CN109143530B - Lens and camera module comprising same - Google Patents
Lens and camera module comprising same Download PDFInfo
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- CN109143530B CN109143530B CN201710455268.8A CN201710455268A CN109143530B CN 109143530 B CN109143530 B CN 109143530B CN 201710455268 A CN201710455268 A CN 201710455268A CN 109143530 B CN109143530 B CN 109143530B
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- lens
- lens group
- barrel
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- iris diaphragm
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
- G02B13/0075—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element having an element with variable optical properties
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
Abstract
The invention relates to a lens, which comprises an independent first lens group and at least one independent second lens group, wherein the first lens group forms a free end of the lens; at least one iris is also included. According to the lens, the aperture is changeable, meanwhile, the assembly is convenient and rapid, the structure is reasonable and stable, and the optical performance is good.
Description
Technical Field
The invention relates to a lens, in particular to a lens with a variable aperture; and a camera module comprising the lens.
Background
The diaphragm of the current mobile phone camera module is divided into a variable diaphragm and an invariable diaphragm, and in any scheme, the diaphragm is used as an indispensable element of an optical system and is fixed on/in a lens in a structural part mode when the lens is assembled; in the traditional lens assembling process, in order to ensure that a certain design parameter standard is achieved, all lenses and middle light blocking sheets of the lens are sequentially overlapped and assembled in a lens barrel; for the iris diaphragm, the size of the light through hole needs to be variable, an external structure needs to be excited to change the diaphragm as a component of the diaphragm, and the structure is difficult to be added as a closed lens; even if it can be added, the mass productivity is not good due to the structural limitation.
Disclosure of Invention
The invention aims to provide a lens and a camera module comprising the same, so that the diaphragm is changeable, the assembly is convenient and quick, the structure is reasonable and stable, and the optical performance is good.
In order to achieve the above object, the present invention provides a lens, which includes an independent first lens group forming a free end of the lens and at least one independent second lens group fixedly connected to the first lens group in sequence; at least one iris is also included.
According to an aspect of the present invention, the iris is located on an end surface of the second lens group between the first lens group and the second lens group.
According to an aspect of the present invention, the iris is located on an end surface of a free end of the first lens group.
According to an aspect of the present invention, the first lens group includes, a first barrel, a lens, a spacer, and a pressing ring;
at least one second lens group comprises a second lens cone, a group of lenses, a group of spacing rings and a pressing ring.
According to an aspect of the present invention, at least one of the second lens groups includes a second barrel, a lens, a spacer, and a pressing ring;
the first lens group comprises a first lens barrel, a group of lenses, a group of spacing rings and a pressing ring.
According to one aspect of the present invention, one end of the second barrel of at least one of the second lens groups is provided with a boss for connecting with the first barrel of another one of the first lens groups.
According to an aspect of the invention, the iris diaphragm includes a snap-fit portion that can be mounted in the boss.
According to one aspect of the invention, the boss is provided with at least one mounting groove for mounting the iris diaphragm.
According to an aspect of the present invention, the fastening part is at least one mounting jaw corresponding to the mounting groove;
the iris diaphragm further includes an annular boss for supporting the mounting claw.
According to an aspect of the present invention, the first lens group constituting the lens free end includes a flange; the first lens group is adjusted and mounted on the second lens group in a manner of actively adjusting eccentricity, air gap and inclination among the lens groups, and the flange and the boss of the other second lens group are bonded to each other through an adhesive.
According to an aspect of the present invention, the first lens group constituting the lens free end includes a flange; the flange of the first lens group and the boss of the other second lens group are bonded to each other by an adhesive.
According to an aspect of the present invention, the first lens group constituting the lens free end further includes a limit boss embeddable inside the annular boss.
A camera module, comprising:
a lens;
a color filter;
a lens base;
a photosensitive chip;
a circuit board;
the photosensitive chips are positioned on the circuit board and are electrically connected with each other. The color filter is arranged on the lens base and positioned between the photosensitive chip and the lens, and the lens is positioned on a photosensitive path of the photosensitive chip above the color filter.
