and each of the outer optical lenses are located on a photosensitive path of the photosensitive wafer.

According to an embodiment of the invention, the outer optical lens is fixed between the barrel member and the lens holder, and a top surface edge and a bottom surface edge of the outer optical lens respectively correspond to a bottom surface of the barrel member A fixed connection is made between the top surface of the mirror base.

According to an embodiment of the invention, the outer optical lens is pre-assembled as an adjustable lens between the lens barrel component and the lens holder, and the top surface edge and the bottom surface edge of the outer optical lens are respectively a bottom surface of the barrel member and a top surface of the lens holder are not fixed, wherein the outer optical lens and the assembly position of the barrel member relative to the photosensitive wafer are adapted to be subjected to at least one direction The adjustment is adjusted such that the central axis of the camera module lens coincides with the central axis of the photosensitive wafer or within a range allowed by the deviation.

According to an embodiment of the invention, the outer optical lens is pre-assembled between the barrel member and the lens holder, and a top surface edge of the outer optical lens is fixed between the bottom surface of the barrel member and the bottom surface of the barrel member. Connecting, pre-assembling between a bottom surface edge of the outer optical lens and a bottom surface of the lens barrel member, without fixing, so that an assembly position of the camera module lens relative to the photosensitive wafer is adapted to be performed at least The adjustment of one direction is adjusted such that the central axis of the lens of the camera module coincides with the central axis of the photosensitive wafer or within a range allowed by the deviation.

According to an embodiment of the invention, the external optical lens is pre-assembled on the lens holder by glue, and the glue used for pre-assembly is a mixed glue of UV glue and thermosetting glue, and pre-assembled by UV exposure semi-curing, and adjusted. The glue is then fully cured to secure the outer optical lens.

According to another aspect of the present invention, the present invention also provides a method for assembling a camera module lens, the method comprising the following steps:

(A) mounting at least one inner optical lens in an inner space of a barrel member in a predetermined order;

(B) mounting at least one external optical lens in an outer space of the bottom of the barrel member along a height direction of the barrel member;

(C) completing the assembly of the camera module lens.

According to an embodiment of the invention, the method further comprises a step (D): providing a light blocking layer on the outer side of the outer optical lens, wherein the light blocking is adapted to be performed before or after assembling the outer optical lens Layer settings.

According to another aspect of the present invention, the present invention also provides a method for assembling a camera module, the method comprising the following steps:

(a) mounting at least one inner optical lens in an inner space of a barrel member in a predetermined order;

(b) mounting at least one external optical lens in an outer space of the barrel member along a height direction of the barrel member;

(c) providing a light blocking layer on the outer side of the outer optical lens to complete assembly of the lens of the camera module;

(d) placing the camera module lens on a photosensitive path of a photosensitive wafer;

(e) completing pre-assembly of the camera module;

(f) encapsulating the camera module lens and the photosensitive wafer to complete assembly of the camera module.

According to an embodiment of the present invention, in the step (a), each of the inner optical lenses is previously fitted into a single body in a predetermined order and then fixed to an inner space of the barrel member.

According to an embodiment of the invention, in the step (a), each of the inner optical lenses is fixed to the inner space of the barrel member piece by piece in a predetermined order.

According to an embodiment of the invention, in the step (a), at least one piece of the inner optical lens is pre-assembled as an adjustable lens in an inner space of the barrel component, wherein the adjustable lens is assembled at a relative position The interior space of the barrel component is adapted to be adjusted in at least one direction.

According to an embodiment of the invention, the lens barrel member is provided with at least one adjusting passage, each of the adjusting passages is connected to an inner space and an outer environment of the barrel member, and corresponds to the adjustable lens, and is adapted to Adjusting an assembly side of the adjustable lens through the adjustment channel by using an external adjustment device to adjust an assembly position of the adjustable lens, and adjusting a central axis of the camera module lens and a central axis of the photosensitive wafer Coincident or within the range allowed by the deviation.

According to an embodiment of the present invention, the adjustable lens is fixed to the inner wall of the barrel member by injecting glue through the adjustment passage using a dispensing device while sealing the adjustment passage.

According to an embodiment of the invention, when the first piece of the inner optical lens is disposed in the inner space of the top of the lens barrel member as the adjustable lens, the top of the lens barrel member is provided with at least one fixed channel. Wherein the fixed channel corresponds to the edge of the adjustable lens, and the edge of the adjustable lens is connected to the external environment, and is adapted to be filled with glue through the fixed channel to fix the adjustable lens.

According to an embodiment of the invention, in the step (b) and the step (d), the external optical lens is fixed between the barrel member and a lens holder, wherein the external optical lens passes through The top surface edge or the bottom surface of the barrel member is coated with glue to securely connect the two by applying a glue to the bottom surface edge of the outer optical lens or the top surface of the lens holder to securely connect the two.

According to an embodiment of the invention, in the step (b) and the step (d), the external optical lens is pre-assembled as an adjustable lens between the lens barrel member and a lens holder, The top surface edge of the outer optical lens or the bottom surface of the barrel member is coated with glue for pre-assembly between the two, and by coating on the bottom surface edge of the outer optical lens or the top surface of the lens holder The glue is pre-assembled between the two, wherein the outer optical lens and the assembled position of the barrel member relative to the photosensitive wafer are adapted to be adjusted in at least one direction.

According to an embodiment of the invention, in the step (b) and the step (d), the external optical lens is pre-assembled as an adjustable lens between the lens barrel member and a lens holder, The top surface edge of the outer optical lens or the bottom surface of the barrel member is coated with glue to make a fixed connection therebetween, and is applied by applying glue on the bottom surface edge of the outer optical lens or the top surface of the lens holder. Pre-assembly between the two, wherein the assembly position of the camera module lens relative to the photosensitive wafer is adapted to be adjusted in at least one direction.

