TWI644137B - Camera module lens, camera module and assembly method thereof - Google Patents

Abstract

The invention relates to a camera module lens and a camera module and an assembly method thereof, wherein the camera module lens includes at least one internal optical lens, at least one external optical lens, and a lens barrel component, and each of the internal optical lenses is in accordance with a predetermined The order is provided in the internal space of the lens barrel member, and each of the external optical lenses is provided outside the lens barrel member along the height direction of the lens barrel member, wherein each of the internal optical lens and each The external optical lenses are located on the optical path of the camera module lens. This design method shortens the lens assembly tolerance chain, reduces the distance from the lens to the chip, can achieve a smaller lens back focal length, and guarantees a higher Imaging quality.

Description

Camera module lens, camera module and assembly method thereof

The invention relates to a camera module lens, a camera module and an assembly method thereof, and particularly relates 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 from all walks of life continues to increase, and at the same time, the quality requirements for camera modules are getting higher and higher, which puts forward higher requirements for the camera module manufacturing industry. It is required to enable the camera module to obtain higher imaging quality at a lower cost.

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

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

An object of the present invention is to provide a camera module lens, 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 assembling method thereof. The internal optical lenses are fitted and assembled with each other, the accuracy of processing the lens barrel components, and the assembly accuracy between the optical lenses and the lens barrel components. Low requirements are conducive to reducing costs.

An object of the present invention is to provide a camera module lens and a camera module and an assembling method thereof. Each internal optical lens is fitted and then assembled into a lens barrel component. The traditional single-piece assembly process is changed to make the assembly Shorter tolerance chains improve assembly efficiency.

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

An object of the present invention is to provide a camera module lens, a camera module and an assembly method thereof. A light blocking layer is provided on the outer side of the last optical lens as an external optical lens, which can prevent external light from entering from a non-beam incident channel, and at the same time can prevent The light leakage of the lens can ensure that the lens has a high quality and a thin light blocking layer, which is conducive to reducing 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 assembling method thereof, wherein the external optical lens is not installed inside the lens barrel component, but directly bears on the lens base. Therefore, the lens barrel component and the mirror The assembly tolerance between the seats will not affect the imaging quality of the camera module, and the assembly tolerance chain of the lens is shortened, which is conducive to improving production efficiency.

An object of the present invention is to provide a camera module lens and a camera module and an assembling method thereof, in which the last piece of optical lens is disposed between the outside of the lens barrel and the lens holder, which can reduce the size of the lens. The distance between the lens and the photosensitive chip can achieve a smaller back focal length of the lens, which is conducive to the development of the camera module in a lighter and thinner direction.

An object of the present invention is to provide a camera module lens and a camera module and an assembly method thereof, in which at least one internal optical lens is used as an adjustable lens, and after adjustment, the center axis of the camera module lens coincides with the center axis of the photosensitive chip or Within the tolerance range, 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 assembling method thereof, wherein an external optical lens is pre-assembled between the lens barrel component and the lens holder, and is suitable for adjusting the external optical lens and / or the lens barrel. The components adjust the optical path of the camera module lens, and then calibrate the camera 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. The calibration can be completed during the assembly process. Greatly improve the manufacturing yield and product performance of camera modules.

An object of the present invention is to provide a camera module lens, a camera module and an assembling method thereof, in which an adjustable lens is provided so that the camera module can be calibrated during the manufacturing process, eliminating subsequent focusing steps and reducing processes. Save costs and improve efficiency.

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

To meet the above objectives of the present invention and other objectives and advantages of the present invention, the present invention provides a camera module lens, including: At least one internal optical lens; at least one external optical lens; and a lens barrel component, Each of the internal optical lenses is provided in an internal space of the lens barrel member in a predetermined order, and each of the external optical lenses is provided outside the lens barrel member along a height direction of the lens barrel member, wherein The internal optical lens and each of the external optical lenses are located on an optical path of the camera module lens.

According to an embodiment of the present invention, each of the internal optical lenses is fitted and assembled with each other as a whole, and is fixed in the lens barrel component.

According to an embodiment of the present invention, a spacer is used for fitting between the adjacent inner optical lenses, or a glue is directly used for fitting.

According to an embodiment of the present invention, at least one of the internal optical lenses is pre-assembled in the lens barrel component. As an adjustable lens, the assembly position of the adjustable lens is suitable for the spatial position of the lens barrel component. Adjusted in at least one direction.

According to an embodiment of the present invention, at least one adjustment channel is provided along the outer circumferential direction of the lens barrel member, and each of the adjustment channels communicates the internal space of the lens barrel member with the external environment, and each of the adjustments Each channel 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.

According to an embodiment of the present invention, the adjustable lens is fixed to the inner wall of the lens barrel component by injecting glue through the adjustment channel using a little glue equipment, and the adjustment channel can be sealed at the same time.

According to an embodiment of the present invention, when the first internal optical lens is provided as the adjustable lens in an internal space on the top of the barrel member, the top of the barrel member is provided with at least one fixed channel, The fixed channel corresponds to the edge of the adjustable lens, and connects the edge of the adjustable lens with the external environment, and is further suitable for injecting glue through the fixed channel to fix the adjustable lens.

According to an embodiment of the present invention, the external optical lens is fixed to a bottom of the lens barrel member, and a top surface edge of the external optical lens is connected to a bottom surface of the lens barrel member.

According to an embodiment of the present invention, the external optical lens is pre-assembled as an adjustable lens on the bottom of the lens barrel component, and a top surface edge of the external optical lens is connected to a bottom surface of the barrel component, wherein The assembly position of the external optical lens relative to the lens barrel component is suitable for being adjusted in at least one direction.

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

According to an embodiment of the present invention, the light-blocking layer is formed by coating a black glue on the outside of each of the external optical lenses.