The lens comprises an independent first lens group forming a free end of the lens and at least one independent second lens group which is sequentially arranged and fixedly connected with the first lens group; at least one iris is also included.
According to an aspect of the present invention, a lens driving mechanism for driving the lens to move up and down is further included.
According to one aspect of the invention, the optical diaphragm driving structure is further included for driving the iris diaphragm to change the clear aperture.
According to the lens, the iris diaphragm can be installed in the lens more conveniently and quickly, so that the lens is not limited by lens closure, for example, when the iris diaphragm is installed in a conventional integrated lens, the installation process is complex and difficult, the position reaching rate is not high, the structure and position precision generally cannot meet the requirements, and the mass production cannot be realized. The iris diaphragm is arranged in the lens according to the invention, so that the problem of arranging the iris diaphragm in the prior art can be effectively solved, the arrival rate of the iris diaphragm is better, the arrangement precision is ensured, the optical performance of the lens is effectively improved, the mass production speed is high, and the mass production quality is ensured.
According to the lens, the iris diaphragm can be stably and firmly arranged on the lens barrel part, looseness and play cannot occur, and the position precision is high; the variable diaphragm can be conveniently and quickly mounted on the lens barrel part, and the working efficiency is improved.
According to the lens, the first lens group is assembled on the second lens group in an AA (active adjustment) mode and is fixed through the adhesive, so that the imaging quality of the lens is better, the optical performance is more stable, and the yield of the lens is higher. The AA can adjust the eccentricity, air gap, inclination and other factors which are unfavorable for the matching precision and the imaging quality of the lens groups, so that the position relation between the first lens group and the second lens group as well as the iris diaphragm in the invention is more accurate, and the matching precision and the imaging quality are obviously improved.
According to the lens, the limiting boss of the lens cone part can be embedded into the inner side of the annular boss of the iris diaphragm and is matched and attached to the inner wall of the annular boss, so that the lens cone part can be conveniently and quickly arranged on the lens cone part, and the lens cone part can be quickly positioned. Meanwhile, the limiting boss can also stabilize the position of the iris diaphragm, so that the lens provided by the invention has a reasonable and stable structure and higher position precision.
According to the camera module, the calibration speed is higher, the time can be effectively saved, the yield is greatly improved, and the production cost is saved.
Drawings
Fig. 1 schematically shows a perspective view of a lens barrel according to the present invention;
fig. 2 is a sectional view schematically showing a structural arrangement of a lens barrel according to the present invention;
fig. 3 is a sectional view schematically showing a structural arrangement of a lens barrel according to the present invention;
fig. 4 is a perspective view schematically showing the structural arrangement of a lens barrel section according to the present invention;
FIG. 5 schematically illustrates a perspective view of a structural arrangement of an iris diaphragm according to the present invention;
fig. 6 schematically shows a perspective view of a barrel part in combination with an iris according to the present invention;
fig. 7 schematically shows a sectional view of the structural arrangement of the lens barrel according to the present invention.
Fig. 8 is a sectional view schematically showing the structural arrangement of a fixed-focus camera module employing the lens barrel according to the present invention;
fig. 9 is a sectional view schematically showing the structural arrangement of a zoom camera module employing a lens barrel according to the present invention.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In describing embodiments of the present invention, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship that is based on the orientation or positional relationship shown in the associated drawings, which is for convenience and simplicity of description only, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, the above-described terms should not be construed as limiting the present invention.
The present invention is described in detail below with reference to the drawings and the specific embodiments, which are not repeated herein, but the embodiments of the present invention are not limited to the following embodiments.
Fig. 1 schematically shows a perspective view of a lens barrel according to the present invention. As shown in fig. 1, the lens assembly according to the present invention includes a first lens group 1, a second lens group 2 and an iris 3. In the present embodiment, the first lens group 1 is an independent component in the lens barrel according to the present invention, and the first lens group 1 constitutes a free end of the lens barrel according to the present invention. The second lens group 2 is also a separate component which is sequentially arranged and fixedly connected with the first lens group 1 to constitute a lens according to an embodiment of the present invention. The second lens group 2 is at least one, and may be two, three or more. The number of the variable diaphragms 3 is at least one, and two, three or more can be arranged according to actual needs.