According to an embodiment of the invention, in the step (b) and the step (d), the external optical lens is pre-assembled as an adjustable lens between the lens barrel member and a lens holder, The top surface edge of the outer optical lens or the bottom surface of the barrel member is coated with glue for pre-assembly between the two, and by coating on the bottom surface edge of the outer optical lens or the top surface of the lens holder The glue secures the connection of the two, wherein the assembled position of the barrel member relative to the photosensitive wafer is adapted to be adjusted in at least one direction.

According to an embodiment of the invention, the step (e) comprises the steps of: (e1) energizing the pre-assembled camera module, and acquiring imaging module imaging; (e2) adjusting and calculating the imaging module according to the imaging module Adjusting the adjustment mode and the adjustment amount of the adjustable lens; and (e3) adjusting the adjustable lens according to the adjustment amount, so that the imaging module meets the resolution requirement.

According to an embodiment of the invention, in the step (f), the adjustable lens is dispensed and fixed, and the assembly of the camera module is completed.

According to an embodiment of the invention, in the step (c), the setting of the light blocking layer is adapted to be performed before or after the assembly of the external optical lens. According to an embodiment of the invention, in the step (c), the light blocking layer is formed by coating black rubber on the outer side of each of the outer optical lenses, the light blocking layer completely covering the entire outer optical lens side.

The following description is presented to disclose the invention to enable those skilled in the art to practice the invention. The preferred embodiments in the following description are by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention as defined in the following description may be applied to other embodiments, modifications, improvements, equivalents, and other embodiments without departing from the spirit and scope of the invention.

Referring to Figures 1 and 2, a first embodiment of a camera module lens provided by the present invention will be described. As shown in FIGS. 1 and 2, a camera module lens 10 includes at least one internal optical lens 11, at least one external optical lens 12, and a barrel member 13, wherein each of the internal optical lenses 11 is along the mirror. The height direction of the tubular member 13 is provided in the inner space of the barrel member 13, and each of the outer optical lenses 12 is disposed outside the barrel member 13 along the height direction of the barrel member, for example, The outer space of the top or bottom of the barrel member 13 is located on the same optical path as the inner optical lens 11 of the camera module lens 10, but the outer optical lens 12 is not included in the barrel member. The interior of 13.

The preferred embodiment includes three inner optical lenses 11 , and the inner optical lenses 11 are fitted to each other, and are fixed to a receiving cavity 131 of the lens barrel member 13 after being fitted. The inner optical lens 11 may be connected to each other by using spacers, and the edges of the inner optical lenses 11 may be processed, for example, glued, so that the inner optical lenses 11 are mutually The bonding of the applied glue is directly fitted together in order, and the structural members such as the spacers are omitted. When each of the inner optical lenses 11 is fitted together, a lens assembly is formed, and then the inner optical lenses 11 are mounted as a whole inside the lens barrel member 13 and fixed. The processing precision of the lens barrel member 13 and the assembly precision between the inner optical lens 11 and the lens barrel member 13 are low, which is advantageous for reducing the manufacturing cost, reducing the assembly process, and reducing the assembly tolerance. Chain, saving assembly time, increasing production efficiency and product yield.

In the preferred embodiment, implemented as a piece of the outer optical lens 12, the outer optical lens 12 is mounted to the bottom of the barrel member 13, wherein the edge of the outer optical lens 12 and the barrel member The bottom of the 13 is connected. It may be implemented to apply glue to the top surface edge of the outer optical lens 12 and the bottom surface of the lens barrel member 13 to fix the two together so that the outer optical lens 12 corresponds to each of the inner optical lenses 11 Both are located on the optical path of the camera module lens 10.

Since the barrel member 13 is a conventional black object barrel, it has a light blocking function, which can prevent external light from entering the inside of the camera module lens 10 from a place other than the non-beam incident passage, and can prevent entry from the beam incident passage. The light inside the lens 10 of the camera module is leaked out, and the external optical lens 12 is not disposed inside the lens barrel member 13. Therefore, the present invention provides a light blocking layer 121 on the outer side of the outer optical lens 12. The light blocking layer 121 must completely cover the entire side surface of the outer optical lens 12 to prevent the camera module lens 10 from leaking light, and prevent external stray light from entering the lens of the camera module 10 to ensure The imaging quality of the camera module lens 10 is described.

In other embodiments of the present invention, for the camera module lens 10, in the camera module lens 10, the outer side of the outer optical lens 12 may not have the light blocking layer 121, that is, the The camera module lens 10 includes the external optical lens 12 that is not provided with a light blocking layer. Since the light blocking layer 121 can be disposed in a subsequent process, the light blocking layer 121 is opposite to the camera module. The lens 121 is not essential.

After the camera module lens 10 is mounted in the corresponding camera module, in order to ensure the image quality of the camera module, the light blocking device is disposed on the external optical lens 12 that has been assembled in the camera module. In the layer 121, when the camera module is assembled, the light blocking layer 121 is disposed outside the outer optical lens 12 of the camera module lens 10, and the imaging module in which the light blocking layer 121 has been disposed is further disposed. The group lens 10 and the photosensitive device are assembled into a camera module.

In summary, the camera module lens 10 may include the light blocking layer 121 or may not include the light blocking layer 121.

When the camera module lens 10 includes the light blocking layer 121, the light shielding layer 121 can be set in the following three ways: (1) the light blocking is disposed on the outer side of the outer optical lens 12 in advance. Layer 121, then assembling the external optical lens 12 to the camera module lens 10; (2) assembling the external optical lens 12 to the camera module lens 10, and then setting the light layer 121 (3) After the camera module lens 10 including the light blocking layer 121 and the photosensitive device are assembled into a camera module, the light blocking layer 121 is disposed outside the outer optical lens 12.