According to another aspect of the present invention, the present invention further provides a camera module, including: A photosensitive device, the photosensitive device includes a photosensitive chip and a lens holder; and a camera module lens, the camera module lens is disposed on a photosensitive path of the photosensitive chip, wherein the camera module lens includes At least one internal optical lens, at least one external optical lens, and a lens barrel member, each of the internal optical lenses is disposed in an internal space of the lens barrel member in a predetermined order, and each of the external optical lenses is disposed in the mirror Between the barrel member and the lens holder, each of the internal optical lens and each of the external optical lens are located on a photosensitive path of the photosensitive wafer.

According to an embodiment of the present invention, the external optical lens is fixed between the lens barrel member and the lens holder, and a top surface edge and a bottom surface edge of the external optical lens are respectively connected to a bottom surface of the lens barrel member. And are fixedly connected to the top surface of the lens holder.

According to an embodiment of the present invention, the external optical lens is pre-assembled as an adjustable lens between the lens barrel member and the lens holder, and a top surface edge and a bottom surface of the external optical lens The surface edges are respectively connected to the bottom surface of the lens barrel member and the top surface of the lens holder, and are not fixed. The external optical lens and the lens barrel member are assembled at appropriate positions with respect to the photosensitive wafer. After being adjusted in at least one direction, the center axis of the camera module lens and the center axis of the photosensitive wafer can be made coincident or within a tolerance range after the adjustment.

According to an embodiment of the present invention, the external optical lens is pre-assembled between the lens barrel member and the lens holder, and a top surface edge of the external optical lens is fixed between a bottom surface of the lens barrel member and the lens barrel member. Connection, pre-assembly is performed between the bottom surface edge of the external optical lens and the bottom surface of the lens barrel component without fixing, so that the assembly position of the camera module lens with respect to the photosensitive wafer is suitable for at least The adjustment in one direction can make the center axis of the camera module lens coincide with the center axis of the photosensitive wafer after adjustment, or be within a tolerance range.

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

According to another aspect of the present invention, the present invention also provides a method for assembling a camera module lens, which includes the following steps: (A) installing at least one internal optical lens in an internal space of a lens barrel component in a predetermined order; (B) installing at least one external optical lens in an outer space at the bottom of the lens barrel member along the height direction of the lens barrel member; and (C) completing assembly of the camera module lens.

According to an embodiment of the present invention, the method further includes a step (D): a light blocking layer is provided on an outer side of the external optical lens, wherein the light shielding layer is suitable before assembling the external optical lens. Or, the setting of the light blocking layer is performed.

According to another aspect of the present invention, the present invention also provides a method for assembling a camera module, the method includes the following steps: (a) mounting at least one internal optical lens in an internal space of a lens barrel component in a predetermined order; ( b) at least one external optical lens is installed in the outer space of the lens barrel member along the height direction of the lens barrel member; (c) a light blocking layer is provided outside the external optical lens to complete the imaging Assembly of a module lens; (d) setting the camera module lens on a photosensitive path of a photosensitive chip; (e) completing pre-assembly of the camera module; and (f) encapsulating the camera module lens And the photosensitive chip to complete the assembly of the camera module.

According to an embodiment of the present invention, in the step (a), each of the internal optical lenses is fitted and assembled with each other in a predetermined order as a whole, and then fixed to the internal space of the lens barrel member.

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

According to an embodiment of the present invention, in the step (a), at least one piece of the internal optical lens is pre-assembled as an adjustable lens in an inner space of the lens barrel component, wherein the assembly positions of the adjustable lens are opposite to each other. The internal space of the lens barrel component is adapted to be adjusted in at least one direction.

According to an embodiment of the present invention, the lens barrel component is provided with at least one adjustment channel, and each of the adjustment channels communicates with the internal space and the external environment of the lens barrel component, and corresponds to the adjustable lens, and is suitable for An external adjustment device is used to contact the outside of the adjustable lens through the adjustment channel to adjust the assembly position of the adjustable lens. After adjustment, the central axis of the camera module lens and the central axis of the photosensitive wafer are adjusted. Coincidence or within the tolerance allowed.

According to an embodiment of the present invention, the adjustable lens is fixed to the inner wall of the lens barrel component by injecting glue through the adjustment channel using a little glue equipment, and the adjustment channel can be sealed at the same time.

According to an embodiment of the present invention, when the first internal optical lens is provided as the adjustable lens in an internal space on the top of the barrel member, the top of the barrel member is provided with at least one fixed channel, The fixed channel corresponds to the edge of the adjustable lens, and connects the edge of the adjustable lens with the external environment, and is further suitable for injecting glue through the fixed channel to fix the adjustable lens.

According to an embodiment of the present invention, in the step (b) and the step (d), the external optical lens is fixed between the lens barrel member and a lens holder, wherein the external optical lens is passed through the external optical lens. A glue is applied to the top surface edge of the upper surface or the bottom surface of the lens barrel component to make them fixedly connected, and the two are fixedly connected by applying glue to the bottom surface edge of the external optical lens or the top surface of the lens holder.

According to an embodiment of the present 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, Apply glue on the top surface edge of the external optical lens or the bottom surface of the lens barrel component to pre-assemble the two, and apply by coating on the bottom surface edge of the external optical lens or the top surface of the lens holder The glue performs pre-assembly therebetween, wherein the external optical lens and the barrel portion The assembly positions of the pieces relative to the photosensitive wafer are all suitable for being adjusted in at least one direction.

According to an embodiment of the present 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, Applying glue on the top surface edge of the external optical lens or the bottom surface of the lens barrel member to fix the two, and applying glue on the bottom surface edge of the external optical lens or the top surface of the lens holder The pre-assembly between the two, wherein the assembly position of the camera module lens relative to the photosensitive wafer is suitable for being adjusted in at least one direction.

