CN208188449U - Lens module - Google Patents
Lens module Download PDFInfo
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- CN208188449U CN208188449U CN201820249504.0U CN201820249504U CN208188449U CN 208188449 U CN208188449 U CN 208188449U CN 201820249504 U CN201820249504 U CN 201820249504U CN 208188449 U CN208188449 U CN 208188449U
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- lens
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- lens module
- bearing
- optical section
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Abstract
The utility model relates to a kind of optical element, in particular to a kind of lens module.Including lens barrel and the lens being arranged in lens barrel, lens include for the optical section of optical imagery, around the support portion of optical section setting, it is characterized by: lens module further includes the anti-dazzling screen being sticked on lens, anti-dazzling screen includes bearing against bearing and leaning portion on support portion, being connected with bearing and leaning portion and towards the light shielding part that the direction close to optical section extends, and light shielding part is bent along the shape of lens.Due to being provided with the anti-dazzling screen being sticked on lens in lens module, and the anti-dazzling screen includes: the light shielding part for bearing against the bearing and leaning portion of the support portion of lens, being connected with bearing and leaning portion and extend towards the direction of the optical section of lens, the light shielding part is bent also along the shape of the optical section of lens simultaneously, therefore when light is irradiated on the marginal portion or support portion of the optical section of lens, it will be blocked by anti-dazzling screen, it avoids light by reflection from lens or refraction, forms stray light in lens module.
Description
Technical field
The utility model relates to a kind of optical element, in particular to a kind of lens module.
Background technique
Currently, in recent years, portable electronic devices development is quick, such as intelligent electronic device, tablet computer etc., oneself is full of
In the life of modern, and it is loaded in the lens module on portable electronic devices and also flourishes therewith.
It is typically provided with lens in lens module, and generally there is centrally located optical section on lens, be surrounded on light
The support portion of the department of the Chinese Academy of Sciences, when light is irradiated in the marginal portion of support portion or optical section, the edge of support portion or optical section can be anti-
The light is penetrated or reflected, forms stray light in lens module, influences image quality.
Utility model content
The purpose of this utility model is to provide a kind of lens modules, can reduce the stray light in lens module, improve
Image quality.
In order to solve the above technical problems, the embodiments of the present invention provide a kind of lens module, including lens barrel with
And the lens in the lens barrel are set, the lens include to set for the optical section of optical imagery and around the optical section
The support portion set, the lens module further include the anti-dazzling screen for the hollow annular structure being sticked on the lens, the shading
Piece includes bearing against bearing and leaning portion on the support portion, being connected with the bearing and leaning portion and prolong towards the direction close to the optical section
The light shielding part stretched, the light shielding part are bent along the shape of the optical section.
The utility model embodiment in terms of existing technologies, is sticked due to being provided in lens module in lens
On anti-dazzling screen, and the anti-dazzling screen includes: bearing against the bearing and leaning portion of the support portion of lens, is connected with bearing and leaning portion and towards lens
Optical section the light shielding part that extends of direction, while the light shielding part is bent also along the shape of the optical section of lens, therefore is worked as
When light is irradiated on the marginal portion or support portion of the optical section of lens, it will blocked by anti-dazzling screen, avoid light by lens
Reflection or refraction, form stray light in lens module.
The lens include: the object side of neighbouring lens module object side, the image side surface opposite with the object side；
The anti-dazzling screen is set to the object side of the lens.
The light shielding part includes:
First end face is connected with the bearing and leaning portion；
Second end face is oppositely arranged with the first end face, and is connected with the bearing and leaning portion；
Inner ring surface connects the first end face and the second end face, and is arranged far from the bearing and leaning portion；
Wherein, the second end face is bonded the object side of the lens, and the first end face and the second end
Face is bent each along the concave and convex direction of the object side of the optical section of the lens.
Since first end face and second end face are bent each along the concave and convex direction of lens object side, so that shading
Portion can closely shelter from light very much, avoid the generation of stray light.
In addition, being formed by angle between the inner ring surface and the second end face is an acute angle.
Since the angle between inner ring surface and second end face is acute angle, so that the inner wall of lens module light hole is herein
Place is directed towards the inclination of camera lens object side direction, so as to which by parasitic reflection, to object side direction, and then avoidable veiling glare is propagated to mirror
The image side direction of head mould group is captured by Image sensor apparatus, and image quality is caused to be deteriorated.
In addition, the bearing and leaning portion includes:
Upper surface is connected with the first end face；
Lower end surface is oppositely arranged with the upper surface, and is connected with the second end face；
Outer ring surface connects the upper surface and the lower end surface, and is arranged far from the light shielding part；
Wherein, the lower end surface resists the object side of the lens,
The lens module further includes barn door, and the barn door is abutted with the upper surface of the anti-dazzling screen.