Preferably, the light blocking layer 121 is disposed by coating a black glue on the outer side of the outer optical lens 12. The black glue may be a thermosetting adhesive, and the light blocking layer 121 is formed after curing.

Referring to FIG. 3, a camera module including the camera module lens 10 described above will be explained. As shown in FIG. 3, a camera module includes the camera module lens 10 and a photosensitive device 20. The photosensitive device 20 includes a photosensitive wafer 21, and the camera module lens 10 is disposed on the photosensitive chip. On the photosensitive path of 21, when the light reflected by the object enters the inside of the camera module through the lens 10 of the camera module, it is received and photoelectrically converted by the photosensitive chip 21, so that in the subsequent process, the camera mode The group is able to obtain images related to the object.

The photosensitive device further includes a filter 22, a circuit board 23 and a lens holder 24, wherein the filter 22 is mounted inside the lens holder 24 and disposed above the photosensitive wafer 21. The photosensitive wafer 21 is mounted above the wiring board 23, and the wiring board 23 is mounted on the bottom of the mirror holder 24 such that the photosensitive wafer 21 is located inside the cavity of the mirror holder 24. A distance between the photosensitive wafer 21 and the lens holder 24 is maintained, and the two are not in direct contact with each other, that is, the photosensitive device 20 is fabricated by a COB (chip on board) process.

The outer optical lens 12 is disposed between the lens barrel member 13 and the lens holder 24, that is, a top surface edge of the outer optical lens 12 is coupled to a bottom surface of the lens barrel member 13, the outer portion The bottom surface edge of the optical lens 12 is coupled to the top surface of the lens holder 24, bears on the lens holder 24, is supported by the lens holder 24, and each of the inner optical lens 11 and each of the external optics The lenses 12 are each disposed on the photosensitive path of the photosensitive wafer 21.

The external optical lens 12 is disposed outside the lens barrel member 13 and bears on the lens holder 24, so that the distance between the camera module lens 10 and the photosensitive wafer 21 can be reduced, which can be realized. With a smaller lens back focal length, the image quality of the camera module made with this lens is higher and the cost is greatly reduced.

Referring to Figures 4 and 10, the assembly method of the camera module will be explained. The assembly method 1000 of the camera module includes the following steps:

Step (1001): mounting each of the inner optical lenses 11 in an inner space of the barrel member 13 and fixing it;

Step (1002): disposing the outer optical lens 12 on an outer space at the bottom of the lens barrel member 13;

Step (1003): disposing the light blocking layer 121 on the outer side of the outer optical lens 12 to complete assembly of the camera module lens 10;

Step (1004): pre-assembling the camera module lens 10 on the photosensitive device 20 to complete pre-assembly of the camera module;

Step (1005): adjusting an assembly position of the camera module lens 10, so that the camera module is imaged to meet a resolution requirement;

Step (1006): encapsulating the camera module lens 10 and the photosensitive device 20 to complete assembly of the camera module.

The steps (1001) to (1003) are the assembly steps of the camera module lens 10.

In the step (1001), each of the internal optical lenses 11 may be fixed to the internal space of the lens barrel member 13 one by one, or each of the internal optical lenses 11 may be assembled to form an integral body. The lens assembly is then fixed to the inner space of the barrel member 13.

In the step (1002) and the step (1003), when the outer side of the outer optical lens 12 is coated with black glue to set the light blocking layer 121, the lens barrel member 13 and the same may be simultaneously The black glue is applied to the interface of the outer optical lens 12, and the light blocking layer 121 can be formed, and the outer optical lens 12 can be connected to the lens barrel member 13 to reduce assembly steps, save time, and improve products. Manufacturing efficiency and cost reduction. Of course, the outer optical lens 12 and the lens barrel member 13 may be connected, and then the outer side of the outer optical lens 12 may be coated with black rubber to set the light blocking layer 121, and the selection may be made according to actual conditions. The light blocking layer 121 may be disposed prior to assembly of the outer optical lens 12, and may of course be disposed after assembly.

Further, the two can be joined together by applying glue on the edge of the top surface of the outer optical lens 12 or by gluing the bottom surface of the lens barrel member 13, wherein the outer optical lens 12 and the lens barrel The components 13 may or may not be fixedly connected, and may be pre-assembled such that the assembly positions of the lens barrel member 13 and the outer optical lens 12 are adapted to be subjected to at least one direction in a subsequent process. Adjustment.

In the step (1004), a glue is applied to the edge of the bottom surface of the outer optical lens 12 or a top surface of the lens holder 24 is glued between the outer optical lens 12 and the mirror holder 24. The glue 14 is fixedly connected, wherein the glue 14 is preferably a thermosetting glue, or both may be pre-assembled so that the assembly position of the external optical lens 12 relative to the photosensitive wafer 21 is suitable for being performed. Adjustment in at least one direction.

In the above steps, the pre-assembly glue is suitable for pre-assembly of the mixed glue of the UV glue and the thermosetting glue, the glue is semi-cured after UV exposure to achieve pre-assembly, and is completely cured after being baked. The outer optical lens 12 is further fixed to the lens holder 24 and the barrel member 13.

In the step (1005), the adjustment of the camera module lens 10 can be achieved by adjusting the external optical lens 12 and/or the lens barrel member 13, that is, adjusting the optical of the camera module lens 10. The path is such that the central axis of the camera module lens 10 coincides with the central axis of the photosensitive wafer 21 or within a range allowed by the deviation, thereby imaging the camera module to meet the expected resolution requirements.