Fig. 2 schematically shows a cross-sectional view of the structural arrangement of a lens barrel according to the present invention. Referring to fig. 1 and 2, according to an embodiment of the present invention, the first lens group 1 includes a first barrel 101, a lens 102, a spacer 103, and a pressing ring 104. The second lens group 2 includes a second barrel 201, a lens 202, a spacer 203 and a pressing ring 204. In the present embodiment, the first barrel 101 is positioned above the second barrel 201 to constitute a cylinder of the lens of the present invention. At least one lens 101 is installed in the first barrel 101, at least one lens 201 is installed in the second barrel 201, and the lens 101 and the lens 201 are respectively fixed in the first barrel 101 and the second barrel 201 by a pressing ring 104 and a pressing ring 204. The number of the lenses 102 and 202 in the first barrel 101 and the second barrel 201 may be the same or different. In the present embodiment, the spacer 103 and the spacer 203 are disposed between the two lenses beside the inner walls of the first barrel 101 and the second barrel 201. Referring to fig. 1 and 2, according to an embodiment of the present invention, an iris 3 is located between a first lens group 1 and a second lens group 2. In the present embodiment, the iris 3 is supported on the second barrel 201 and is located between the first barrel 101 and the second barrel 201. A plurality of lens groups may be disposed under the second lens group 2. Therefore, the barrel of the lens barrel of the invention can also be composed of more barrel parts from bottom to top. In this case, the iris 3 may be attached between any two barrel portions as necessary, and of course, the iris 3 may be attached to the tip of the lens barrel.
Fig. 3 schematically shows a cross-sectional view of the structural arrangement of a lens barrel according to the present invention. As shown in fig. 3, the iris 3 is mounted on the tip of the lens barrel, that is, the iris 3 is mounted on the end surface of the lens free end. When the iris diaphragm 3 is installed on the end surface of the free end of the lens, the barrel portion of the lens can be provided as a single body as shown in fig. 3, or can be provided in a form of having at least two lens barrels according to the present invention, which can be selected according to actual needs. Further, when the iris 3 is mounted on the end surface of the lens free end, it is sufficient if the top of the first barrel 101 is set to a shape that can be connected to the iris 3 correspondingly, depending on the specific shape of the iris 3. In the present invention, the mounting position of the variable iris 3 does not affect the imaging quality, the working efficiency, and the like of the lens barrel according to the present invention. The following description will be made mainly with an embodiment in which the iris 3 is mounted between two barrel portions, that is, the iris 3 is mounted between the first barrel 101 and the second barrel 201. In the lens barrel of the present invention, the iris 3 changes the amount of light transmission by changing the size of its own aperture, that is, the aperture of the lens barrel according to the present invention is variable.
According to the above-mentioned embodiment of the present invention, the iris diaphragm 3 can be more conveniently and quickly installed in the lens according to the present invention, so that the lens is not limited by lens closure, for example, when the iris diaphragm 3 is installed in a conventional one-piece lens, the installation process is complicated and difficult, the rate of arrival is not high, the structural and positional accuracy is not always satisfactory, and mass production is not possible. The iris diaphragm 3 is arranged in the lens according to the invention, so that the problem of arranging the iris diaphragm in the prior art can be effectively solved, the arrival rate of the iris diaphragm 3 is better, the arrangement precision is ensured, the optical performance of the lens is effectively improved, the mass production speed is high, and the mass production quality is ensured.
Fig. 4 schematically shows a perspective view of the structural arrangement of the second barrel 201 according to the present invention. As shown in fig. 3, the second barrel 201 according to the present invention includes a boss 2011, and in the present embodiment, the boss 2011 is for supporting the first barrel 101. The boss 2011 is disposed around the circumference of the top of the second barrel 201 near the lens 4. As shown in fig. 4, the boss 2011 is further provided with a mounting groove 2011a for mounting the iris 3. At least one mounting groove 2011a is provided, in this embodiment, four mounting grooves 2011a are provided, and the central included angles between the mounting grooves 2011a are the same and are all 90 °. Of course, the number of the mounting grooves 2011a and the angle between the mounting grooves 2011a may be determined according to the assembly of an actual product, so long as the structural stability of the product is ensured, the installation is convenient and fast, and the requirements are met without affecting the optical performance.
