WO2021120158A1 - 镜头结构 - Google Patents
镜头结构 Download PDFInfo
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- WO2021120158A1 WO2021120158A1 PCT/CN2019/126909 CN2019126909W WO2021120158A1 WO 2021120158 A1 WO2021120158 A1 WO 2021120158A1 CN 2019126909 W CN2019126909 W CN 2019126909W WO 2021120158 A1 WO2021120158 A1 WO 2021120158A1
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- WIPO (PCT)
- Prior art keywords
- lens
- light
- assembling
- close
- optical axis
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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
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
Definitions
- the utility model belongs to the technical field of optical structures, and particularly relates to a lens structure.
- the lens structure of the related art usually includes a lens barrel, a lens group accommodated in the lens barrel, and a light shielding plate arranged between the lenses of the lens barrel.
- a stacking method is used when assembling the lens group and the light shielding plate. The assembly of the lens and the shading plate is difficult, the accuracy is not high, and it also affects the effect of absorbing stray light.
- the purpose of the utility model is to provide a lens structure in which the light-shielding component has a simple assembly method and can ensure the assembly accuracy, and at the same time can ensure a good effect of absorbing stray light.
- a lens structure includes a lens barrel with an accommodation space and a lens group accommodated in the accommodation space.
- the lens group includes at least a first lens and a second lens arranged in sequence.
- the first lens includes a lens for imaging The first main body portion and the first supporting portion extending outwardly from the outer periphery of the first main body portion
- the second lens includes a second main body portion for imaging and outwardly from the outer periphery of the second main body portion
- An extended second supporting portion, the first lens and the second lens are respectively assembled with the lens barrel through the first supporting portion and the second supporting portion, the first main body portion
- a light propagation space is formed between the second main body and the second main body, wherein the lens structure further includes a shading part sandwiched between the first lens and the second lens, and the shading part includes The light-shielding tube of the light passage and the assembling part formed by bending and extending from one end of the light-shielding tube, the light-shielding tube has a first wall surface close
- the assembling structure is an assembling groove recessed from the side of the first supporting portion close to the second lens in a direction away from the second lens, and the assembling portion is closer to the light-shielding tube.
- the edge of the first lens extends in a direction away from the second lens, and the assembling part is fitted into the assembling groove.
- the assembling structure is an assembling plane perpendicular to the optical axis of the lens structure on the first supporting portion, and the assembling portion is approached from the edge of the light-shielding tube close to the first lens. It is formed to extend in a direction perpendicular to the optical axis, and the assembling portion abuts against the assembling plane.
- the assembling structure is an assembling groove recessed from the side of the first supporting portion close to the second lens in a direction away from the second lens
- the assembling portion includes an assembling groove from the light-shielding tube A connecting plate bent and extended in a direction close to the optical axis close to the edge of the first lens and an abutting structure bent and extended from the edge of the connecting plate away from the light-shielding tube, the abutting structure extends Into the assembling groove and abut against the inner wall of the assembling groove.
- the abutting structure includes a first top piece bent and extended from an edge of the connecting plate away from the light-shielding tube, and a first top piece bent from an edge of the first top piece away from the connecting plate An extended second top abutment piece, the first top abutment piece and the second top abutment piece respectively butt against the side wall and the bottom wall of the assembling groove.
- the bottom wall of the assembling groove is perpendicular to the optical axis.
- the first wall surface is subjected to black oxidation treatment.
- the first wall surface is sprayed with a light-absorbing substance.
- the light-shielding tube is a ring-shaped structure coaxial with the optical axis, and the extending direction of the light-shielding tube has an angle with the optical axis.
- the lens structure further includes a support ring embedded in the lens barrel and located between the first lens and the second lens, the support ring surrounds the light-shielding component, the The side of the first supporting portion close to the second lens and the side of the second supporting portion close to the first lens respectively abut against two opposite sides of the support ring.
- the shading component of this scheme is easy to assemble and can ensure assembly accuracy, and the shading component can absorb impurities. Light, can ensure a good effect of absorbing stray light, thereby improving the shooting quality of the lens structure.