In addition, the upper surface and the lower end surface are plane, since upper surface and lower end surface are a plane, from
And the installation for anti-dazzling screen of being more convenient for.
In addition, the lens include: object side, the image side opposite with the object side of neighbouring lens module object side
Face；
The anti-dazzling screen is set to the image side surface of the lens.
In addition, the light shielding part includes:
First end face is connected with the bearing and leaning portion；
Second end face is oppositely arranged with the first end face, and is connected with the bearing and leaning portion；
Inner ring surface connects the first end face and the second end face, and is arranged far from the bearing and leaning portion；
Wherein, the first end face is bonded the image side surface of the lens, and the first end face and the second end face are equal
It is bent along the concave and convex direction of the image side surface of the optical section of the lens.
Since first end face and second end face are bent each along the concave and convex direction of lens image side surface, so that shading
Portion can closely shelter from light very much, avoid the generation of stray light.
In addition, being formed by angle between the inner ring surface and the first end face is an acute angle.Due to inner ring surface and
Angle between one end face is acute angle, is inclined so that the inner wall of lens module light hole is directed towards camera lens object side direction here
Tiltedly, thus by parasitic reflection to object side direction, and then it can avoid veiling glare and propagate the image side direction to lens module by image sensing
Device captures, and image quality is caused to be deteriorated.
In addition, the bearing and leaning portion includes:
Upper surface is connected with the first end face；
Lower end surface is oppositely arranged with the upper surface, and is connected with the second end face；
Outer ring surface connects the upper surface and the lower end surface, and is arranged far from the light shielding part；
Wherein, the upper surface resists the image side surface of the lens,
The lens module further includes pressure ring, and the pressure ring is for fixing lens and abutting with the lower end surface.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of lens module in the utility model first embodiment；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the cross-sectional view in the direction A-A in Fig. 2；
Fig. 4 is the enlarged drawing in Fig. 3 at A；
Fig. 5 is the structural schematic diagram of anti-dazzling screen in the utility model first embodiment；
Fig. 6 is the structural schematic diagram of lens module in the utility model second embodiment；
Fig. 7 is the cross-sectional view in the direction B-B in Fig. 6；
Fig. 8 is the enlarged drawing in Fig. 7 at B.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model
In embodiment, many technical details are proposed in order to make reader more fully understand the utility model.But even if without this
A little technical details and various changes and modifications based on the following respective embodiments, also may be implemented each claim of the utility model
Technical solution claimed.
The first embodiment of the utility model is related to a kind of lens module.As shown in Figures 1 to 4.The lens module includes:
Lens barrel 1, lens 2, hollow annular structure anti-dazzling screen 3, wherein lens 2 are arranged in lens barrel 1, and include: 21 He of optical section
It is surrounded on the support portion 22 of optical section 21, anti-dazzling screen 3 is sticked on lens 2, and specifically includes: bearing against the support portion of lens 2
22 bearing and leaning portion 31, the light shielding part 32 for being connected with bearing and leaning portion 31 and extending towards the direction of the optical section of lens 2 21, wherein hold
Relying part 31 is surrounded on the setting of light shielding part 32, and light shielding part 32 is also used to be bent along the shape of the optical section 21 of lens 2.
Present embodiment in terms of existing technologies, due to being provided with the screening being sticked on lens 2 in lens module
Mating plate 3, and the anti-dazzling screen 3 includes: bearing against the bearing and leaning portion 31 of the support portion 22 of lens 2, be connected with bearing and leaning portion 31 and towards
The light shielding part 32 that the direction of the optical section 21 of lens 2 extends, at the same the light shielding part 32 also along the optical section 21 of lens 2 shape into
Row bending, therefore when light is irradiated on the marginal portion or support portion 22 of the optical section 21 of lens 2, it will by anti-dazzling screen 3
It blocks, avoids light from being reflected or reflected by lens 2, form stray light in lens module.
Specifically, as shown in figure 3, said lens 2 include: object side 23, the image side surface 24 opposite with object side 23,
In, object side 23 and image side surface 24 have part to together constitute with optical section 21, separately have part to together constitute with support portion 22, specifically such as
Shown in Fig. 3, in the present embodiment, the center of circle part of object side 23 and the center of circle part of image side surface 24 together constitute with optical section
21, light passes through the central part of the optical section 21, thus be imaged, and region and image side surface of the object side 23 around center of circle part
24 together constitute with support portion 22 around the region of center of circle part, in the present embodiment, multi-disc lens 2 are provided in lens barrel 1, hide
Mating plate 3 is disposed therein on the object side 23 of a piece of lens 2.