In the above assembly method, the camera module can be calibrated in the following three manners by pre-assembly of the external optical lens 12: (1) adjusting the assembly position of the lens barrel member 13 to the The camera module is calibrated by adjusting the lens barrel member 13 to adjust each of the internal optical lenses 11 fixed in its internal space. In other words, in this case, the external optical lens 12 and the mirror Pre-assembled between the tubular members 13 and fixedly connected with the lens holder 24; (2) respectively adjusting the lens barrel member 13 and the external optical lens 12 to calibrate the camera module, in this case And pre-assembling the outer optical lens 12 with the barrel member 13 and the lens holder 24; and (3) simultaneously adjusting the barrel member 13 and the outer optical lens 12 to the camera The module is calibrated, that is, the camera module lens 10 is adjusted to calibrate the camera module. In other words, in this case, the external optical lens 12 and the lens barrel member 13 are fixedly connected, and Pre-grouping between the mirror mounts 24 .

The step (1005) includes the following steps: step (10051) energizing the pre-assembled camera module to acquire imaging of the camera module; and step (10052) calculating the camera according to an optical method according to imaging of the camera module The adjustment manner and the adjustment amount of the module lens 10 include the adjustment manner and the adjustment amount of the external optical lens 12 and/or the adjustment manner and the adjustment amount of the lens barrel member 13; the step (10053) is performed according to the adjustment amount. The assembly position of the camera module lens 10 is quantitatively adjusted.

In the step (1006), after the pre-assembled camera module 10 is adjusted, between the outer optical lens 12 and the barrel member 13 and the outer optical lens 12 and the lens holder Dispensing between 24, such as thermosetting glue, and then curing to fix the pre-assembled outer optical lens 12 completes the assembly of the camera module.

In addition, the external optical lens 12 can be directly fixed between the lens barrel member 13 and the lens holder 24, that is, the camera module lens 10 is fixed to the photosensitive device 20, and can not be fixed after being fixed. Adjusting and completing the assembly of the camera module, but this assembly method will make the optical back focus of the fixed focus module have tolerances, and the obtained module quality is unstable, and the optical back focus of each module needs to be adjusted again. .

Referring to FIG. 5, another camera module including the camera module lens 10 described above will be explained. As shown in FIG. 5, a camera module includes the camera module lens 10 and a photosensitive device 20A. The photosensitive device 20A includes a photosensitive wafer 21A, and the camera module lens 10 is disposed on the photosensitive chip. On the photosensitive path of 21A, after the light reflected by the object enters the inside of the camera module through the lens 10 of the camera module, it is received and photoelectrically converted by the photosensitive wafer 21A, so that in the subsequent process, the camera mode The group is able to obtain images related to the object.

The photosensitive device 20A further includes a filter 22A, a circuit board 23A and a lens holder 24A. The photosensitive device 20A employs a wafer flip chip, and the photosensitive wafer 21A is located at the lens holder. The bottom of the 24A is directly connected to the lens holder 24A, and the photosensitive wafer 21A and the filter 22A are respectively located at the top and bottom of a boss of the inner wall of the lens holder 24A, wherein The photosensitive wafer 23A is spaced apart from the wiring board 23A, and the mirror holder 24A has an electrical function to ensure imaging of the camera module.

The height of the photosensitive device 20A in the implementation of the present modification is small, not only can meet the assembly requirements of the module with a small back focal length, but also the tolerance chain length of the assembly is further shortened, so that the photosensitive wafer 21A and the imaging module are The tolerance of the group lens 10 relative to the assembly position is minimized, and the assembly precision is improved. Moreover, it is advantageous to reduce the back focus limit of the camera module, so as to further reduce the height dimension of the module, which is beneficial to the development of the camera module in the direction of thinning and thinning. In addition, since the photosensitive wafer 21A is directly disposed on the lens holder 24A, it is not required to be mounted on the circuit board 23A, and the influence of the unevenness of the circuit board on the photosensitive wafer can be eliminated, and the imaging mode is further ensured. The imaging quality of the group.

Referring to Figure 6, a variant implementation of the camera module lens provided by the present invention will be described. As shown in FIG. 6, a camera module lens 10B includes four inner optical lenses 11B, an outer optical lens 12B, and a barrel member 13B, and each of the inner optical lenses 11B is disposed along the height direction of the barrel member 13B. In a receiving cavity 131B of the barrel member 13B, the outer optical lens 12B is fixed to the barrel member 13 at the bottom of the barrel member 13B, and each of the inner optical lenses 11B and the The outer optical lens 12B is located on the optical path of the camera module lens 10B.

Each of the inner optical lenses 11B is fixed to the inner space of the barrel member 13B piece by piece in order, and the inner optical lenses 11B and the barrel members 13B are connected and fixed by using the spacers.

The edge of the outer optical lens 12B has a light blocking layer 121B. The light blocking layer 121B is formed by coating black rubber on the outer side of the outer optical lens 12B. The black rubber is preferably a thermosetting adhesive. The light blocking layer 121B completely covers the entire side surface of the outer optical lens 12B to prevent the camera module lens 10B from leaking light.

Referring to Figures 7 and 8, a second embodiment of the camera module lens provided by the present invention will be described. As shown in FIG. 7 and FIG. 8, a camera module lens 10C includes at least one inner optical lens 11C, at least one outer optical lens 12C and a lens barrel member 13C, wherein each of the inner optical lenses 11C is disposed on the In the housing chamber 131C of the barrel member 13C, the outer optical lens 12C is disposed at the bottom of the barrel member 13C and outside the barrel member 13C, and the internal optical lens 11C and each The outer optical lens 12C is located on the optical path of the camera module lens 10C.