- FIG. 1 is a schematic cross-sectional view of the lens structure of the first implementation manner of the embodiment of the present invention
- Figure 2 is an enlarged view of detail A in Figure 1;
- FIG. 3 is a schematic cross-sectional view of the lens structure of the second implementation manner of the embodiment of the present invention.
- Figure 4 is an enlarged view of detail B in Figure 3;
- FIG. 5 is a schematic cross-sectional view of the lens structure of the third implementation manner of the embodiment of the present invention.
- Fig. 6 is an enlarged view of detail C in Fig. 5.
- a lens structure as shown in Figs. 1-6, includes a lens barrel 1 with an accommodation space and a lens group 2 accommodated in the accommodation space.
- the lens group 2 includes at least a first lens 21 and a second lens 22 arranged in sequence,
- the first lens 21 includes a first body portion 211 for imaging and a first supporting portion 212 extending outward from the outer periphery of the first body portion 211, and the second lens 22 includes a second body portion 221 for imaging and a self
- the second supporting portion 222 is formed by extending the outer circumference of the second main body portion 221.
- the first lens 21 and the second lens 22 are assembled with the lens barrel 1 through the first supporting portion 212 and the second supporting portion 222, respectively.
- a light propagation space 01 is formed between the main body portion 211 and the second main body portion 221.
- the lens structure further includes a light shielding member 3 sandwiched between the first lens 21 and the second lens 22.
- the light shielding member 3 includes a light shielding with a light passage.
- the barrel 31 and the assembling portion 32 formed by bending and extending from one end of the light shielding barrel 31.
- the light shielding barrel 31 has a first wall surface 311 close to the optical axis of the lens structure, a second wall surface 312 away from the optical axis of the lens structure, and a mounting portion 32 far away And the top abutment surface 313 connected to the first wall surface 311 and the second wall surface 312, the first bearing portion 212 is provided with an assembly structure 02 on the side close to the second lens 22, and the assembly portion 32 abuts against the assembly structure 02 and abuts the top surface 313 Abutting against the side of the second supporting portion 222 close to the first lens 21, the first wall surface 311 surrounds the light propagation space 01.
- the assembling portion 32 of the shading component 3 is placed in the lens barrel 1 toward the first lens 21, so that the assembling portion 32 is pressed against the assembling structure 02 on the first lens 21
- the second lens 22 is assembled into the lens barrel 1, so that the corresponding position of the second lens 22 is against the top surface 313 of the shading part 3, and finally the remaining parts are installed in sequence.
- the shading part 3 of this solution The assembly method is simple and the assembly accuracy can be ensured.
- the shading member 3 can absorb stray light, which can ensure a good effect of absorbing stray light, thereby improving the shooting quality of the lens structure.
- the first wall surface 311 is subjected to surface treatment to improve the light absorption ability.
- the first wall surface 311 may be subjected to a black oxidation treatment, or a light-absorbing substance, such as inkjet, may be sprayed on the first wall surface 311.
- the light-shielding barrel 31 is a ring structure coaxial with the optical axis, and the extending direction of the light-shielding barrel 31 has an angle with the optical axis. In practical applications, it can be set according to the diameter and distance between the first main body portion 211 and the second main body portion 221, so as to meet the technical requirements and ensure that the light-shielding tube 31 surrounds the light propagation space 01 to prevent stray light from affecting the first lens The light transmission between 21 and the second lens 22 ensures the imaging quality of the lens structure.
- the lens structure further includes a support ring 4 embedded in the lens barrel 1 and located between the first lens 21 and the second lens 22.
- the support ring 4 surrounds the light shielding member 3, and the first supporting portion 212 is close to the second lens
- the side 22 and the side of the second supporting portion 222 close to the first lens 21 respectively abut on opposite sides of the support ring 4.
- the arrangement of the support ring 4 can ensure that the distance between the first lens 21 and the second lens 22 is fixed, so that the shading member 3 avoids excessive pressure, thereby realizing the protection of the shading member 3.