According to an embodiment of the present 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, Apply glue on the top surface edge of the external optical lens or the bottom surface of the lens barrel component to pre-assemble the two, and apply by coating on the bottom surface edge of the external optical lens or the top surface of the lens holder Glue makes the two fixedly connected, and the assembly position of the lens barrel component relative to the photosensitive wafer is suitable for being adjusted in at least one direction.

According to an embodiment of the present invention, the step (e) includes the following steps: (e1) powering on the pre-assembled camera module to collect the camera module for imaging; (e2) adjusting the calculation module according to the camera module imaging adjustment The adjustment method and the adjustment amount of the adjustable lens; and (e3) adjusting the adjustable lens according to the adjustment amount, so that the imaging of the camera module meets the resolution requirements.

According to an embodiment of the present invention, in the step (f), the adjustable lens is fixed by dispensing to complete the assembly of the camera module.

According to an embodiment of the present invention, in the step (c), it is suitable to set the light blocking layer before or after assembling the external optical lens. According to an embodiment of the present invention, in the step In step (c), the light blocking layer is formed by coating black glue on the outside of each of the external optical lenses, and the light blocking layer completely covers the entire side surface of the external optical lens.

10, 10B, 10C‧‧‧ camera module lens

11, 11B, 11C‧‧‧Internal optical lens

111C‧‧‧The first internal optical lens

112C‧‧‧Second Internal Optical Lens

113C‧‧‧The third internal optical lens

12, 12B, 12C‧‧‧External Optical Lenses

121, 121B, 121C‧‧‧ Light blocking layer

13, 13B, 13C‧‧‧ lens barrel parts

14‧‧‧glue

131, 131B, 131C‧‧‧ Containment Chamber

132C‧‧‧Adjust the channel

133C‧‧‧Fixed channel

20, 20A, 20C‧‧‧Photosensitive device

21, 21A, 21C

22, 22A, 22C‧‧‧ Filter

23, 23A, 23C‧‧‧Circuit board

24, 24A, 24C ‧‧‧ mirror mount

1100, 1100‧‧‧Assembly method

1001 ~ 1006‧‧‧step

10051 ~ 10053‧‧‧step

1101 ~ 1106‧‧‧step

11051 ~ 11053‧‧‧step

FIG. 1 is a schematic diagram of a three-dimensional structure of a camera module lens according to a first preferred embodiment of the present invention.

FIG. 2 is a schematic cross-sectional view of a camera module lens according to the first preferred embodiment of the present invention.

3 is a schematic cross-sectional view of a camera module according to the first preferred embodiment of the present invention.

FIG. 4 is a schematic diagram of an assembling method of a camera module according to the first preferred embodiment of the present invention.

FIG. 5 is a modified implementation of the camera module according to the first preferred embodiment of the present invention.

FIG. 6 is a modified implementation of the camera module lens according to the first preferred embodiment of the present invention.

FIG. 7 is a schematic diagram of a three-dimensional structure of a camera module lens according to a second preferred embodiment of the present invention.

8 is a schematic cross-sectional view of a camera module lens according to the second preferred embodiment of the present invention.

FIG. 9 is a schematic cross-sectional view of a camera module according to the second preferred embodiment of the present invention.

FIG. 10 is a flowchart of a method for assembling a camera module according to the first preferred embodiment of the present invention.

FIG. 11 is a flowchart of an assembling method of a camera module according to the second preferred embodiment of the present invention.

The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments in the following description are merely examples, and those skilled in the art can think of other obvious variations. The basic principles of the present invention defined in the following description can be applied to other embodiments, modifications, improvements, equivalents, and other technical solutions without departing from the spirit and scope of the invention.

Referring to FIG. 1 and FIG. 2, a first specific embodiment of a camera module lens provided by the present invention The formula will be explained. 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 lens barrel member 13, wherein each of the internal optical lenses 11 is along the lens. The height direction of the barrel member 13 is provided in the internal space of the lens barrel member 13, and each of the external optical lenses 12 is provided outside the lens barrel member 13 along the height direction of the lens barrel member, such as The outer space at the top or bottom of the lens barrel member 13 is located on the same optical path as the internal optical lens 11, but the external optical lens 12 is not included in the lens barrel member. 13's interior.

The preferred embodiment includes three pieces of the internal optical lens 11. Each of the internal optical lenses 11 is fitted to each other. After fitting, the internal optical lenses 11 are fixed in a receiving cavity 131 of the lens barrel member 13, and adjacent The internal optical lenses 11 may be connected to each other by a spacer, or the edges of the internal optical lenses 11 may be processed, for example, glued, so that the internal optical lenses 11 are between each other. They are directly fitted together by the glue of the coated glue in order, eliminating the need for structural parts such as spacers. When each of the internal optical lenses 11 is fitted together to form a lens assembly, then each of the internal optical lenses 11 is installed as a whole inside the lens barrel member 13 and is fixed. In this case, The requirements for the processing accuracy of the lens barrel component 13 and the assembly accuracy between each of the internal optical lens 11 and the lens barrel component 13 are low, which is conducive to reducing manufacturing costs, reducing assembly processes, and reducing assembly tolerances. Chain, saving assembly time, improving production efficiency and product yield.

In this preferred embodiment, it is implemented as a piece of the external optical lens 12, and the external optical lens 12 is mounted on the bottom of the lens barrel member 13, wherein an edge of the external optical lens 12 and the lens barrel member The bottom of 13 is connected. It may be implemented by applying glue on the top surface edge of the external optical lens 12 and the bottom surface of the lens barrel member 13 to fix the two together, so that the external optical lens 12 corresponds to each of the internal optical lenses 11 Are located in the optics of the camera module lens 10 On the path.

