CN215449728U - Lens module - Google Patents
Lens module Download PDFInfo
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- CN215449728U CN215449728U CN202121489805.9U CN202121489805U CN215449728U CN 215449728 U CN215449728 U CN 215449728U CN 202121489805 U CN202121489805 U CN 202121489805U CN 215449728 U CN215449728 U CN 215449728U
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- lens
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Abstract
The utility model provides a lens module, which comprises a first lens and a second lens which are accommodated in a first lens barrel and are glued, wherein the first lens comprises a first lens bearing part, the second lens comprises a second lens bearing part, the first lens bearing part comprises a first surface close to an object side, a second surface close to an image side and a first connecting surface for connecting the first lens and the second lens, the second surface comprises a first inclined surface which extends towards the image side from the first connecting surface in the direction close to an optical axis, the second lens bearing part comprises a third surface close to the object side, a fourth surface close to the image side and a second connecting surface for connecting the third surface and the fourth surface, the third surface comprises a second inclined surface which extends towards the image side in the direction close to the optical axis and is opposite to the first inclined surface, and the first inclined surface is attached to the second inclined surface. According to the lens module, the first inclined plane and the second inclined plane are attached, so that the bonding thickness and the concentricity between the first lens and the second lens can be ensured, and the lens module is easier to manufacture.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the technical field of camera lenses, in particular to a lens module.
[ background of the utility model ]
In the related art, a cemented lens is often involved in a lens module, and the cemented lens refers to that the image side of a front lens is adhered and attached to the object side of a rear lens by glue.
Since the lens module belongs to an ultra-precise optical device, the gluing thickness and concentricity between the cemented lenses need to be ensured.
Therefore, it is desirable to provide a new lens module to solve the above problems.
[ Utility model ] content
The present invention is directed to overcoming the above-mentioned problems, and provides a lens module, including a first lens barrel and a first lens group accommodated in the first lens barrel, wherein the first lens group includes a first lens disposed close to an object side and a second lens disposed at an image side of the first lens and bonded to the first lens, the first lens includes a first lens portion located at a middle position and a first lens bearing portion located at a peripheral side of the first lens portion, the second lens includes a second lens portion located at the middle position and a second lens bearing portion located at a peripheral side of the second lens portion, the first lens bearing portion includes a first surface close to the object side, a second surface close to the image side and a first connecting surface connecting the first surface and the second surface, the second surface includes a first inclined surface extending from the first connecting surface toward the image side and toward an optical axis, the second lens bearing portion comprises a third surface close to the object side, a fourth surface close to the image side and a second connecting surface connecting the third surface and the fourth surface, the third surface comprises a second inclined surface which extends from the object side to the image side and is close to the optical axis and is opposite to the first inclined surface, and the first inclined surface is attached to the second inclined surface.
As an improvement, the second surface further includes a first plane perpendicular to the optical axis, the third surface further includes a second plane perpendicular to the optical axis and disposed opposite to the first plane, and the first plane is attached to the second plane.
As an improvement, the first surface includes a third plane perpendicular to the optical axis, and the third plane is attached to the first barrel.
As an improvement, the first connecting surface is attached to the first lens barrel.
As an improvement, the third surface further includes a fourth plane perpendicular to the optical axis, the fourth plane is closer to the object side than the second plane, the fourth plane is attached to the first barrel, and the second connecting surface is attached to the first barrel.
As an improvement, the first plane is transited to the first inclined plane by a first arc-shaped surface, the second plane is transited to the second inclined plane by a second arc-shaped surface, and the first arc-shaped surface and the second arc-shaped surface are arranged at intervals.
As a modification, the fourth plane and the second inclined plane are transited by a third arc-shaped surface.
As an improvement, at least one of the first lens and the second lens is a glass lens.
As an improvement, the lens module further includes a second lens barrel disposed on the image side of the first lens barrel and a second lens group disposed in the second lens barrel, the second lens group includes at least one lens, the second lens barrel is provided with an accommodating portion formed by sinking from the object side to the image side, the lens module further includes an imaging adjusting member accommodated in the accommodating portion, and the imaging adjusting member is disposed between the first lens group and the second lens group.