- the assembling structure 02 is an assembling groove 021 recessed from the side of the first supporting portion 212 close to the second lens 22 in a direction away from the second lens 22, and the assembling portion 32 is facing away from the edge of the light shielding barrel 31 close to the first lens 21
- the second lens 22 extends in the direction, and the assembling part 32 is fitted into the assembling groove 021.
- the assembling groove 021 is an annular groove coaxial with the optical axis of the lens structure, and the assembling groove 021 is a trapezoidal groove.
- the extension direction of the assembling portion 32 is parallel to the optical axis of the lens structure.
- the assembling portion 32 of the shading component 3 is embedded in the assembling groove 021 to be accurately positioned with the first lens 21, thereby ensuring the reliability of assembly.
- the cross section of the assembly groove 021 may be a rectangular groove, a triangular groove or a semicircular groove, etc., and the assembly portion 32 may extend obliquely, as long as the positional relationship between the shading component 3 and the first lens 21 can be ensured That's it.
- the assembling structure 02 is an assembling plane 022 perpendicular to the optical axis of the lens structure on the first supporting portion 212, and the assembling portion 32 extends from the edge of the light-shielding barrel 31 close to the first lens 21 in a direction approaching and perpendicular to the optical axis.
- the assembling part 32 abuts against the assembling plane 022.
- the assembling part 32 of the shading component 3 is placed on the side of the first lens 21 facing the first lens 21, and the assembling part 32 is closely attached to the assembling plane 022 to ensure that the shading component 3 and For the relative position between the first lens 21, the middle part of the assembling part 32 has an opening for light to pass through, so as to ensure the normal imaging function of the lens structure.
- the assembling structure 02 is an assembling groove 021 recessed from the side of the first supporting portion 212 close to the second lens 22 in a direction away from the second lens 22, and the assembling portion 32 includes an edge of the light-shielding barrel 31 that faces the first lens 21.
- the abutting structure includes a first abutting piece 322 bent and extending from the edge of the connecting plate 321 away from the light-shielding barrel 31, and a second abutting piece 323 bent and extending from the edge of the first abutting piece 322 away from the connecting plate 321 ,
- the first abutting piece 322 and the second abutting piece 323 respectively abut against the side wall 0211 and the bottom wall 0212 of the assembling groove 021.
- the connecting plate 321 bends and extends in a direction close to the optical axis of the lens structure
- the first top plate 322 bends and extends in a direction close to the optical axis of the lens structure and close to the assembling groove 021.
- the corresponding side wall 0211 of the groove 021 is consistent with the extending direction of the first top plate 322, and the second top plate 323 extends in a direction close to the optical axis of the lens structure and perpendicular to the optical axis.
- the bottom of the assembly groove 021 The wall 0212 is perpendicular to the optical axis.
- the first top plate 322 can be close to the corresponding side wall 0211 of the assembly groove 021, and the second top plate 323 can be close to the bottom wall 0212 of the assembly groove 021, thereby ensuring the assembly of the light-shielding component 3 Accuracy of location.
- the extending direction of the connecting plate 321 may be parallel to the optical axis and close to the first lens 21, and the extending direction of the connecting plate 321 may also be far away from the optical axis and close to the first lens 21.
- Direction; the extension direction of the first top plate 322 can be parallel to the optical axis and close to the direction of the first lens 21, the extension direction of the first top plate 322 can also be vertical and close to the optical axis;
- the second top The extension direction of the sheet 323 may be a direction close to the optical axis and close to the first lens 21, and the extension direction of the second anti-top sheet 323 may also be a direction close to the optical axis and away from the first lens 21.