Since the lens barrel component 13 is a traditional black objective lens barrel, it has a light blocking function, which can prevent external light from entering the camera module lens 10 from a place other than the non-beam incident channel, and can prevent entry from the beam incident channel. The light inside the camera module lens 10 leaks out, and the external optical lens 12 is not disposed inside the lens barrel member 13, so the present invention provides a light blocking layer 121 on the outside of the external optical lens 12. The light blocking layer 121 must completely cover the entire side of the external optical lens 12 to prevent light leakage from the camera module lens 10 and prevent external stray light from entering the camera module lens 10 to ensure that 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 outside of the external 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 without a light blocking layer. Since the light blocking layer 121 can be set in subsequent processes, the light blocking layer 121 is suitable for the camera module. The lens 121 is not necessary.

After the camera module lens 10 is installed in a corresponding camera module, in order to ensure the imaging quality of the camera module, the light blocking is set to the external optical lens 12 already assembled in the camera module. The layer 121 may also be provided with the light blocking layer 121 outside the external optical lens 12 of the camera module lens 10 when assembling the camera module, and then the camera module having the light blocking layer 121 installed thereon. The group lens 10 and the photosensitive device are assembled into a camera module.

In short, 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 setting time of the light-blocking layer 121 can be in the following three ways: (1) set in advance outside the external optical lens 12 The light blocking layer 121, and then the external optical lens 12 is assembled to the camera module lens 10; (2) the external optical lens 12 is assembled to the camera module lens 10, and then the After the light layer 121; (3) assembling the camera module lens 10 and the photosensitive device without the light blocking layer 121 into a camera module, the light blocking is provided on the outside of the external optical lens 12. Layer 121.

Preferably, the light blocking layer 121 is provided by coating a black glue on the outside of the external optical lens 12. The black glue may be a thermosetting glue, 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 described. 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 chip 21. The camera module lens 10 is disposed on the photosensitive chip. In the photosensitive path of 21, after the light reflected by the object passes through the camera module lens 10 and enters the camera module, it is received by the photosensitive chip 21 and subjected to photoelectric conversion, so that in the subsequent process, the camera module The group can 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 installed inside the lens holder 24 and is disposed above the photosensitive wafer 21. Wherein, the photosensitive wafer 21 is mounted on the circuit board 23, and the circuit board 23 is mounted on the bottom of the lens holder 24 so that the photosensitive wafer 21 is located in a cavity inside the lens holder 24. In addition, a distance is maintained between the photosensitive wafer 21 and the lens holder 24, and the two are not in direct contact, that is, the photosensitive device 20 is manufactured using a COB (chip on board) process.

The external optical lens 12 is disposed between the lens barrel member 13 and the lens holder 24, that is, the top surface edge of the external optical lens 12 is connected to the bottom surface of the lens barrel member 13. The edge of the bottom surface of the optical lens 12 is connected 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 outer The optical lenses 12 are all disposed on a 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 base 24, which can reduce the distance between the camera module lens 10 and the photosensitive wafer 21, and can achieve The smaller the focal length of the lens, the higher the imaging quality of the camera module made with this lens, and the cost will be greatly reduced.

Referring to FIG. 4 and FIG. 10, an assembling method of the camera module will be described. The assembling method 1000 of the camera module includes the following steps: step (1001): each of the internal optical lenses 11 is installed in the internal space of the lens barrel member 13 and fixed; step (1002): the The external optical lens 12 is disposed in an external space at the bottom of the lens barrel member 13; step (1003): the light blocking layer 121 is provided outside the external optical lens 12 to complete the assembly of the camera module lens 10; Step (1004): pre-assemble the camera module lens 10 to the photosensitive device 20 to complete the pre-assembly of the camera module; step (1005): adjust the assembly position of the camera module lens 10 so that The imaging of the camera module satisfies the resolution requirements; and step (1006): encapsulating the camera module lens 10 and the photosensitive device 20 to complete the 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 a single piece one by one. The internal space of the lens barrel member 13 may be fixed, or the internal optical lenses 11 may be fitted to form an integrated lens assembly, and then fixed to the internal space of the lens barrel member 13.

In the step (1002) and the step (1003), when the outside of the external optical lens 12 is coated with black glue to set the light blocking layer 121, the lens barrel member 13 and the Coating black glue on the boundary of the external optical lens 12 can not only form the light blocking layer 121, but also connect the external optical lens 12 and the lens barrel member 13, reducing assembly steps, saving time and improving products. Production efficiency and reduce costs. Of course, after the external optical lens 12 is connected to the lens barrel member 13, the outer optical lens 12 is coated with black glue to set the light blocking layer 121, and is selected according to actual conditions. The light blocking layer 121 may be provided before the external optical lens 12 is assembled, and of course, the light blocking layer 121 may also be provided after the assembling.

Further, the outer optical lens 12 and the lens barrel may be connected together by applying glue on a top surface edge of the outer optical lens 12 or by applying glue on a bottom surface of the lens barrel member 13, wherein the outer optical lens 12 and the lens barrel The components 13 may be fixedly connected or may not be fixed. The two are pre-assembled, so that the assembly position of the lens barrel component 13 and the external optical lens 12 is suitable for being carried out in at least one direction in subsequent processes. Adjustment.

In step (1004), glue the edge of the bottom surface of the external optical lens 12 or glue the top surface of the lens holder 24, and place the lens between the external optical lens 12 and the lens holder 24. The glue 14 is used for fixed connection. The glue 14 is preferably a thermosetting glue. The two can also be pre-assembled so that the assembly position of the external optical lens 12 with respect to the photosensitive wafer 21 is suitable for being carried out. Adjustment in at least one direction.

In the above steps, the pre-assembly glue is suitable for pre-assembly by selecting a mixed glue of UV glue and thermosetting glue. The glue is pre-assembled in a semi-cured state after ultraviolet exposure. After curing, the external optical lens 12 is completely fixed on the lens holder 24 and the lens barrel member 13.

In the step (1005), the camera module lens 10 can be adjusted by adjusting the external optical lens 12 and / or the lens barrel member 13, that is, adjusting the optics 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 is within a tolerance range, so that the imaging of the camera module meets the expected resolution requirements.