As an improvement, the first lens barrel extends towards the image side to form an extension part, and the extension part abuts against the imaging adjusting piece.
Compared with the prior art, the lens module provided by the utility model has the advantages that the first inclined surface and the second inclined surface are arranged for bonding, so that the bonding thickness and the concentricity between the first lens and the second lens can be ensured, and the lens module is easier to manufacture.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art of the present invention, other drawings can be obtained without inventive efforts, wherein:
fig. 1 is a schematic structural diagram of a lens module according to a first embodiment of the utility model;
FIG. 2 is a schematic view of the first and second lenses of FIG. 1;
FIG. 3 is an enlarged view of a portion A of FIG. 1;
fig. 4 is a schematic structural diagram of a lens module according to a second embodiment of the utility model.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 3, in order to provide the lens module 100 according to the first embodiment of the present invention, the lens module 100 includes a first barrel 1 and a first lens group 2 accommodated in the first barrel 1, and the first lens group 2 includes a first lens 21 disposed close to an object side and a second lens 22 disposed on an image side of the first lens 21 and bonded to the first lens 21. At least one of the first lens 21 and the second lens 22 is a glass lens.
The first lens 21 includes a first lens optical portion 21a located at an intermediate position and a first lens bearing portion 21b located on a peripheral side of the first lens optical portion 21 a.
The second lens 22 includes a second lens optical portion 22a at an intermediate position and a second lens bearing portion 22b on the peripheral side of the second lens optical portion 22 a.
The first lens bearing portion 21b includes a first surface 211 close to the object side, a second surface 212 close to the image side, and a first connecting surface 213 connecting the first surface 211 and the second surface 212. The second surface 212 includes a first inclined surface 2121 extending from the first connection surface 213 to the image side and in a direction close to the optical axis X.
The second lens bearing portion 22b includes a third surface 221 near the object side, a fourth surface 222 near the image side, and a second connecting surface 223 connecting the third surface 221 and the fourth surface 222. The second connection surface 223 is attached to the first barrel 1. The third surface 221 includes a second inclined surface 2211 extending from the object side to the image side in a direction close to the optical axis X and facing the first inclined surface 2121, and the first inclined surface 2121 and the second inclined surface 2211 are bonded to each other. Through setting up first inclined plane 2121 with the laminating of second inclined plane 2211 can guarantee first lens 21 with bonding thickness and concentricity between second lens 22, make easily more.
In this embodiment, the second surface 212 further includes a first plane 2122 perpendicular to the optical axis X, the third surface 221 further includes a second plane 2212 perpendicular to the optical axis X and disposed opposite to the first plane 2122, and the first plane 2122 is attached to the second plane 2212. By arranging the first plane 2122 to be attached to the second plane 2212, the flatness of the first lens 21 and the second lens 22 can be ensured, and the inclination can be prevented.
The first surface 211 includes a third plane 2111 perpendicular to the optical axis X, and the third plane 2111 is attached to the first barrel 1. Of course, the fitting arrangement here is a preferred way, and non-fitting is also possible.
Preferably, the first connection surface 213 is attached to the first barrel 1. Of course, the fitting arrangement here is a preferred way, and non-fitting is also possible.
The third surface 221 further includes a fourth plane 2213 perpendicular to the optical axis X, the fourth plane 2213 is closer to the object side than the second plane 2212, and the fourth plane 2213 is attached to the first barrel 1. Of course, the fitting arrangement here is a preferred way, and non-fitting is also possible. By arranging the surfaces of the first lens 21 and the second lens 22 to be attached to the first lens barrel 1, the flatness of the first lens 21 and the second lens 22 can be ensured, and the inclination can be prevented.
Preferably, the first plane 2122 and the first inclined plane 2121 are transited by a first arc-shaped surface 2123, the second plane 2212 and the second inclined plane 2211 are transited by a second arc-shaped surface 2214, and the first arc-shaped surface 2123 and the second arc-shaped surface 2214 are arranged at an interval. In addition, the fourth flat surface 2213 and the second inclined surface 2211 are transited by a third arc-shaped surface 2215.