- the abutment structure may also include the third, fourth, fifth, etc. extension pieces arranged in sequence at the end of the second extension piece, as long as they can make the shading member 3 and the first lens 21 Any structure with a relatively definite location is acceptable.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
一种镜头结构，包括镜头筒（1）及镜片组（2），镜片组（2）至少包括第一镜片（21）和第二镜片（22），第一镜片（21）包括第一主体部（211）及第一承靠部（212），第二镜片（22）包括第二主体部（221）及第二承靠部（222），第一主体部（211）和第二主体部（221）之间形成光线传播空间，镜头结构还包括夹设于第一镜片（21）和第二镜片（22）之间的遮光部件（3），遮光部件（3）包括遮光筒（31）及装配部（32），遮光筒（31）具有第一壁面（311）、第二壁面（312）以及抵顶面（313），第一承靠部（212）的靠近第二镜片（22）侧设置装配结构（02），装配部（32）抵顶于装配结构（02），抵顶面（313）抵顶于第二承靠部（222），第一壁面（311）围合于光线传播空间外。遮光部件（3）装配方式简单且能保证装配精度，同时遮光部件（3）可以吸收杂光，可以保证良好的吸收杂光的效果，从而提高镜头结构的拍摄质量。
Description
本实用新型属于光学结构技术领域，尤其涉及镜头结构。
随着科技的不断发展，人们对电子设备的各种功能都追求更佳的质量，电子设备的各种功能很大程度上依赖于其硬件质量，其中拍照摄像功能需要依赖于其镜头结构。
相关技术的镜头结构通常包括镜头筒、收容于镜头筒内的镜片组及设置在镜头筒的镜片之间的遮光板，然而相关技术中由于组装镜片组和遮光板时采用的是堆叠方式，使得镜片和遮光板的组装难度大，精度不高，同时影响吸收杂光的效果。
本实用新型的目的在于提供一种镜头结构，遮光部件的装配方式简单且能保证装配精度，同时可以保证良好的吸收杂光的效果。
本实用新型的技术方案如下：
一种镜头结构，包括具有收容空间的镜头筒及收容于所述收容空间内的镜片组，所述镜片组至少包括依次设置的第一镜片和第二镜片，所述第一镜片包括用于成像的第一主体部及自所述第一主体部外周朝外延伸形成的第一承靠部，所述第二镜片包括用于成像的第二主体部及自所述第二主体部外周朝外延伸形成的第二承靠部，所述第一镜片和所述第二镜片分别通过所述第一承靠部和所述第二承靠部与所述镜头筒装配，所述第一主体部和所述第二主体部之间形成光线传播空间，其特征在于，所述镜头结构还包括夹设于所述第一镜片和所述第二镜片之间的遮光部件，所述遮光部件包括具有通光通道的遮光筒及自所述遮光筒的一端弯折延伸形成的装配部，所述遮光筒具有靠近所述镜头结构的光轴的第一壁面、远离所述镜头结构的光轴的第二壁面以及远离所述装配部且与所述第一壁面和第二壁面相连的抵顶面，所述第一承靠部的靠近所述第二镜片侧设置装配结构，所述装配部抵顶于所述装配结构，所述抵顶面抵顶于所述第二承靠部的靠近所述第一镜片侧，所述第一壁面围合于所述光线传播空间外。
进一步地，所述装配结构为自所述第一承靠部的靠近所述第二镜片侧朝远离所述第二镜片的方向凹陷形成的装配槽，所述装配部自所述遮光筒的靠近所述第一镜片的边缘朝远离所述第二镜片的方向延伸形成，所述装配部嵌合于所述装配槽内。