In the preferred embodiment, three inner optical lenses 11C are included, which are a first inner optical lens 111C, a second inner optical lens 112C and a third inner optical lens 113C, wherein the first inner portion The optical lens 111C is pre-assembled in the inner space at the top of the barrel member 13C as an adjustable lens, and the assembly position thereof is adapted to be adjusted in at least one direction with respect to the spatial position of the barrel member 13C, and is adjustable The direction includes one or several of horizontal, vertical, oblique, and circumferential directions.

Preferably, the first internal optical lens 111C is pre-assembled using glue, wherein the glue is preferably a mixed glue of UV glue and thermosetting glue, and the first internal optical lens 111C is pre-assembled by ultraviolet curing and semi-curing. After the lens barrel member 13C is adjusted later, the glue is baked and completely cured to fix the first inner optical lens 111C. Those skilled in the art may also choose other methods to pre-assemble the adjustable lens.

The second inner optical lens 112C and the third inner optical lens 113C are combined to form an integral lens assembly, and the fitting between the two can be selected by using a spacer or direct glue, and then the lens is connected. The assembly is fixed to the inner space at the center and the bottom of the barrel member 13C, and may be fixed by welding or glue. The second inner optical lens 112C and the third inner optical lens 113C may be fixed to the lens barrel member 13C in a single piece.

It is worth mentioning that one or more of the inner optical lenses 11C may be selected as the adjustable lens, or the outer optical lens 12C may be pre-assembled at the bottom of the lens barrel member 13C at the same time. The assembly position of the external optical lens 12C is adjustable, and the external optical lens 12C is also adjusted as an adjustable lens in a subsequent process, and the lens of the camera module is calibrated by adjusting the position of the adjustable lens assembly. The optical center of 10C is fixed after the calibration to improve the manufacturing yield.

The lens barrel member 13C has at least one adjustment passage 132C, and the adjustment passage 132C is disposed at a position of the lens barrel member 13C where the adjustable lens is mounted, and the adjustment passage 132C of the preferred embodiment The set position corresponds to an assembled position of the first inner optical lens 111C, wherein the adjustment passage 132C communicates an inner space of the barrel member 13C with an external environment so as to be passed from an external adjustment device The outside of the barrel member 13C projects into the adjustment passage 132C to contact the first inner optical lens 111C to adjust the assembly position of the first inner optical lens 111C.

Preferably, the present preferred embodiment is provided with four adjustment passages 132C in the outer circumferential direction of the barrel member 13C, and each of the adjustment passages 132C is evenly distributed on the top of the barrel member 13C and the The first inner optical lens 111C corresponds to each other, and each of the adjustment channels 132C is spaced apart from each other by 90° so as to adjust the first inner optical lens 111C from different directions to ensure the precision of the adjustment.

The barrel member 13C has at least one fixed passage 133C, which is disposed at the top of the barrel member 13C, corresponding to the first internal optical lens 111C, and is adjusted after the first internal optical lens 111C is used. The dispensing device secures the first inner optical lens 111C by the fixed channel 133C. Preferably, the embodiment is implemented as four fixed channels 133C, which are spaced apart from each other by 90°, and both correspond to the edges of the first inner optical lens 111C, so as to be fixed from multiple places, and the fixing is ensured. The firmness. When the first inner optical lens 111C is fixed by dispensing, some glue may be injected into each of the fixed channels 133C to facilitate sealing the fixed channel 133C at the same time, preventing dust from entering, and preventing lens leakage.

It is worth mentioning that the first inner optical lens 111C can also be fixed by injecting glue through the adjusting passage 132C, especially when the inner optical lens is to be disposed in the inner space of the middle or the bottom of the barrel member 13C. As the adjustable lens, the adjustment lens corresponding to the adjustable lens is usually used to fix the adjustable lens, and more glue is injected while sealing the adjustment channel.

When the outer optical lens 12C is used as a tunable lens, it can be directly adjusted by means of a device and then fixed by dispensing or completely curing the glue for pre-assembly.

Further, a light blocking layer 121C is disposed on the edge of the outer optical lens 12C, wherein the light blocking layer 121C must completely cover the entire side surface of the outer optical lens 12C to prevent the camera module lens 10C from leaking light. The external stray light is prevented from entering the inside of the camera module lens 10C to ensure the imaging quality of the camera module lens 10C. Preferably, the light blocking layer 121 is disposed by coating a black glue on the outer side of the outer optical lens 12. The black glue may be a thermosetting adhesive, and the light blocking layer 121C is formed after curing.

Referring to Fig. 9, a camera module including the above-described camera module lens 10C will be explained. As shown in FIG. 9, a camera module includes a camera module lens 10C and a photosensitive device 20C. The photosensitive device 20C includes a photosensitive wafer 21C, and the camera module lens 10C is disposed on the photosensitive wafer 21C. On the photosensitive path, when the light reflected by the object enters the inside of the camera module through the lens 10C of the camera module, it is received and photoelectrically converted by the photosensitive chip 21C, so that in the subsequent process, the camera module Ability to obtain images related to objects.

The photosensitive device further includes a filter 22C, a circuit board 23C and a lens holder 24C, wherein the filter 22C is mounted inside the lens holder 24C and disposed above the photosensitive wafer 21C. The photosensitive wafer 21C is mounted above the wiring board 23C, and the wiring board 23C is mounted on the bottom of the mirror holder 24C and the photosensitive wafer 21 is located inside the cavity of the mirror holder 24C. The distance between the photosensitive wafer 21C and the lens holder 24C is not directly contacted, that is, the photosensitive device 20C is fabricated by a COB (chip on board) process.