Referring to fig. 4, the lens module 200 according to the second embodiment of the present invention further includes a second lens barrel 3 disposed on the image side of the first lens barrel 1 and a second lens group 4 disposed in the second lens barrel 3, wherein the second lens group 4 and the first lens group 2 share an optical axis X. The second lens group 4 includes at least one lens, in this embodiment, the second lens group 4 includes 4 lenses, and a third lens 41, a fourth lens 42, a fifth lens 43 and a sixth lens 44 are respectively disposed in an object-side to image-side direction.
The second Lens barrel 3 is provided with an accommodating portion 31 formed by sinking from the object side to the image side, the Lens module 200 further includes an imaging adjusting member 5(T Lens) accommodated in the accommodating portion 31, and the imaging adjusting member 5 is disposed between the first Lens group 2 and the second Lens group 4. The imaging adjusting part 5 is an adjustable lens, and can adjust imaging after being electrified.
The first barrel 1 extends towards the image side to form an extension portion 11, and the extension portion 11 abuts against the imaging adjusting member 5.
While the utility model has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model.
Claims (10)
1. A lens module is characterized in that the lens module comprises a first lens barrel and a first lens group accommodated in the first lens barrel, the first lens group comprises a first lens close to an object side and a second lens arranged on an image side of the first lens and glued with the first lens, the first lens comprises a first lens optical part located at a middle position and a first lens bearing part located on the periphery of the first lens, the second lens comprises a second lens optical part located at the middle position and a second lens bearing part located on the periphery of the second lens optical part, the first lens bearing part comprises a first surface close to the object side, a second surface close to the image side and a first connecting surface connecting the first surface and the second surface, the second surface comprises a first inclined surface extending from the first connecting surface to the image side and close to an optical axis, the second lens bearing portion comprises a third surface close to the object side, a fourth surface close to the image side and a second connecting surface connecting the third surface and the fourth surface, the third surface comprises a second inclined surface which extends from the object side to the image side and is close to the optical axis and is opposite to the first inclined surface, and the first inclined surface is attached to the second inclined surface.
2. The lens module as recited in claim 1, wherein the second surface further comprises a first plane perpendicular to the optical axis, the third surface further comprises a second plane perpendicular to the optical axis and disposed opposite to the first plane, and the first plane is attached to the second plane.
3. The lens module as claimed in claim 1, wherein the first surface includes a third plane perpendicular to the optical axis, and the third plane is attached to the first barrel.
4. The lens module as claimed in claim 1, wherein the first connecting surface is attached to the first barrel.
5. The lens module as claimed in claim 2, wherein the third surface further includes a fourth plane perpendicular to the optical axis, the fourth plane is closer to the object side than the second plane, the fourth plane is attached to the first barrel, and the second connecting surface is attached to the first barrel.
6. The lens module as claimed in claim 2, wherein the first plane is transited to the first inclined plane by a first arc-shaped surface, the second plane is transited to the second inclined plane by a second arc-shaped surface, and the first arc-shaped surface and the second arc-shaped surface are spaced apart from each other.
7. The lens module as claimed in claim 5, wherein the fourth plane and the second inclined plane are transited by a third arc-shaped surface.
8. The lens module as recited in claim 1, wherein at least one of the first lens and the second lens is a glass lens.
9. The lens module as claimed in claim 1, further comprising a second lens barrel disposed at the image side of the first lens barrel and a second lens group disposed in the second lens barrel, wherein the second lens group includes at least one lens, the second lens barrel has an accommodating portion formed by recessing from the object side to the image side, the lens module further includes an imaging adjustment member accommodated in the accommodating portion, and the imaging adjustment member is disposed between the first lens group and the second lens group.
10. The lens module as claimed in claim 9, wherein the first barrel extends in an image-side direction to form an extension portion, and the extension portion abuts against the image-forming adjusting member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121489805.9U CN215449728U (en) | 2021-06-30 | 2021-06-30 | Lens module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121489805.9U CN215449728U (en) | 2021-06-30 | 2021-06-30 | Lens module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215449728U true CN215449728U (en) | 2022-01-07 |
Family
ID=79714401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121489805.9U Active CN215449728U (en) | 2021-06-30 | 2021-06-30 | Lens module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215449728U (en) |
-
2021
- 2021-06-30 CN CN202121489805.9U patent/CN215449728U/en active Active
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