CN107370934A - A kind of multi-cam module - Google Patents
A kind of multi-cam module Download PDFInfo
- Publication number
- CN107370934A CN107370934A CN201710852681.8A CN201710852681A CN107370934A CN 107370934 A CN107370934 A CN 107370934A CN 201710852681 A CN201710852681 A CN 201710852681A CN 107370934 A CN107370934 A CN 107370934A
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- CN
- China
- Prior art keywords
- lens
- camera
- imaging sensor
- shutter
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- 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
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/682—Vibration or motion blur correction
- H04N23/685—Vibration or motion blur correction performed by mechanical compensation
Abstract
The embodiment of the invention discloses a kind of multi-cam module, including multiple camera lenses, shutter, lens group and an imaging sensor；Multiple camera lenses are at least a telephoto lens and a wide-angle lens；Whether shutter is arranged on camera lens, identical with the number of camera lens, be emitted by the light of camera lens for controlling；Lens group is used to the light being emitted from shutter being projected to imaging sensor.Multiple camera lenses share an imaging sensor, the light of imaging sensor are projected using shutter control, and the light that camera lens is emitted is projected on imaging sensor through lens group.By setting telephoto lens and wide-angle lens, the optical zoom function of camera module is realized, solves the problems, such as that existing camera module function is single；Realize multiple camera lenses and share an imaging sensor, reduce the manufacturing cost of whole camera module and the use cost of user, be advantageous to camera module and develop towards miniaturization, Highgrade integration direction, the economic results in society having had.
Description
Technical field
The present embodiments relate to photographic equipment technical field, more particularly to a kind of multi-cam module.
Background technology
With user to be imaged picture quality requirement more and more higher, force shooting, photographic equipment technology continuous development, with
Obtain high quality, the picture of fine definition.
The optics quality of camera lens and the size of sensor determine the quality of camera imaging, and with picture pick-up device (such as
Mobile terminal) light, thin requirement, the optics quality of size sensor and camera lens is restricted.And the pixel of single camera exists
Toward facing bottleneck during eminence development, it is impossible to obtain high quality picture by pixel is improved, for example, for mobile phone camera and
Speech, 20,000,000 pixels have reached capacity.In addition, user and not needing mobile phone to realize so high pixel, need on the contrary faster
Focusing speed, aperture soft focus, night bat noise reduction are changed, picture element is improved, improves the functions such as dynamic range, 3D modeling, optical zoom.And
By single camera, can not also be fully achieved even if some algorithms are aided in.Therefore, multi-cam arises at the historic moment.
In multi-cam field, dual camera it is with the fastest developing speed, be sufficiently far away from, obtain when between two cameras
To two pictures between differ sufficiently large, depth of view information can be obtained with algorithm, then using the depth of field (distance) information come
Do the applications such as background blurring, object segmentation, 3D scannings, auxiliary focusing, action recognition；If between two cameras from enough to
Closely, two camera viewfinder range difference very littles, then can utilize the different exposure of two cameras and color information to be HDR,
The applications such as low photo-beat photograph make to be ultimately imaged better quality.
But in existing dual camera module, often camera configures an imaging sensor, i.e., camera with
Imaging sensor is one-to-one configuration, because the cost of imaging sensor is higher, the camera module of this structure not only cost
It is high, function is single, it is larger to also result in whole camera module volume, is unfavorable for miniaturization and Highgrade integration.
Therefore how on the basis of picture quality is ensured, the cost for reducing multi-cam module is those skilled in the art
Urgent problem to be solved.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of multi-cam module, to reduce the cost of multi-cam module.
In order to solve the above technical problems, the embodiment of the present invention provides following technical scheme：
The embodiments of the invention provide a kind of multi-cam module, including：
Lens group, shutter, lens group and an imaging sensor；
The lens group comprises at least a telephoto lens and a wide-angle lens；
The shutter is arranged on the camera lens, identical with the number of the camera lens, for controlling the light by camera lens
Whether it is emitted；
The lens group is used to the light being emitted from shutter being projected to described image sensor.
Optionally, the lens group includes 2 camera lenses.
Optionally, the lens group includes at least two speculums.
Optionally, in addition to：
Optical filter, set in the groove of lens barrel, the shape of the groove matches with the optical filter.