进一步地，所述装配结构为所述第一承靠部上垂直于所述镜头结构的光轴的装配平面，所述装配部自所述遮光筒的靠近所述第一镜片的边缘朝靠近且垂直于所述光轴的方向延伸形成，所述装配部抵紧于所述装配平面。
进一步地，所述装配结构为自所述第一承靠部的靠近所述第二镜片侧朝远离所述第二镜片的方向凹陷形成的装配槽，所述装配部包括自所述遮光筒的靠近所述第一镜片的边缘朝靠近所述光轴的方向弯折延伸的连接板及自所述连接板的远离所述遮光筒的边缘弯折延伸的抵接结构，所述抵接结构伸入所述装配槽内并与所述装配槽的内壁抵顶。
进一步地，所述抵接结构包括自所述连接板的远离所述遮光筒的边缘弯折延伸的第一抵顶片及自所述第一抵顶片的远离所述连接板的边缘弯折延伸的第二抵顶片，所述第一抵顶片和所述第二抵顶片分别抵顶所述装配槽的侧壁和底壁。
进一步地，所述装配槽的底壁垂直于所述光轴。
进一步地，所述第一壁面经过黑色氧化处理。
进一步地，所述第一壁面喷涂吸光物质。
进一步地，所述遮光筒为与所述光轴同轴的环形结构，所述遮光筒的延伸方向与所述光轴具有夹角。
进一步地，所述镜头结构还包括嵌设于所述镜头筒内且位于所述第一镜片和所述第二镜片之间的支撑环，所述支撑环环绕于所述遮光部件外，所述第一承靠部的靠近所述第二镜片侧和所述第二承靠部的靠近所述第一镜片侧分别抵顶于所述支撑环相对的两侧。
本实用新型的有益效果在于：
将第一镜片安装到镜头筒内之后，把遮光部件的装配部朝向第一镜片放入到镜头筒内，使装配部与第一镜片上的装配结构抵顶装配，之后再将第二镜片装配到镜头筒内，使第二镜片的对应位置与遮光部件的抵顶面相抵顶，最后把剩余的部件依次安装，本方案的遮光部件装配方式简单且能保证装配精度，同时遮光部件可以吸收杂光，可以保证良好的吸收杂光的效果，从而提高镜头结构的拍摄质量。
图1为本实用新型实施例第一种实现方式的镜头结构的剖面示意图；
图2为图1中细节A的放大图；
图3为本实用新型实施例第二种实现方式的镜头结构的剖面示意图；
图4为图3中细节B的放大图；
图5为本实用新型实施例第三种实现方式的镜头结构的剖面示意图；
图6为图5中细节C的放大图。
下面结合附图和实施方式对本实用新型作进一步说明。
一种镜头结构，如图1-6所示，包括具有收容空间的镜头筒1及收容于收容空间内的镜片组2，镜片组2至少包括依次设置的第一镜片21和第二镜片22，第一镜片21包括用于成像的第一主体部211及自第一主体部211外周朝外延伸形成的第一承靠部212，第二镜片22包括用于成像的第二主体部221及自第二主体部221外周朝外延伸形成的第二承靠部222，第一镜片21和第二镜片22分别通过第一承靠部212和第二承靠部222与镜头筒1装配，第一主体部211和第二主体部221之间形成光线传播空间01，镜头结构还包括夹设于第一镜片21和第二镜片22之间的遮光部件3，遮光部件3包括具有通光通道的遮光筒31及自遮光筒31的一端弯折延伸形成的装配部32，遮光筒31具有靠近镜头结构的光轴的第一壁面311、远离镜头结构的光轴的第二壁面312以及远离装配部32且与第一壁面311和第二壁面312相连的抵顶面313，第一承靠部212的靠近第二镜片22侧设置装配结构02，装配部32抵顶于装配结构02，抵顶面313抵顶于第二承靠部222的靠近第一镜片21侧，第一壁面311围合于光线传播空间01外。
将第一镜片21安装到镜头筒1内之后，把遮光部件3的装配部32朝向第一镜片21放入到镜头筒1内，使装配部32与第一镜片21上的装配结构02抵顶装配，之后再将第二镜片22装配到镜头筒1内，使第二镜片22的对应位置与遮光部件3的抵顶面313相抵顶，最后把剩余的部件依次安装，本方案的遮光部件3装配方式简单且能保证装配精度，同时遮光部件3可以吸收杂光，可以保证良好的吸收杂光的效果，从而提高镜头结构的拍摄质量。