Wherein, in the above assembly method, by pre-assembling the external optical lens 12, the camera module can be calibrated in the following three ways: (1) adjusting the assembly position of the lens barrel component 13 to the The camera module performs calibration, that is, each of the internal optical lenses 11 fixed to the internal space thereof is adjusted by adjusting the lens barrel member 13. In other words, in this case, the external optical lens 12 and the mirror The barrel members 13 are pre-assembled and fixedly connected to the lens holder 24; (2) the lens barrel member 13 and the external optical lens 12 are adjusted to calibrate the camera module, in this case , The external optical lens 12 is pre-assembled with the lens barrel member 13 and the lens holder 24; and (3) the lens barrel member 13 and the external optical lens 12 are adjusted to the camera at the same time The module performs calibration, that is, adjusting the camera module lens 10 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 The lens mounts 24 are pre-assembled.

The step (1005) includes the following steps: step (10051) powers on the pre-assembled camera module to collect imaging of the camera module; step (10052) uses the software to calculate the camera according to the imaging method using the software The adjustment method and adjustment amount of the module lens 10 include the adjustment method and adjustment amount of the external optical lens 12 and / or the adjustment method and adjustment amount of the lens barrel member 13; step (10053) The assembly position of the camera module lens 10 is quantitatively adjusted.

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

In addition, the external optical lens 12 may also 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 cannot be performed after fixing. Adjust to complete the assembly of the camera module, but this assembly method will cause tolerances in the optical back focal length of the fixed focus module, and the quality of the obtained module is unstable, and the optical back focal length 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 described. 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 chip 21A. The camera module lens 10 is disposed on the photosensitive chip. In the photosensitive path of 21A, after the light reflected by the object passes through the camera module lens 10 and enters the camera module, it is received by the photosensitive chip 21A and subjected to photoelectric conversion, so that in the subsequent process, the camera module The group can 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 uses a flip chip. The photosensitive chip 21A is located on the lens holder. The bottom of 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 provided on the inner wall of the lens holder 24A. The photosensitive wafer 23A maintains a distance from the circuit board 23A, and the lens holder 24A has an electrical function, which can ensure the imaging of the camera module.

The height of the photosensitive device 20A in the implementation of this modification is small, and it can not only satisfy the small The assembly requirement of the back focal length module further shortens the assembly tolerance chain length, minimizes the relative assembly position tolerance of the photosensitive wafer 21A and the camera module lens 10, and improves its assembly accuracy. Moreover, it is beneficial to reduce the back focus limit of the camera module, to further reduce the height dimension of the module, and to facilitate the development of the camera module in the direction of thinning and lightening. In addition, since the photosensitive wafer 21A is directly disposed on the lens holder 24A, it does not need to be mounted on the circuit board 23A, which can eliminate the influence of the unevenness of the circuit board on the photosensitive wafer and further ensure the camera module. Group imaging quality.

Referring to FIG. 6, a modified 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 internal optical lenses 11B, an external optical lens 12B, and a lens barrel member 13B. Each of the internal optical lenses 11B is disposed along the height direction of the lens barrel member 13B. In an accommodation cavity 131B of the lens barrel member 13B, the external optical lens 12B is fixed to the lens barrel member 13 at the bottom of the lens barrel member 13B, and each of the internal optical lenses 11B and The external optical lens 12B is located on an optical path of the camera module lens 10B.

Each of the inner optical lenses 11B is fixed to the inner space of the lens barrel member 13B piece by piece in order. The inner optical lenses 11B and the lens barrel member 13B are connected and fixed by a spacer.

The edge of the external optical lens 12B has a light blocking layer 121B. The light blocking layer 121B is formed by coating a black glue on the outside of the external optical lens 12B. The black glue is preferably a thermosetting glue, wherein The light blocking layer 121B completely covers the entire side of the external optical lens 12B, and prevents light leakage from the camera module lens 10B.

Referring to FIG. 7 and FIG. 8, a second specific implementation manner 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 internal optical lens 11C, at least one external optical lens 12C, and a lens barrel member 13C, wherein each of the internal optical lenses 11C The external optical lens 12C is disposed in a receiving cavity 131C of the lens barrel member 13C. The external optical lens 12C is disposed on the bottom of the lens barrel member 13C and is located outside the lens barrel member 13C. The lens 11C and each of the external optical lenses 12C are located on an optical path of the camera module lens 10C.

In the preferred embodiment, the three internal optical lenses 11C are respectively a first internal optical lens 111C, a second internal optical lens 112C, and a third internal optical lens 113C. The optical lens 111C is pre-assembled in the internal space at the top of the lens barrel member 13C. As an adjustable lens, its assembly position relative to the spatial position of the lens barrel member 13C is suitable for being adjusted in at least one direction and can be adjusted The directions include one or more of horizontal, vertical, oblique, and circumferential directions.

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

The second internal optical lens 112C and the third internal optical lens 113C are fitted to form an integrated lens assembly. The fitting between the two can be performed by using a spacer or direct glue, and then the lenses are connected. The component is fixed to the inner space of the middle and bottom of the lens barrel member 13C, and can 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, respectively.

It is worth mentioning that one or more of the internal optical lens 11C can be selected as an adjustable lens, or the external optical lens 12C can be pre-assembled on the bottom of the barrel member 13C at the same time, so that all The assembly position of the external optical lens 12C is adjustable, and the external optical lens 12C is also adjusted. The lens 12C is adjusted as an adjustable lens in a subsequent process. By adjusting the assembly position of the adjustable lens, the optical center of the camera module lens 10C is calibrated, and the adjustable lens is fixed after calibration. Increase its manufacturing yield.