Specifically, as shown in Fig. 3 to 5, in the present embodiment, the light shielding part 32 in anti-dazzling screen 3 is specifically included: with hold
The connected first end face 321 of relying part 31, the second end face 322 being oppositely arranged with first end face 321, connect first end face 321 and
The inner ring surface 323 of second end face 322, in addition, bearing and leaning portion 31 specifically includes: being connected with the first end face 321 of light shielding part 32 upper
End face 311, connect upper end at the lower end surface 312 for being oppositely arranged with upper surface 311 and being connected with the second end face of light shielding part 32 322
The outer ring surface 313 in face 311 and lower end surface 312, wherein outer ring surface 313 is oppositely arranged with inner ring surface 323, upper surface 311 and lower end
Face 312 is a plane, in the present embodiment, as shown in figure 4, object of the second end face 322 of light shielding part 32 close to lens 2
Side 23, and first end face 321 and second end face 322 are bent each along the concave and convex direction of the object side 23 of lens 2, together
When bearing and leaning portion 31 lower end surface 312 resist the object sides 23 of lens 2, in addition, in the present embodiment, lens module further includes one
A barn door 5, the barn door 5 are abutted with the upper surface 311 of anti-dazzling screen 3.
In addition, it is necessary to explanation, as shown in figure 3, since light shielding part 32 has sheltered from light, the screening of each lens 2
The inner ring surface 323 in light portion 32 is sequentially connected the inner wall 41 for together constituting with lens module light hole 4, therefore in order to further subtract
Veiling glare in tiny lens mould group, in the present embodiment, it is one that angle is formed by between inner ring surface 323 and first end face 321
Acute angle, as shown in Figures 3 and 4, when being formed by angle between inner ring surface 323 and first end face 321 is an acute angle, inner ring surface
323 are obliquely installed towards the object side direction of lens module, i.e., the inner wall 41 of lens module is at the anti-dazzling screen 3 towards lens module
Object side direction be obliquely installed so that the veiling glare being incident on 4 inner wall 41 of light hole can be reflected to lens module
Object side direction, and then avoidable veiling glare is propagated and is captured to the image side direction of lens module by Image sensor apparatus, causes to be imaged
Quality is deteriorated.
In addition, in the present embodiment, in order to which the lens 2 for enabling anti-dazzling screen 3 that it to be followed to be sticked carry out the curved of adaptability
Folding, therefore the anti-dazzling screen 3 can be a compliant member.
In addition, it is necessary to which explanation, also may include multiple anti-dazzling screens 3, each anti-dazzling screen in a practical situation, in lens module
3 are set on the object side 23 of each lens 2.
The utility model second embodiment is related to a kind of lens module, and second embodiment is the of first embodiment
A kind of alternate embodiments, distinctive points are that in the first embodiment, anti-dazzling screen 3 is set to the object side 23 of lens 2,
And in the present embodiment, anti-dazzling screen 3 is set to 2 image side surface 24 of lens, as shown in Fig. 6 to 8, light shielding part 32 in anti-dazzling screen 3
First end face 321 is close to the image side surface 24 of lens 2, and the first end face 321 of light shielding part 32 and second end face 322 are each along saturating
The concave and convex direction of the image side surface 24 of mirror 2 is bent, while the upper surface 311 of bearing and leaning portion 31 and the image side surface 24 of lens 2 offset,
In addition, in the present embodiment, lens module further includes pressure ring 6, the pressure ring 6 is for fixing lens 2 and the lower end with anti-dazzling screen 3
Face 312 abuts.
In a practical situation, when the marginal portion of the light directive lens 2, it can be sheltered from completely, avoid by anti-dazzling screen 3
The marginal portion that light injects lens 2 is reflected or is reflected by lens 2, to can avoid the generation of stray light.
In addition, it is necessary to explanation, in the present embodiment, as shown in fig. 7, due to light shielding part 32 inner ring surface 323 with
The angle formed between first end face 321 is an acute angle, and as shown in FIG. 7 and 8, first end face 321 is close to the side of inner ring surface 323
It is obliquely installed towards lens module object side direction, i.e., the inner wall 41 of lens module is at the anti-dazzling screen 3 towards the object of lens module
Side direction is obliquely installed, so that the veiling glare being incident on 4 inner wall 41 of light hole can be reflected to the object side of lens module
Direction, and then avoidable veiling glare is propagated and is captured to the image side direction of lens module by Image sensor apparatus, and image quality is caused
It is deteriorated.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific implementation of the utility model
Example, and in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit of the utility model
And range.