The outer optical lens 12C is disposed between the barrel member 13C and the lens holder 24C, that is, the top of the outer optical lens 12C is connected to the bottom of the barrel member 13C, and the outer optical lens 12C The bottom portion is connected to the top of the lens holder 24C, bears on the lens holder 24C, is supported by the lens holder 24C, and each of the inner optical lens 11C and each of the outer optical lenses 12C are disposed on In the photosensitive path of the photosensitive wafer 21C, wherein the first internal optical lens 111C is used as an adjustable lens of the camera module, and an assembly position thereof is adjusted with respect to an assembly position of the photosensitive wafer 21C, after adjustment, The central axis of the camera module lens 10C can be coincident with the central axis of the photosensitive wafer 21C or within a range allowed by the deviation to ensure the imaging quality of the camera module.

It is to be noted that, in the camera module, the other internal optical lens 11C and the external optical lens 12C may be used as adjustable lenses to adjust the central axis of the camera module lens 10C. When the external optical lens 12C is used as the adjustable lens, the external optical lens 12C needs to be pre-assembled with the lens holder 24C, and the external optical lens 12C cannot be fixed to the lens holder 24C with respect to the mirror. The assembly position of the seat 24C is adjustable.

Referring to Figure 11, the assembly method of the camera module will be explained. The assembling method 1100 of the camera module includes the following steps:

Step (1101): mounting each of the inner optical lenses 11C in an inner space of the barrel member 13C, wherein at least one of the inner optical lenses 11C is pre-assembled as an adjustable lens, and an assembly position thereof is adjusted. And fixing the remaining inner optical lens 11 except the adjustable lens;

Step (1102): disposing the outer optical lens 12C in an outer space at the bottom of the barrel member 13C;

Step (1103): disposing the light blocking layer 121C on the outer side of the outer optical lens 12C to complete assembly of the camera module lens 10C;

Step (1104): pre-assembling the camera module lens 10C in the photosensitive device 20C to complete pre-assembly of the camera module;

Step (1105): adjusting an assembly position of the camera module lens 10C, so that the imaging module is imaged to meet a resolution requirement;

Step (1106): encapsulating the camera module lens 10C and the photosensitive device 20C to complete assembly of the camera module.

The step (1101) to the step (1103) are the assembly steps of the camera module lens 10C.

In the step (1101), the other inner optical lenses 11C except the adjustable lens may be fixed to the inner space of the lens barrel member 13C one by one, or may be fitted Forming an integral lens assembly and then fixing it to the inner space of the barrel member 13C, wherein the first inner optical lens 111C is pre-assembled as a tunable lens with glue, and the assembly position is adjusted in a subsequent process. .

In the step (1102) and the step (1103), when the outer side of the outer optical lens 12C is coated with black glue to set the light blocking layer 121C, the lens barrel member 13C and the same may be simultaneously The black glue is applied to the boundary of the outer optical lens 12C, and the light blocking layer 121C can be formed, and the outer optical lens 12C can be connected to the lens barrel member 13C, thereby reducing assembly steps, saving time, and improving products. Manufacturing efficiency and cost reduction. Of course, the outer optical lens 12C may be connected to the lens barrel member 13C, and then the outer side of the outer optical lens 12C may be coated with black rubber to set the light blocking layer 121C, and the selection may be made according to actual conditions. The light blocking layer 121C may be disposed before the assembly of the external optical lens 12C, and may of course be disposed after assembly.

Further, the two may be joined together by applying a glue to the edge of the top surface of the outer optical lens 12C or by applying a glue to the bottom surface of the lens barrel member 13C, wherein the outer optical lens 12C and the lens barrel The components 13C may or may not be fixedly connected, and may be pre-assembled, and the external optical lens 12C may be used as an adjustable lens such that the assembly position of the lens barrel member 13C and the external optical lens 12C. It is suitable to be adjusted in at least one direction in a subsequent process.

In the step (1104), a glue is applied to the bottom surface edge of the outer optical lens 12C or a top surface of the lens holder 24C is glued between the outer optical lens 12C and the lens holder 24C. Fixedly connected by glue, wherein the glue is preferably a thermosetting glue, or both may be pre-assembled such that the assembled position of the outer optical lens 12C relative to the photosensitive wafer 21C is adapted to be subjected to at least one Direction adjustment.

In the above steps, the pre-assembly glue is suitable for pre-assembly of the mixed glue of the UV glue and the thermosetting glue, the glue is semi-cured after UV exposure to achieve pre-assembly, and is completely cured after being baked. Further, the outer optical lens 12C is fixed to the lens holder 24C and the barrel member 13C.

In the step (1105), the adjustment of the camera module lens 10C can be performed by adjusting the internal optical lens 11C, the external optical lens 12C and/or the lens barrel member 13C as the adjustable lens. The optical path of the camera module lens 10C is adjusted such that the central axis of the camera module lens 10C coincides with the central axis of the photosensitive wafer 21C or within a range allowed by the deviation, thereby enabling the camera module. Imaging meets the expected resolution requirements.

Specifically, in the above assembling method, the camera module lens can be adjusted in the following manner by pre-assembly of the adjustable lens: (1) adjusting the assembly position of the lens barrel member 13C The camera module performs calibration, that is, adjusting the inner optical lens 11C fixed in its inner space and the pre-assembled adjustable lens by adjusting the lens barrel member 13C, in other words, in this case The external optical lens 12C is pre-assembled with the barrel member 13C, and is fixedly connected with the lens holder 24C; (2) the lens barrel member 13C and the external optical lens 12C are respectively adjusted. The camera module performs calibration. In this case, the outer optical lens 12C is pre-assembled with the barrel member 13C and the lens holder 24C; (3) the lens barrel member 13C is simultaneously adjusted. The external optical lens 12C calibrates the camera module, that is, adjusts the camera module lens 10C to calibrate the camera module. In other words, in this case, the external optical lens 12C and the Lens barrel part 13C a fixed connection, pre-assembled with the lens holder 24C; (4) adjusting the assembly position of the adjustable lens, thereby adjusting the central axis of the camera module lens 10C; (5) The adjustment of the lens is combined with the adjustment of the barrel member 13C and the external optical lens 12C described in the above (1) to (3) to calibrate the camera module.