Optionally, cut film is set on the eyeglass of the camera lens, the transmission for selectivity is incident to the dual camera
The light of module.
Optionally, in addition to anti-shaking module, the anti-shaking module include guide rod, magnet and stabilization coil.
Optionally, the anti-shaking module also includes：
Gyroscope, for the lens barrel amount of movement by detecting multi-cam.
Optionally, the central shaft of described image sensor is parallel with the optical axis of the wide-angle lens, and distance between axles is default
In the range of.
The embodiments of the invention provide a kind of multi-cam module, including multiple camera lenses, shutter, lens group and an image
Sensor；Multiple camera lenses are at least a telephoto lens and a wide-angle lens；Shutter is arranged on camera lens, the number with camera lens
It is identical, whether it is emitted by the light of camera lens for controlling；Lens group is used to the light being emitted from shutter being projected to image biography
On sensor.
The advantages of technical scheme that the application provides, is that multiple camera lenses share an imaging sensor, utilizes fast gate
System projects the light of imaging sensor, and the light that camera lens is emitted is projected on imaging sensor through lens group.By setting
At least one telephoto lens and a wide-angle lens are put, the optical zoom function of camera module is realized, solves existing shooting
The problem of module function is single；User can be incident to its light being emitted according to the demand of taking pictures, the shutter of camera lens needed for opening
Imaging sensor, the shutter for not needing camera lens is closed, realize multiple camera lenses and share an imaging sensor, reduce and entirely take the photograph
As the manufacturing cost of module and the use cost of user, be advantageous to camera module and develop towards miniaturization, Highgrade integration direction,
With good economic results in society.
Brief description of the drawings
, below will be to embodiment or existing for the clearer explanation embodiment of the present invention or the technical scheme of prior art
The required accompanying drawing used is briefly described in technology description, it should be apparent that, drawings in the following description are only this hair
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation under a kind of embodiment of multi-cam module provided in an embodiment of the present invention；
Fig. 2 is the structural representation under another embodiment of multi-cam module provided in an embodiment of the present invention
Figure.
Embodiment
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiment is only part of the embodiment of the present invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
Term " first ", " second ", " the 3rd " " in the description and claims of this application and above-mentioned accompanying drawing
Four " etc. be for distinguishing different objects, rather than for describing specific order.In addition term " comprising " and " having " and
Their any deformations, it is intended that cover non-exclusive include.Such as contain the process of series of steps or unit, method,
The step of system, product or equipment are not limited to list or unit, but the step of may include not list or unit.
After the technical scheme of the embodiment of the present invention is described, the various non-limiting realities of detailed description below the application
Apply mode.
Referring first to Fig. 1, Fig. 1 is multi-cam module provided in an embodiment of the present invention under a kind of embodiment
Structure chart, specifically it may include：
Lens group 101, shutter 102, lens group 103 and an imaging sensor 104.
Lens group 101 comprises at least two camera lenses, certainly, or 4 camera lenses, or the camera lens of other numbers, this is not
Influence the realization of the application.
In multiple camera lenses that lens group 101 includes, an at least telephoto lens, one is wide-angle lens, to realize light
Learn zoom function.
Whether shutter 102 is used to control is emitted by the light of camera lens, is arranged on camera lens, is corresponded with camera lens,
That is the number of shutter is identical with the number of camera lens.When which camera lens user need according to the demand of taking pictures, by the camera lens pair
The shutter answered is opened, and is allowed and is projected to by the light of the camera lens with or without lens group on imaging sensor 104；Need not
Camera lens then by corresponding shutter close, then the light by the camera lens is ended, and can not be incident on imaging sensor.
Lens group 103 is used to the light being emitted from shutter being projected to imaging sensor, and lens group 103 may include multiple
Lens, such as speculum, currently, or the combination of other lenses or lens, the application do not do any restriction to this.
The lens number that lens group 103 includes is that can all be projected to image biography in the light for making camera lens be emitted through shutter
Minimal number on sensor, when lens group is speculum, the number at least two of speculum.For example, taken the photograph for double
As head mould group, when imaging sensor is located at below wide-angle lens, it is necessary to by the light projection of telephoto lens to imaging sensor, need
Two speculums are wanted, this is that lens group includes 2 speculums.