Fig. 5 schematically shows a perspective view of the structural arrangement of the iris diaphragm 3 according to the present invention.
Fig. 6 schematically shows a perspective view of a second barrel 201 according to the present invention in combination with an iris 3.
According to one embodiment of the present invention, iris 3 includes a snap-fit portion that can be mounted in boss 2011. As shown in fig. 5 and 6, in the present embodiment, the engaging portion of the iris diaphragm 3 is a mounting claw 301, and the mounting claw 301 corresponds to the mounting groove 2011 a. In the present embodiment, the iris 3 further includes an annular boss 302, and the annular boss 302 is used to support the mounting claw 301. According to the present invention, at least one mounting jaw 301 is provided, and it is provided corresponding to the mounting groove 2011 a. In the present embodiment, four mounting claws 301 are provided, and the center angle between the mounting claws 301 is 90 ° and corresponds to the mounting grooves 2011a one-to-one. The number of the mounting claws 301 and the angle between the mounting claws 301 can be determined according to the assembly of an actual product, and the mounting is convenient and quick as long as the stable structure of the product can be ensured, and the requirements can be met without affecting the optical performance. The annular boss 302 is used for connecting the working portion of the iris diaphragm 3 while supporting the mounting claw 301. In addition, according to the lens barrel of the present invention, the shape of the mounting claw 301 and the mounting groove 2011a are configured to be matched with each other, and the shape and the size of the mounting claw 301 and the mounting groove 2011a can be set at will, as long as the structure is stable, the matching precision is high, and the overall strength and the imaging quality of the lens barrel are not affected.
According to the arrangement, the iris diaphragm 3 can be stably and firmly arranged on the second lens barrel 201, looseness and play cannot be generated, and the position precision is high; and the iris diaphragm 3 can be conveniently and quickly mounted on the second lens barrel 201, so that the working efficiency is improved.
Fig. 7 schematically shows a sectional view of the structural arrangement of the lens barrel according to the present invention. As shown in fig. 7, the first lens group 1 according to the present invention includes a flange 1011. As shown in fig. 6 and 7, in the present embodiment, the flange 1011 is supported on the boss 2011, the boss 2011 is coated with an adhesive, the first lens group 1 is assembled to the second lens group 2 by an AA (active adjustment) method, and the first lens group 1 is fixed to the second lens group 2 by the adhesive after the AA adjustment. By adopting the mode, the lens disclosed by the invention has better imaging quality, more stable optical performance and higher yield of the lens. Of course, in the case of low requirement, the first lens group 1 may be directly fixed on the second lens group 2 by adhesive in a normal alignment manner.
As shown in fig. 7, the first lens group 1 according to the present invention further includes a stopper boss 1012. Referring to fig. 5 and 7, when assembling the lens barrel according to the present invention, the limiting boss 1012 of the first lens group 1 can be inserted into the inner side of the annular boss 302 of the iris 3, so that the first lens barrel 101 can be conveniently and quickly mounted on the second lens barrel 201, and can be quickly positioned. Meanwhile, the limiting boss 1012 can also stabilize the position of the iris diaphragm 3, so that the lens structure is reasonable and stable, and the position precision is higher.
Fig. 8 is a sectional view schematically showing the structural arrangement of a fixed-focus camera module employing the lens barrel according to the present invention;
fig. 9 is a sectional view schematically showing the structural arrangement of a zoom camera module employing a lens barrel according to the present invention.