The step (1105) includes the following steps: step (11051) energizing the pre-assembled camera module, and acquiring the camera module for imaging; step (11052) calculating the camera according to an optical method according to imaging of the camera module The adjustment mode and the adjustment amount of the module lens 10C; the step (11053) quantitatively adjusts the assembly position of the camera module lens 10C according to the adjustment amount.

In the step (1106), after the pre-assembled camera module 10C is adjusted, the outer optical lens 12C and the lens barrel member 13C and the outer optical lens 12C and the lens holder are passed between the external optical lens 12C and the lens barrel member 13C. Dispensing between 24C, such as thermosetting glue, and then curing to fix the pre-assembled outer optical lens 12C, and fixing the same as the adjustable lens through the adjustment passage 132C and/or the fixed passage 133C The internal optical lens 11C completes the assembly of the camera module.

In addition, the external optical lens 12C may be directly fixed between the lens barrel member 13C and the lens holder 24C, and may not be adjusted after being fixed, only by adjusting the internal optical lens 11C as an adjustable lens. The assembly position calibrates the imaging module image, and then fixes it to complete the assembly of the camera module.

Those skilled in the art should understand that the embodiments of the present invention described in the above description and the accompanying drawings are only by way of illustration and not limitation. The object of the invention has been achieved completely and efficiently. The present invention has been shown and described with respect to the embodiments of the present invention, and the embodiments of the present invention may be modified or modified without departing from the principles.

10, 10B, 10C‧‧‧ camera lens
11, 11B, 11C‧‧‧ internal optical lenses
111C‧‧‧First internal optical lens
112C‧‧‧Second internal optical lens
113C‧‧‧ Third internal optical lens
12, 12B, 12C‧‧‧ external optical lenses
121, 121B, 121C‧‧ ‧ light barrier
13, 13B, 13C‧‧‧ lens barrel parts
14‧‧‧ glue
131, 131B, 131C‧‧‧ containment chamber
132C‧‧‧Adjustment channel
133C‧‧‧ fixed channel
20, 20A, 20C‧‧‧ photosensitive device
21, 21A, 21C‧‧‧Photosensitive wafer
22, 22A, 22C‧‧‧ Filters
23, 23A, 23C‧‧‧ circuit board
24, 24A, 24C‧‧ ‧ mirror base
1100, 1100‧‧‧ Assembly method
Steps from 1001 to 1006‧‧
10051～10053‧‧‧Steps
1101~1106‧‧‧Steps
11051～11053‧‧‧Steps

1 is a perspective view showing the structure of a lens of a camera module according to a first preferred embodiment of the present invention. 2 is a cross-sectional view showing a lens of a camera module according to the above first preferred embodiment of the present invention. 3 is a cross-sectional view of a camera module in accordance with the above first preferred embodiment of the present invention. 4 is a schematic diagram of an assembly method of a camera module according to the above first preferred embodiment of the present invention. Figure 5 is a variant embodiment of a camera module in accordance with the first preferred embodiment of the present invention. Fig. 6 is a perspective view showing a modification of the lens of the camera module according to the first preferred embodiment of the present invention. FIG. 7 is a perspective structural view of a lens of a camera module according to a second preferred embodiment of the present invention. Figure 8 is a cross-sectional view showing a lens of a camera module according to the above second preferred embodiment of the present invention. 9 is a cross-sectional view of a camera module according to the above second preferred embodiment of the present invention. FIG. 10 is a flow chart showing a method of assembling a camera module according to the above first preferred embodiment of the present invention. 11 is a flow chart showing a method of assembling a camera module according to the above second preferred embodiment of the present invention.

10‧‧‧ Camera lens

11‧‧‧Internal optical lenses

12‧‧‧External optical lenses

121‧‧‧Light barrier

Claims (30)