Imaging sensor 104 can be ccd sensor, or cmos sensor, and the shape of imaging sensor can be any
Shape, this does not influence the realization of the application.
It should be noted that the application is not limited the position relationship of camera lens, speculum and imaging sensor, as long as can meet
The light that camera lens is emitted is incident to imaging sensor.
But under a kind of particular situation, it is simple and convenient for follow-up light modulation line, and the layout letter of lens group
It is single, can be parallel with the optical axis of wide-angle lens by the central shaft of imaging sensor, and distance between axles is in default scope.Namely
Say, imaging sensor can be placed in the lower section of wide-angle lens, or be placed in the lower section of telephoto lens, so, a camera lens is just
Directly light need not be incident on imaging sensor by shutter by lens group, because the optical axis of camera lens to each other is put down
OK, distance between axles is adjusted within a preset range, controls the distance between the optical axis of wide-angle lens and the optical axis of imaging sensor
It can ensure that imaging sensor is located at the lower section of which camera lens.
The technical scheme of the application is understood in order to which those skilled in the art are clearer, referring to Fig. 2, Fig. 2 is specific
One example, specifically may include：
Dual camera module includes 23, two speculums of shutter of wide-angle lens 21, two of telephoto lens 22, one
24th, an imaging sensor 25.Wherein, imaging sensor 25 is located at the lower section of wide-angle lens 21, when user needs wide-angle lens,
Shutter corresponding to wide-angle lens is opened, shutter close corresponding to telephoto lens is entered by the light of wide-angle lens through shutter
It is incident upon on imaging sensor；When user needs telephoto lens, shutter corresponding to telephoto lens is opened, wide-angle lens is corresponding
Shutter close, reflexed to by the light of telephoto lens through two speculums on imaging sensor.
In technical scheme provided in an embodiment of the present invention, multiple camera lenses share an imaging sensor, utilize fast gate
System projects the light of imaging sensor, and the light that camera lens is emitted is projected on imaging sensor through lens group.By setting
At least one telephoto lens and a wide-angle lens are put, the optical zoom function of camera module is realized, solves existing shooting
The problem of module function is single；User can be incident to its light being emitted according to the demand of taking pictures, the shutter of camera lens needed for opening
Imaging sensor, the shutter for not needing camera lens is closed, realize multiple camera lenses and share an imaging sensor, reduce and entirely take the photograph
As the manufacturing cost of module and the use cost of user, be advantageous to camera module and develop towards miniaturization, Highgrade integration direction,
With good economic results in society.
Based on above-described embodiment, it is contemplated that when being shot when optics deficiency, often cause under-exposure, lead
Cause shooting picture of low quality.Therefore can be in the circumferentially disposed groove of lens barrel madial wall, groove is used to carry optical filter, the shape of groove
Shape matches with optical filter.It can give each eyeglass that one tablet filter is installed, can also give a lens barrel to dispose one, and be arranged on
On first eyeglass or last eyeglass or any one eyeglass, this does not influence the realization of the application.
Optical filter can be infrared fileter, certainly, can also use other optical filters.Using infrared fileter, can correct
The problem of colour cast on daytime, it may also be used for night takes pictures or imaged, and lifts night brightness, reduces snowflake noise, makes picture more soft
With.
For multi-cam module, it is not necessary to, can be at it to an infrared fileter is set before each camera lens
In set before one or several camera lenses.Therefore, can be according to user's request and specific actual feelings when lens bracket designs
Condition, several wherein or 1 inner barrel set the groove of carrying optical filter, specifically where set groove, the application
Any restriction is not done to this.
Because optical filter needs to take certain volume, and need to set groove, in order to which multi-cam module is towards small-sized
Change development, cut film can be set on the eyeglass of the camera lens of the multi-cam module, the transmission for selectivity is incident to double
The light of camera module.Cut film need not be set to each eyeglass, can set wherein before one or several camera lenses
.
Optionally, in order to be further ensured that definition that multi-cam module is taken pictures, based on above-described embodiment, may also include
Anti-shaking module, the anti-shaking module may include guide rod, magnet and stabilization coil.