As shown in fig. 8, the fixed focus camera module using the lens according to the present invention includes a lens, a color filter 4, a photo-sensitive chip 5, a lens holder 6, and a wiring board 7. In the present embodiment, the photosensitive chips are located on the wiring board and electrically connected to each other. The color filter 4 is arranged on the lens base 6 and is positioned between the photosensitive chip 5 and the lens, and the lens is positioned on the photosensitive path of the photosensitive chip 5 above the color filter 4. In this embodiment, the color filter 4, the photosensitive chip 5, the lens holder 6, and the circuit board 7 are assembled together to form a semi-finished product, and then the lens is assembled to the semi-finished product. In the process of assembling the camera module, the lens can be assembled on the semi-finished product after being integrally assembled (namely, the lens needs to be assembled on the semi-finished product after the first lens group 1, the iris 3 and the second lens group 2 are sequentially assembled on the lens). It can be understood that, in the process of assembling the camera module, the second lens group 2 may be assembled to the semi-finished product first, then the iris diaphragm 3 is assembled on the second lens group 2, and finally the first lens group 1 is assembled to the iris diaphragm 3, thereby completing the assembly of the whole camera module. In this assembling process, the second lens group 2, the iris 3, and the first lens group 1 may be adjusted by an AA (active adjustment) method. In the present embodiment, the second lens group 2 and the semi-finished product may be connected by bonding, screwing, or the like. In the embodiment, the AA can adjust the eccentricity, air gap, inclination, and other factors between the lens groups that are not beneficial to the matching accuracy and imaging quality of the lens groups, so that the positional relationship between the first lens group 1, the second lens group 2, and the iris 3 in the embodiment is more accurate, and the matching accuracy and imaging quality are significantly improved.
As shown in fig. 9, the zoom camera module using the lens barrel according to the present invention includes a lens barrel, a lens driving mechanism 8, a color filter 9, a photo-sensing chip 10, a lens holder 11, and a wiring board 12. In this embodiment, the lens driving mechanism 8 is a motor assembly, and the motor assembly is used to drive the lens to move up and down, which is a focusing process. In the present embodiment, the photosensitive chips 10 are located on the wiring board 12, and are electrically connected to each other. The color filter 9 is arranged on the lens base 11 and is positioned between the photosensitive chip 10 and the lens, and the lens is positioned on the photosensitive path of the photosensitive chip 10 above the color filter 9. In this embodiment, the lens driving mechanism 8, the color filter 9, the photo sensor chip 10, the lens holder 11, and the circuit board 12 are assembled into a semi-finished product, and then the lens is assembled into the semi-finished product. In the process of assembling the camera module, the lens can be assembled on the semi-finished product after being integrally assembled (namely, the lens needs to be assembled on the semi-finished product after the first lens group 1, the iris 3 and the second lens group 2 are sequentially assembled on the lens). It can be understood that, in the process of assembling the camera module, the second lens group 2 may be assembled to the semi-finished product first, then the iris diaphragm 3 is assembled on the second lens group 2, and finally the first lens group 1 is assembled to the iris diaphragm 3, thereby completing the assembly of the whole camera module. In this assembling process, the second lens group 2, the iris 3, and the first lens group 1 may be adjusted by an AA (active adjustment) method. In the present embodiment, the second lens group 2 and the semi-finished product may be connected by bonding, screwing, or the like. In the embodiment, the AA can adjust the eccentricity, air gap, inclination, and other factors between the lens groups that are not beneficial to the matching accuracy and imaging quality of the lens groups, so that the positional relationship between the first lens group 1, the second lens group 2, and the iris 3 in the embodiment is more accurate, and the matching accuracy and imaging quality are significantly improved.
The camera module further comprises a diaphragm driving structure, and the diaphragm driving structure drives and controls the size of the light-transmitting aperture of the variable diaphragm 3 in the lens, so that the light-transmitting amount of the camera module in the imaging process is adjusted.
According to the camera module, the calibration speed is higher, the time can be effectively saved, the yield is greatly improved, and the production cost is saved.
The foregoing is illustrative of specific embodiments of the present invention and reference should be made to the implementation of apparatus and structures not specifically described herein, which is understood to be a general purpose apparatus and method of operation known in the art.