A camera module lens, characterized in that: the lens comprises: at least one internal optical lens; at least one external optical lens; and a barrel member, each of the internal optical lenses being disposed on the barrel member in a predetermined order The inner space, each of the outer optical lenses is disposed outside the barrel member along a height direction of the barrel member, wherein each of the inner optical lens and each of the outer optical lenses are located in the camera The optical path of the module lens. The lens according to claim 1, wherein each of the inner optical lenses is fitted to each other and assembled as a whole, and is fixed in the barrel member. The lens according to claim 2, wherein the adjacent inner optical lenses are fitted with a spacer or directly by glue. The lens of claim 1, wherein at least one of the inner optical lenses is pre-assembled in the lens barrel member as an adjustable lens, the adjustable lens is assembled relative to the lens barrel The spatial position of the component is adapted to be adjusted in at least one direction. The lens according to claim 4, wherein at least one adjustment passage is provided along an outer circumferential direction of the barrel member, each of the adjustment passages connecting an inner space of the barrel member to an external environment Each of the adjustment channels corresponds to each of the adjustable lenses, and is adapted to adjust an assembly position of the adjustable lens through the adjustment channel to adjust an optical path of the camera module lens. The lens according to claim 5, wherein the adjustable lens is fixed to the inner wall of the barrel member by using a glue device to inject glue through the adjustment passage while sealing the adjustment passage. According to the lens of claim 4, wherein the first piece of the inner optical lens is disposed as the adjustable lens in the inner space of the top of the barrel member, the top of the barrel member is provided Having at least one fixed channel, wherein the fixed channel corresponds to an edge of the tunable lens, and the edge of the tunable lens is in communication with an external environment, and is adapted to inject glue through the fixed channel to fix the Adjustable lens. According to the lens of claim 5, wherein the first piece of the inner optical lens is disposed as the adjustable lens in the inner space of the top of the barrel member, the top of the barrel member is provided Having at least one fixed channel, wherein the fixed channel corresponds to an edge of the tunable lens, and the edge of the tunable lens is in communication with an external environment, and is adapted to inject glue through the fixed channel to fix the Adjustable lens. The lens according to claim 8, wherein the adjustment passages are provided in four, distributed in a circumferential direction, spaced apart from each other by 90°, and the fixed passages are arranged in four, distributed in a circumferential direction, spaced apart from each other. 90°. The lens according to any one of claims 1 to 9, wherein the outer optical lens is fixed to a bottom of the barrel member, a top surface edge of the outer optical lens and a bottom surface of the barrel member Connected. The lens of any one of claims 1 to 9, wherein the outer optical lens is pre-assembled as a tunable lens at a bottom of the lens barrel member, a top surface edge of the outer optical lens and the The bottom surface of the barrel member is coupled, wherein the assembled position of the outer optical lens relative to the barrel member is adapted to be adjusted in at least one direction. The lens of claim 10, wherein each of the outer optical lenses has a light blocking layer on the outer side, and the light blocking layer completely covers the entire side surface of the outer optical lens. The lens according to claim 11, wherein each of the outer optical lenses has a light blocking layer on the outer side, and the light blocking layer completely covers the entire side surface of the outer optical lens. The lens of claim 12, wherein the light blocking layer is formed by coating black glue on the outer side of each of the outer optical lenses. The lens of claim 14, wherein the black glue is a thermosetting glue. A method for assembling a camera module lens, characterized in that the method comprises the following steps: (A) mounting at least one internal optical lens in an inner space of a barrel member in a predetermined order; (B) at least one external optics a lens is mounted to an outer space at a bottom of the barrel member along a height direction of the barrel member; and (C) completing assembly of the camera module lens. The method of claim 16, wherein in the step (A), each of the inner optical lenses is pre-assembled and assembled into a unit in a predetermined order, and then fixed to the barrel member. Internal space. The method of claim 16, wherein in the step (A), each of the inner optical lenses is fixed to the inner space of the barrel member piece by piece in a predetermined order. The method of claim 16, wherein in the step (A), at least one piece of the inner optical lens is pre-assembled as an adjustable lens in an inner space of the barrel component, wherein the The assembly position of the lens is adapted to be adjusted in at least one direction with respect to the internal space of the barrel member. The method of claim 19, wherein in the above method, the barrel member is provided with at least one adjustment passage, each of the adjustment passages communicating with an inner space and an external environment of the barrel member, and Corresponding to the adjustable lens, the external adjustment device is adapted to contact the outer side of the adjustable lens through the adjustment channel to adjust the assembly position of the adjustable lens, thereby adjusting the camera lens of the camera Optical path. The method of claim 20, wherein in the above method, the adjustable lens is fixed to the inner wall of the barrel member by using a glue device to inject glue through the adjustment passage, and is sealed at the same time. The adjusting channel completes assembly of the camera module lens. The method of claim 20, wherein in the above method, the first piece of the inner optical lens is disposed as the adjustable lens in an inner space at the top of the barrel member, the mirror The top of the tubular member is provided with at least one fixed passage, wherein the fixed passage corresponds to the edge of the adjustable lens, and the edge of the adjustable lens is connected to the external environment, and is adapted to be injected through the fixed passage Glue is used to fix the adjustable lens to complete assembly of the camera module lens. The method of any one of claims 16 to 22, wherein in the step (B), the outer optical lens is fixed to a bottom of the barrel member, wherein the outer optical lens is passed The top surface edge or the bottom surface of the barrel member is coated with glue to securely connect the two. The method of any one of claims 16 to 22, wherein in the step (B), the outer optical lens is pre-assembled as a tunable lens at the bottom of the lens barrel member, Applying glue between the top surface edge of the outer optical lens or the bottom surface of the barrel member for pre-assembly, wherein the assembly position of the outer optical lens relative to the lens barrel member is adapted to be performed at least Adjustment in one direction. The method of any one of claims 16 to 22, further comprising a step (D): providing a light blocking layer on the outer side of the outer optical lens, wherein the outer optical lens is adapted to be assembled or The setting of the light blocking layer is then performed. The method of claim 23, further comprising a step (D): providing a light blocking layer on an outer side of the outer optical lens, wherein the step is performed before or after assembling the outer optical lens The setting of the light blocking layer. The method of claim 24, further comprising a step (D): providing a light blocking layer on an outer side of the outer optical lens, wherein the step is performed before or after assembling the outer optical lens The setting of the light blocking layer. The method of claim 25, wherein in the step (D), the light blocking layer is formed by coating black rubber on the outer side of each of the outer optical lenses, the light blocking layer completely covering the The entire side of the outer optical lens. The method of claim 26, wherein in the step (D), the light blocking layer is formed by coating black rubber on the outer side of each of the outer optical lenses, the light blocking layer completely covering the The entire side of the outer optical lens. The method of claim 27, wherein in the step (D), the light blocking layer is formed by coating black rubber on the outer side of each of the outer optical lenses, the light blocking layer completely covering the The entire side of the outer optical lens.