在本实施例中，第一壁面311经过提高吸光能力的表面处理。具体的，可以将第一壁面311经过黑色氧化处理，也可以在第一壁面311喷涂吸光物质，如喷墨。
遮光筒31为与光轴同轴的环形结构，遮光筒31的延伸方向与光轴具有夹角。在实际应用中，可以根据第一主体部211和第二主体部221的直径及相距的距离进行设置，从而符合技术要求，保证遮光筒31包围光线传播空间01，以防止杂光影响第一镜片21和第二镜片22之间的光线传播，保证镜头结构的成像质量。
镜头结构还包括嵌设于镜头筒1内且位于第一镜片21和第二镜片22之间的支撑环4，支撑环4环绕于遮光部件3外，第一承靠部212的靠近第二镜片22侧和第二承靠部222的靠近第一镜片21侧分别抵顶于支撑环4相对的两侧。支撑环4的设置可以保证第一镜片21和第二镜片22之间的距离固定，使遮光部件3避免承受过大压力，从而实现对遮光部件3的保护。
如图1、2所示，在本实施例的第一种实现方式中：
装配结构02为自第一承靠部212的靠近第二镜片22侧朝远离第二镜片22的方向凹陷形成的装配槽021，装配部32自遮光筒31的靠近第一镜片21的边缘朝远离第二镜片22的方向延伸形成，装配部32嵌合于装配槽021内。
具体的，在本实现方式中，装配槽021为与镜头结构的光轴同轴的环形槽，装配槽021为梯形槽，装配部32的延伸方向平行于镜头结构的光轴，在装配时将遮光部件3的装配部32嵌置于装配槽021内即可与第一镜片21定位准确，从而保证装配可靠性。在本实现方式的其他替代方式中，装配槽021的截面可以是矩形槽、三角槽或半圆槽等，装配部32可以倾斜延伸，只要能保证遮光部件3与第一镜片21之间的位置关系即可。
如图3、4所示，在本实施例的第二种实现方式中：
装配结构02为第一承靠部212上垂直于镜头结构的光轴的装配平面022，装配部32自遮光筒31的靠近第一镜片21的边缘朝靠近且垂直于光轴的方向延伸形成，装配部32抵紧于装配平面022。
具体的，在本实现方式中，将遮光部件3的装配部32朝向第一镜片21放置在第一镜片21的一侧，使装配部32与装配平面022贴紧，即可保证遮光部件3与第一镜片21之间的相对位置，装配部32的中部具有供光线通过的开口，从而保证镜头结构的正常成像功能。
如图5、6所示，在本实施例的第三种实现方式中：
装配结构02为自第一承靠部212的靠近第二镜片22侧朝远离第二镜片22的方向凹陷形成的装配槽021，装配部32包括自遮光筒31的靠近第一镜片21的边缘朝靠近光轴的方向弯折延伸的连接板321及自连接板321的远离遮光筒31的边缘弯折延伸的抵接结构，抵接结构伸入装配槽021内并与装配槽021的内壁抵顶。
抵接结构包括自连接板321的远离遮光筒31的边缘弯折延伸的第一抵顶片322及自第一抵顶片322的远离连接板321的边缘弯折延伸的第二抵顶片323，第一抵顶片322和第二抵顶片323分别抵顶装配槽021的侧壁0211和底壁0212。
具体的，在本实现方式中，连接板321朝向靠近镜头结构的光轴的方向弯折延伸，第一抵顶片322朝向靠近镜头结构的光轴及靠近装配槽021的方向弯折延伸，装配槽021的对应侧壁0211与第一抵顶片322的延伸方向一致，第二抵顶片323朝靠近镜头结构的光轴且垂直于该光轴的方向延伸，对应的，装配槽021的底壁0212垂直于光轴，因此，第一抵顶片322能贴紧装配槽021的对应侧壁0211，第二抵顶片323能够贴紧装配槽021的底壁0212，从而保证遮光部件3装配位置的准确性。