The lens barrel member 13C has at least one adjustment channel 132C, and the adjustment channel 132C is disposed at the position where the adjustable lens of the lens barrel member 13C is installed. The setting position corresponds to the assembly position of the first internal optical lens 111C, wherein the adjustment channel 132C communicates the internal space of the lens barrel member 13C with the external environment, so as to facilitate the removal from the external passage through an external adjustment device. The outside of the lens barrel member 13C extends into the adjustment channel 132C to contact the first internal optical lens 111C to adjust the assembly position of the first internal optical lens 111C.

Preferably, in the preferred embodiment, four adjustment channels 132C are provided in the outer circumferential direction of the lens barrel member 13C, and each of the adjustment channels 132C is evenly distributed on the top of the lens barrel member 13C and the The first internal optical lens 111C corresponds to each other, and the adjustment channels 132C are separated from each other by 90 °, so that the first internal optical lens 111C can be adjusted from different directions to ensure the accuracy of the adjustment.

The lens barrel member 13C has at least one fixed channel 133C, which is provided on the top of the lens barrel member 13C and corresponds to the first internal optical lens 111C. After adjusting the first internal optical lens 111C, use The glue dispensing device fixes the first internal optical lens 111C through the fixing channel 133C. Preferably, this embodiment is implemented as four of the fixing channels 133C, which are spaced 90 ° apart from each other, and all correspond to the edges of the first internal optical lens 111C, so as to facilitate fixing them from multiple places and ensure fixing. The firmness. When the first internal optical lens 111C is fixed by dispensing, more glue can be injected into each of the fixing channels 133C, which is convenient for sealing the fixing channels 133C at the same time, preventing dust from entering, and preventing light leakage from the lens.

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

When the external optical lens 12C is used as an adjustable lens, it can be adjusted directly with equipment and then fixed by dispensing or completely curing the glue for pre-assembly.

Further, a light-blocking layer 121C is provided on an edge of the external optical lens 12C, and the light-blocking layer 121C must completely cover the entire side of the external optical lens 12C to prevent the camera module lens 10C from leaking light. It also prevents external stray light from entering the camera module lens 10C to ensure the imaging quality of the camera module lens 10C. Preferably, the light blocking layer 121 is provided by coating a black glue on the outside of the external optical lens 12. The black glue may be a thermosetting glue, and the light blocking layer 121C is formed after curing.

Referring to FIG. 9, a camera module including the camera module lens 10C will be described. 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 chip 21C, and the camera module lens 10C is disposed on the photosensitive chip 21C. In the light sensing path, when the light reflected by the object passes through the camera module lens 10C and enters the camera module, it is received by the photosensitive chip 21C and subjected to photoelectric conversion, so that in the subsequent process, the camera module Capable of obtaining images related to objects.

The photosensitive device further includes a filter 22C, a circuit board 23C, and a lens holder 24C. The filter 22C is installed inside the lens holder 24C and is disposed above the photosensitive wafer 21C. Wherein, the photosensitive wafer 21C is mounted above the circuit board 23C, and the circuit board 23C is installed at the bottom of the lens holder 24C so that the photosensitive wafer 21 is located inside the lens holder 24C. And a distance is maintained between the photosensitive wafer 21C and the lens holder 24C, and the two are not in direct contact, that is, the photosensitive device 20C is manufactured using a COB (chip on board) process.

The external optical lens 12C is disposed between the lens barrel member 13C and the lens holder 24C, that is, the top of the external optical lens 12C is connected to the bottom of the lens barrel member 13C, and the external optical lens 12C The bottom 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 internal optical lens 11C and each of the external optical lens 12C is disposed on On the photosensitive path of the photosensitive wafer 21C, the first internal optical lens 111C is used as the adjustable lens of the camera module, and its assembly position is adjustable relative to the assembly position of the photosensitive wafer 21C. After adjustment, The center axis of the camera module lens 10C can be made coincident with the center axis of the photosensitive wafer 21C or within a tolerance range to ensure the imaging quality of the camera module.

It is worth mentioning that in the camera module, the other internal optical lens 11C and the external optical lens 12C can also 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 an adjustable lens, the external optical lens 12C needs to be pre-assembled with the lens holder 24C. The external optical lens 12C cannot be fixed to the lens holder 24C. The assembly position of the seat 24C is adjustable.

Referring to FIG. 11, an assembling method of the camera module will be described. The assembling method 1100 of the camera module includes the following steps: Step (1101): each of the internal optical lenses 11C is installed in an internal space of the lens barrel member 13C, and at least one of the internal optical lenses 11C is used as an The adjusting lens is pre-assembled, and its assembly position is adjustable, and the internal optical lens 11 except the adjustable lens is fixed; step (1102): the external optical lens 12C is set on the lens barrel member 13C The outer space at the bottom; step (1103): setting the light blocking layer 121C on the outside of the external optical lens 12C to complete the assembly of the camera module lens 10C; step (1104): placing the camera module lens 10C is pre-assembled on the photosensitive device 20C to complete the pre-assembly of the camera module; step (1105): adjusting the assembly position of the camera module lens 10C so that the camera module imaging meets the resolution requirements; and Step (1106): encapsulate the camera module lens 10C and the photosensitive device 20C to complete the assembly of the camera module.

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

In the step (1101), the internal optical lenses 11C other than the adjustable lens may be individually fixed to the internal space of the lens barrel member 13C one by one, or may be fitted after fitting. After forming an integral lens assembly, it is fixed to the internal space of the lens barrel member 13C. The first internal optical lens 111C is pre-assembled as an adjustable lens glue, and its assembly position is adjusted in subsequent processes. .

In the step (1102) and the step (1103), when the outside of the external optical lens 12C is coated with vinyl and the light blocking layer 121C is provided, the lens barrel member 13C and the The outer optical lens 12C is coated with black glue at the boundary, so that the light blocking layer 121C can be formed, and the external optical lens 12C can be connected to the lens barrel member 13C, thereby reducing assembly steps, saving time and improving products. Production efficiency and reduce costs. Of course, after the external optical lens 12C is connected to the lens barrel member 13C, the outside of the external optical lens 12C may be coated with black. The light blocking layer 121C is glued and selected according to the actual situation. The light blocking layer 121C can be set before the external optical lens 12C is assembled, and of course, it can be set after the assembly.