Claims (10)
1. a kind of lens module, including lens barrel and the lens being arranged in the lens barrel, the lens include for optics at
The optical section of picture and the support portion being arranged around the optical section, it is characterised in that: the lens module further includes being sticked
The anti-dazzling screen of hollow annular structure on the lens, the anti-dazzling screen include bear against bearing and leaning portion on the support portion, with
The bearing and leaning portion is connected and towards the light shielding part that the direction close to the optical section extends, and the light shielding part is along the optical section
Shape bending.
2. lens module according to claim 1, which is characterized in that the lens include: the neighbouring lens module object
The object side of side, the image side surface opposite with the object side；
The anti-dazzling screen is set to the object side of the lens.
3. lens module according to claim 2, which is characterized in that the light shielding part includes:
First end face is connected with the bearing and leaning portion；
Second end face is oppositely arranged with the first end face, and is connected with the bearing and leaning portion；
Inner ring surface connects the first end face and the second end face, and is arranged far from the bearing and leaning portion；
Wherein, the second end face is bonded the object side of the lens, and the first end face and the second end face are equal
It is bent along the concave and convex direction of the object side of the optical section of the lens.
4. lens module according to claim 3, which is characterized in that institute's shape between the inner ring surface and the second end face
At angle be an acute angle.
5. lens module according to claim 3, which is characterized in that the bearing and leaning portion includes:
Upper surface is connected with the first end face；
Lower end surface is oppositely arranged with the upper surface, and is connected with the second end face；
Outer ring surface connects the upper surface and the lower end surface, and is arranged far from the light shielding part；
Wherein, the lower end surface resists the object side of the lens,
The lens module further includes barn door, and the barn door is abutted with the upper surface of the anti-dazzling screen.
6. lens module according to claim 5, which is characterized in that the upper surface and the lower end surface are plane.
7. lens module according to claim 1, which is characterized in that the lens include: the neighbouring lens module object
The object side of side, the image side surface opposite with the object side；
The anti-dazzling screen is set to the image side surface of the lens.
8. lens module according to claim 7, which is characterized in that the light shielding part includes:
First end face is connected with the bearing and leaning portion；
Second end face is oppositely arranged with the first end face, and is connected with the bearing and leaning portion；
Inner ring surface connects the first end face and the second end face, and is arranged far from the bearing and leaning portion；
Wherein, the first end face is bonded the image side surface of the lens, and the first end face and the second end face each along
The concave and convex direction of the image side surface of the optical section of the lens is bent.
9. lens module according to claim 8, which is characterized in that institute's shape between the inner ring surface and the first end face
At angle be an acute angle.
10. lens module according to claim 8, which is characterized in that the bearing and leaning portion includes:
Upper surface is connected with the first end face；
Lower end surface is oppositely arranged with the upper surface, and is connected with the second end face；
Outer ring surface connects the upper surface and the lower end surface, and is arranged far from the light shielding part；
Wherein, the upper surface resists the image side surface of the lens,
The lens module further includes pressure ring, and the pressure ring is for fixing lens and abutting with the lower end surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820249504.0U CN208188449U (en) | 2018-02-09 | 2018-02-09 | Lens module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820249504.0U CN208188449U (en) | 2018-02-09 | 2018-02-09 | Lens module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208188449U true CN208188449U (en) | 2018-12-04 |
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ID=64440676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820249504.0U Active CN208188449U (en) | 2018-02-09 | 2018-02-09 | Lens module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208188449U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751952A (en) * | 2019-03-29 | 2020-10-09 | 三营超精密光电(晋城)有限公司 | Lens module and electronic device with same |
| CN113777734A (en) * | 2020-06-05 | 2021-12-10 | 三营超精密光电(晋城)有限公司 | Lens assembly, lens module and electronic device |
-
2018
- 2018-02-09 CN CN201820249504.0U patent/CN208188449U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751952A (en) * | 2019-03-29 | 2020-10-09 | 三营超精密光电(晋城)有限公司 | Lens module and electronic device with same |
| CN113777734A (en) * | 2020-06-05 | 2021-12-10 | 三营超精密光电(晋城)有限公司 | Lens assembly, lens module and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200429 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: Raytheon solutions Pte Ltd Address before: No. 8, 1st floor, Tongju Science and Technology Building, 10 65th Street, Hongmao Bridge, Singapore Patentee before: Raytheon Technology (Singapore) Co., Ltd |
|
| TR01 | Transfer of patent right |