在本实现方式的其他替代方式中，连接板321的延伸方向可以是平行于光轴且靠近第一镜片21的方向，连接板321的延伸方向还可以是远离光轴且靠近第一镜片21的方向；第一抵顶片322的延伸方向可以是平行于光轴且靠近第一镜片21的方向，第一抵顶片322的延伸方向也可以是垂直且靠近光轴的方向；第二抵顶片323的延伸方向可以是靠近光轴且靠近第一镜片21的方向，第二抵顶片323的延伸方向也可以是靠近光轴且远离第一镜片21的方向。在本实现方式的其他替代方式中，抵接结构还可以包括第三、第四、第五等在第二延伸片末端依次排列的延伸片，只要是能使遮光部件3与第一镜片21的位置相对确定的结构均可。
以上所述的仅是本实用新型的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本实用新型创造构思的前提下，还可以做出改进，但这些均属于本实用新型的保护范围。
Claims (10)
- 一种镜头结构，包括具有收容空间的镜头筒及收容于所述收容空间内的镜片组，所述镜片组至少包括依次设置的第一镜片和第二镜片，所述第一镜片包括用于成像的第一主体部及自所述第一主体部外周朝外延伸形成的第一承靠部，所述第二镜片包括用于成像的第二主体部及自所述第二主体部外周朝外延伸形成的第二承靠部，所述第一镜片和所述第二镜片分别通过所述第一承靠部和所述第二承靠部与所述镜头筒装配，所述第一主体部和所述第二主体部之间形成光线传播空间，其特征在于，所述镜头结构还包括夹设于所述第一镜片和所述第二镜片之间的遮光部件，所述遮光部件包括具有通光通道的遮光筒及自所述遮光筒的一端弯折延伸形成的装配部，所述遮光筒具有靠近所述镜头结构的光轴的第一壁面、远离所述镜头结构的光轴的第二壁面以及远离所述装配部且与所述第一壁面和第二壁面相连的抵顶面，所述第一承靠部的靠近所述第二镜片侧设置装配结构，所述装配部抵顶于所述装配结构，所述抵顶面抵顶于所述第二承靠部的靠近所述第一镜片侧，所述第一壁面围合于所述光线传播空间外。
- 根据权利要求1所述的镜头结构，其特征在于，所述装配结构为自所述第一承靠部的靠近所述第二镜片侧朝远离所述第二镜片的方向凹陷形成的装配槽，所述装配部自所述遮光筒的靠近所述第一镜片的边缘朝远离所述第二镜片的方向延伸形成，所述装配部嵌合于所述装配槽内。
- 根据权利要求1所述的镜头结构，其特征在于，所述装配结构为所述第一承靠部上垂直于所述镜头结构的光轴的装配平面，所述装配部自所述遮光筒的靠近所述第一镜片的边缘朝靠近且垂直于所述光轴的方向延伸形成，所述装配部抵紧于所述装配平面。
- 根据权利要求1所述的镜头结构，其特征在于，所述装配结构为自所述第一承靠部的靠近所述第二镜片侧朝远离所述第二镜片的方向凹陷形成的装配槽，所述装配部包括自所述遮光筒的靠近所述第一镜片的边缘朝靠近所述光轴的方向弯折延伸的连接板及自所述连接板的远离所述遮光筒的边缘弯折延伸的抵接结构，所述抵接结构伸入所述装配槽内并与所述装配槽的内壁抵顶。
- 根据权利要4所述的镜头结构，其特征在于，所述抵接结构包括自所述连接板的远离所述遮光筒的边缘弯折延伸的第一抵顶片及自所述第一抵顶片的远离所述连接板的边缘弯折延伸的第二抵顶片，所述第一抵顶片和所述第二抵顶片分别抵顶所述装配槽的侧壁和底壁。
- 根据权利要5所述的镜头结构，其特征在于，所述装配槽的底壁垂直于所述光轴。
- 根据权利要求6所述的镜头结构，其特征在于，所述第一壁面经过黑色氧化处理。
- 根据权利要求6所述的镜头结构，其特征在于，所述第一壁面喷涂吸光物质。
- 根据权利要求1所述的镜头结构，其特征在于，所述遮光筒为与所述光轴同轴的环形结构，所述遮光筒的延伸方向与所述光轴具有夹角。
- 根据权利要1-9中任意一项所述的镜头结构，其特征在于，所述镜头结构还包括嵌设于所述镜头筒内且位于所述第一镜片和所述第二镜片之间的支撑环，所述支撑环环绕于所述遮光部件外，所述第一承靠部的靠近所述第二镜片侧和所述第二承靠部的靠近所述第一镜片侧分别抵顶于所述支撑环相对的两侧。
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