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

In the step (1104), glue the edge of the bottom surface of the external optical lens 12C or glue the top surface of the lens holder 24C, and place the lens between the external optical lens 12C and the lens holder 24C. It is fixedly connected with glue, wherein the glue is preferably a thermosetting glue, and the two can also be pre-assembled, so that the assembly position of the external optical lens 12C relative to the photosensitive wafer 21C is suitable for at least one Adjustment of direction.

In each of the above steps, the pre-assembly glue is suitable for pre-assembly by selecting a mixed glue of UV glue and thermosetting glue. The glue is pre-assembled in a semi-cured state after ultraviolet exposure, and is fully cured by baking in the later stage. Then, the external optical lens 12C is fixed on the lens holder 24C and the lens barrel member 13C.

In the step (1105), the camera module lens 10C can be adjusted by adjusting the internal optical lens 11C, the external optical lens 12C, and / or the lens barrel member 13C as the adjustable lens. To achieve, that is, adjust the optical path of the camera module lens 10C so that the center axis of the camera module lens 10C coincides with the center axis of the photosensitive wafer 21C or within a range allowed by the deviation, so that the camera module The imaging meets the expected resolution requirements.

Specifically, in the above assembly method, a pre-assembly of the adjustable lens may be performed. The camera module lens can be adjusted in the following ways: (1) Adjusting the assembly position of the lens barrel component 13C to calibrate the camera module, that is, by adjusting the lens barrel component 13C Each of the internal optical lens 11C fixed to its internal space and the pre-assembled adjustable lens, in other words, in this case, the external optical lens 12C and the lens barrel member 13C are pre-assembled, Fixedly connected to the lens holder 24C; (2) adjusting the lens barrel member 13C and the external optical lens 12C to calibrate the camera module, in this case, the external optical lens 12C and Pre-assembly is performed between the lens barrel member 13C and the lens holder 24C; (3) adjusting the lens barrel member 13C and the external optical lens 12C to calibrate the camera module, that is, to adjust the camera module The camera module lens 10C is used to calibrate the camera module. In other words, in this case, the external optical lens 12C is fixedly connected to the lens barrel member 13C and pre-assembled with the lens holder 24C. (4) an assembly position of the adjustable lens Adjustment, thereby adjusting the central axis of the camera module lens 10C; (5) adjusting the adjustable lens with the lens barrel member 13C and the external optical lens in (1) to (3) above 12C adjustments are combined to calibrate the camera module.

The step (1105) includes the following steps: step (11051) powers on the pre-assembled camera module to collect imaging of the camera module; step (11052) uses the software to calculate the camera according to the imaging method using the software The adjustment method and adjustment amount of the module lens 10C; step (11053) quantitatively adjusts the assembly position of the camera module lens 10C according to the adjustment amount.

In the step (1106), after adjusting the pre-assembled camera module 10C, pass between the external optical lens 12C and the lens barrel member 13C, and between the external optical lens 12C and the lens holder. Dispensing between 24C, such as thermosetting adhesive, and then curing to fix the pre-assembled external optical lens 12C, and fixing the adjustable lens as the adjustable lens through the adjustment channel 132C and / or the fixing channel 133C. The internal optical lens 11C completes the assembly of the camera module.

In addition, the external optical lens 12C may also be directly fixed to the lens barrel. Between the component 13C and the lens base 24C, adjustment cannot be performed after fixing, and the camera module imaging is calibrated only by adjusting the assembly position of the internal optical lens 11C as an adjustable lens, and then it is fixed to complete the described Camera module assembly.

Those skilled in the art will understand that the present invention described in the foregoing and illustrated in the accompanying drawings is practical. The examples are only examples and do not limit the invention. The object of the invention has been completely and effectively achieved. The function and structural principle of the present invention have been shown and explained in the embodiments, and the embodiments of the present invention may have any deformation or modification without departing from the principle.

Claims (30)