The above description is only one embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A lens comprises an independent first lens group (1) forming a free end of the lens and at least one independent second lens group (2) fixedly connected with the first lens group (1) in sequence; characterized in that it further comprises at least one iris diaphragm (3);
the first lens group (1) comprises a first barrel (101), and at least one of the second lens groups (2) comprises a second barrel (201);
one end of the second lens barrel (201) is provided with a boss (2011) which is used for being connected with the first lens barrel (101) of the other first lens group (1);
the boss (2011) is provided with at least one mounting groove (2011a) for mounting the iris diaphragm (3);
the iris diaphragm (3) comprises a buckling part installed in the boss (2011), and the buckling part is at least one installation claw (301) corresponding to the installation groove (2011 a);
the iris diaphragm (3) is provided with an annular boss (302) for supporting the mounting claw (301);
the first lens group (1) is provided with a limit boss (1012) which can be embedded into the inner side of the annular boss (302).
2. Lens barrel according to claim 1, characterized in that the iris diaphragm (3) is located on the end face of the second lens group (2) between the first lens group (1) and the second lens group (2).
3. Lens barrel according to claim 1, characterized in that the iris diaphragm (3) is located on an end face of a free end of the first lens group (1).
4. A lens barrel according to claim 2, wherein said first lens group (1) further comprises a lens (102), a spacer ring (103) and a pressing ring (104);
at least one of the second lens groups (2) further comprises a set of lenses (202), a set of spacer rings (203) and a pressing ring (204).
5. A lens barrel according to claim 2, wherein at least one of said second lens groups (2) further comprises a lens (202), a spacer ring (203) and a pressing ring (204);
the first lens group (1) further comprises a set of lenses (102), a set of spacing rings (103) and a pressing ring (104).
6. A lens barrel according to claim 4 or 5, characterized in that the first lens group (1) constituting the free end of the lens barrel comprises a flange (1011); the first lens group (1) is adjusted and mounted on the second lens group (2) in a manner of actively adjusting eccentricity, air gap and inclination among the lens groups, and the flange (1011) and the boss (2011) of the other second lens group (2) are bonded to each other by an adhesive.
7. A lens barrel according to claim 4 or 5, characterized in that the first lens group (1) constituting the free end of the lens barrel comprises a flange (1011); the flange (1011) of the first lens group (1) and the boss (2011) of the other second lens group (2) are bonded to each other by an adhesive.
8. A camera module, comprising:
a lens;
a color filter;
a lens base;
a photosensitive chip;
a circuit board;
the photosensitive chips are positioned on the circuit board and are mutually electrically connected; the color filter is arranged on the lens base and positioned between the photosensitive chip and the lens, the lens is positioned on the photosensitive path of the photosensitive chip above the color filter, the color filter is characterized in that,
the lens comprises an independent first lens group (1) forming a free end of the lens, at least one independent second lens group (2) which is sequentially arranged and fixedly connected with the first lens group (1), and at least one variable diaphragm (3);
the first lens group (1) comprises a first barrel (101), and at least one of the second lens groups (2) comprises a second barrel (201);
one end of the second lens barrel (201) is provided with a boss (2011) which is used for being connected with the first lens barrel (101) of the other first lens group (1);
the boss (2011) is provided with at least one mounting groove (2011a) for mounting the iris diaphragm (3);
the iris diaphragm (3) comprises a buckling part installed in the boss (2011), and the buckling part is at least one installation claw (301) corresponding to the installation groove (2011 a);
the iris diaphragm (3) is provided with an annular boss (302) for supporting the mounting claw (301);
the first lens group (1) is provided with a limit boss (1012) which can be embedded into the inner side of the annular boss (302).
9. The camera module of claim 8, further comprising a lens driving mechanism for driving the lens to move up and down.
10. The camera module according to claim 8, further comprising a diaphragm driving structure for driving the iris diaphragm (3) to change the clear aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710455268.8A CN109143530B (en) | 2017-06-16 | 2017-06-16 | Lens and camera module comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710455268.8A CN109143530B (en) | 2017-06-16 | 2017-06-16 | Lens and camera module comprising same |
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| CN109143530A CN109143530A (en) | 2019-01-04 |
| CN109143530B true CN109143530B (en) | 2021-06-18 |
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| WO2021128155A1 (en) * | 2019-12-26 | 2021-07-01 | 诚瑞光学(常州)股份有限公司 | Lens assembly |
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| CN109143530A (en) | 2019-01-04 |
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