A camera module lens, characterized in that the lens includes: at least one internal optical lens; at least one external optical lens; and a lens barrel member, each of the internal optical lenses is disposed on the lens barrel member in a predetermined order. Each of the external optical lenses is disposed outside the lens barrel member along a height direction of the lens barrel member, wherein each of the internal optical lens and each of the external optical lenses are located in the camera On the optical path of the module lens, at least one of the at least one internal optical lens and the at least one external optical lens is used as an adjustable lens, which is adapted to be carried out in at least one direction according to the imaging quality during the assembly process. Adjustment. The lens according to item 1 of the scope of patent application, wherein each of the internal optical lenses is fitted and assembled with each other as a whole, and is fixed in the lens barrel member. The lens according to item 2 of the scope of patent application, wherein the inner optical lenses adjacent to each other are fitted with a spacer or directly fitted with glue. The lens according to item 1 of the patent application scope, wherein at least one of the internal optical lenses is pre-assembled in the lens barrel component, and as an adjustable lens, the assembly position of the adjustable lens is 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 item 4 of the scope of patent application, wherein at least one adjustment channel is provided along the outer circumferential direction of the lens barrel member, and each of the adjustment channels communicates the internal space of the lens barrel member with the 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 lenses through the adjustment channels to adjust an optical path of the camera module lens. The lens according to item 5 of the scope of patent application, wherein a glue device is used to inject glue through the adjustment channel to fix the adjustable lens on the inner wall of the lens barrel member, and at the same time, the adjustment channel is sealed. The lens according to item 4 of the scope of patent application, wherein when the first internal optical lens is provided as the adjustable lens in the internal space on the top of the barrel member, the top of the barrel member is provided There is 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 communicated with the external environment, which is further suitable for injecting glue through the fixed channel to fix the lens. Adjustable lenses. The lens according to item 5 of the scope of patent application, wherein when the first internal optical lens is provided as the adjustable lens in the internal space on the top of the barrel member, the top of the barrel member is provided There is 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 communicated with the external environment, which is further suitable for injecting glue through the fixed channel to fix the lens. Adjustable lenses. The lens according to item 8 of the scope of patent application, wherein the adjustment channels are set to four and are distributed in a circumferential direction and are separated by 90 ° from each other, and the fixed channels are set to be four and are distributed in a circumferential direction and are separated from each other. 90 °. The lens according to any one of claims 1 to 9, wherein the external optical lens is fixed to a bottom of the lens barrel member, a top surface edge of the external optical lens and a bottom surface of the lens barrel member相 连接。 Phase connection. The lens according to any one of claims 1 to 9, wherein the external optical lens is pre-assembled as an adjustable lens on the bottom of the lens barrel member, and the top surface edge of the external optical lens and the The bottom surface of the lens barrel component is connected, and the assembly position of the external optical lens relative to the lens barrel component is suitable for being adjusted in at least one direction. The lens according to item 10 of the scope of patent application, wherein each of the external optical lenses has a light blocking layer on the outside, and the light blocking layer completely covers the entire side of the external optical lens. The lens according to item 11 of the patent application scope, wherein each of the external optical lenses has a light blocking layer on the outside, and the light blocking layer completely covers the entire side of the external optical lens. The lens according to item 12 of the scope of patent application, wherein the light-blocking layer is formed by coating black glue on the outside of each of the external optical lenses. The lens according to item 14 of the patent application, wherein the black glue is a thermosetting glue. A method for assembling a camera module lens, characterized in that the method includes the following steps: (A) installing at least one internal optical lens in an internal space of a lens barrel component in a predetermined order; (B) attaching at least one external optical lens The lens is installed along the height direction of the lens barrel component in an external space at the bottom of the lens barrel component, wherein at least one of the at least one internal optical lens and the at least one external optical lens is an adjustable lens, and It is adapted to be adjusted in at least one direction according to the imaging quality during the assembly process; and (C) completing the assembly of the camera module lens. The method according to item 16 of the scope of patent application, wherein in the step (A), each of the internal optical lenses is fitted and assembled with each other in a predetermined order as a whole, and then fixed to the lens barrel member. Interior space. The method according to item 16 of the scope of patent application, wherein in the step (A), each of the internal optical lenses is fixed piece by piece to an internal space of the lens barrel member in a predetermined order. The method according to item 16 of the scope of patent application, wherein in the step (A), at least one piece of the internal optical lens is pre-assembled as an adjustable lens in an internal space of the lens barrel component, wherein the The assembly position of the adjusting lens relative to the internal space of the lens barrel component is adapted to be adjusted in at least one direction. The method according to item 19 of the scope of patent application, wherein in the above method, the lens barrel component is provided with at least one adjustment channel, and each of the adjustment channels communicates with the internal space and the external environment of the lens barrel component, and Corresponding to the adjustable lens, it is suitable to use an external adjustment device to contact the outside of the adjustable lens through the adjustment channel to adjust the assembly position of the adjustable lens, thereby adjusting the camera module lens Optical path. The method according to item 20 of the scope of patent application, wherein in the above method, a glue device is used to inject glue through the adjustment channel to fix the adjustable lens to the inner wall of the lens barrel member while being sealed. The adjustment channel completes the assembly of the camera module lens. The method according to item 20 of the scope of patent application, wherein in the above method, when the first internal optical lens is set as the adjustable lens in the internal space on the top of the barrel member, the mirror The top of the barrel member is provided with at least one fixed channel, wherein the fixed channel corresponds to the edge of the adjustable lens, and communicates the edge of the adjustable lens with the external environment, and is further suitable for injection through the fixed channel. Glue is used to fix the adjustable lens to complete the assembly of the camera module lens. The method according to any one of claims 16 to 22, wherein in the step (B), the external optical lens is fixed to a bottom of the lens barrel member, wherein Glue is applied on the top surface edge or the bottom surface of the lens barrel component to make the two fixedly connected. The method according to any one of claims 16 to 22, wherein in the step (B), the external optical lens is pre-assembled as an adjustable lens on the bottom of the lens barrel component, The top surface edge of the external optical lens or the bottom surface of the lens barrel component is coated with glue for pre-assembly therebetween, wherein the assembly position of the external optical lens relative to the lens barrel component is suitable for being at least assembled Adjustment in one direction. The method according to any one of claims 16 to 22, further comprising a step (D): providing a light blocking layer on the outside of the external optical lens, wherein the light shielding layer is suitable for assembling the external optical lens or The setting of the light blocking layer is performed thereafter. The method according to item 23 of the scope of patent application, further comprising a step (D): providing a light blocking layer on the outside of the external optical lens, wherein the light shielding layer is adapted to be performed before or after the external optical lens is assembled. Setting of the light blocking layer. The method according to item 24 of the scope of patent application, further comprising a step (D): providing a light blocking layer on the outside of the external optical lens, wherein the light shielding layer is adapted to be performed before or after the external optical lens is assembled. Setting of the light blocking layer. The method according to item 25 of the scope of patent application, wherein in the step (D), the light blocking layer is formed by coating a black glue on the outside of each of the external optical lenses, and the light blocking layer completely covers the light blocking layer. The entire side of the external optical lens is described. The method according to item 26 of the patent application scope, wherein in the step (D), the light blocking layer is formed by coating a black glue on the outside of each of the external optical lenses, and the light blocking layer completely covers the light blocking layer. The entire side of the external optical lens is described. The method according to item 27 of the scope of patent application, wherein in the step (D), the light blocking layer is formed by coating a black glue on the outside of each of the external optical lenses, and the light blocking layer completely covers the light blocking layer. The entire side of the external optical lens is described.