Wherein, the both ends of guide rod may be provided with returning device, such as spring, and returning device one end may be provided at multi-cam
On the base of module, the other end is arranged on the shell of dual camera.Magnet includes upper magnet and lower magnet, and stabilization coil can be set
Put with below lower magnet, and can be relative in lower magnet interval.
Anti-shaking module can drive stabilization lens movement (to move) the (logical of compensation camera lens shake up and down by galvanomagnetic-effect
Cross fuzzy come what is offset an influence with the counter motion of camera lens jitter direction).Specifically controlled by the gyroscope of detection motion, i.e. top
Spiral shell instrument is by detecting the lens barrel amount of movement of multi-cam, to control anti-shaking module.
By setting anti-shaking module, the quality of the shooting image of dual camera module can be further lifted, is advantageous to be lifted
The usage experience of user.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be with it is other
The difference of embodiment, between each embodiment same or similar part mutually referring to.For dress disclosed in embodiment
For putting, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is referring to method part
Explanation.
Professional further appreciates that, with reference to the unit of each example of the embodiments described herein description
And algorithm steps, can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software, the composition and step of each example are generally described according to function in the above description.These
Function is performed with hardware or software mode actually, application-specific and design constraint depending on technical scheme.Specialty
Technical staff can realize described function using distinct methods to each specific application, but this realization should not
Think beyond the scope of this invention.
Directly it can be held with reference to the step of method or algorithm that the embodiments described herein describes with hardware, processor
Capable software module, or the two combination are implemented.Software module can be placed in random access memory (RAM), internal memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
A kind of multi-cam module provided by the present invention is described in detail above.It is used herein specifically individual
Example is set forth to the principle and embodiment of the present invention, and the explanation of above example is only intended to help to understand the present invention's
Method and its core concept.It should be pointed out that for those skilled in the art, the principle of the invention is not being departed from
On the premise of, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into the claims in the present invention
Protection domain in.
Claims (8)
- A kind of 1. multi-cam module, it is characterised in that including：Lens group, shutter, lens group and an imaging sensor；The lens group comprises at least a telephoto lens and a wide-angle lens；Whether the shutter is arranged on camera lens, identical with the number of the camera lens, be emitted by the light of camera lens for controlling；The lens group is used to the light being emitted from shutter being projected to described image sensor.
- 2. multi-cam module according to claim 1, it is characterised in that the lens group includes 2 camera lenses.
- 3. multi-cam module according to claim 1, it is characterised in that the lens group includes at least two reflections Mirror.
- 4. multi-cam module according to claim 1, it is characterised in that also include：Optical filter, set in the groove of lens barrel, the shape of the groove matches with the optical filter.
- 5. the multi-cam module according to Claims 1-4 any one, it is characterised in that on the eyeglass of the camera lens Cut film is set, and the transmission for selectivity is incident to the light of the dual camera module.
- 6. multi-cam module according to claim 5, it is characterised in that also including anti-shaking module, the anti-shaking module Including guide rod, magnet and stabilization coil.
- 7. multi-cam module according to claim 6, it is characterised in that the anti-shaking module also includes：Gyroscope, for the lens barrel amount of movement by detecting multi-cam.
- 8. the multi-cam module according to Claims 1-4 any one, it is characterised in that described image sensor Central shaft is parallel with the optical axis of the wide-angle lens, and distance between axles is in default scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852681.8A CN107370934A (en) | 2017-09-19 | 2017-09-19 | A kind of multi-cam module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852681.8A CN107370934A (en) | 2017-09-19 | 2017-09-19 | A kind of multi-cam module |
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| Publication Number | Publication Date |
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| CN107370934A true CN107370934A (en) | 2017-11-21 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710852681.8A Pending CN107370934A (en) | 2017-09-19 | 2017-09-19 | A kind of multi-cam module |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108111731A (en) * | 2017-12-27 | 2018-06-01 | 信利光电股份有限公司 | A kind of camera module |
| CN108737700A (en) * | 2018-05-11 | 2018-11-02 | 上海隽韬创意设计发展有限公司 | Photographic device |
| CN110087067A (en) * | 2019-05-20 | 2019-08-02 | 奥普特视觉科技(苏州)有限公司 | A kind of multi-channel image detection device and its application method based on coaxial light source |
| CN111243028A (en) * | 2018-11-09 | 2020-06-05 | 杭州海康威视数字技术股份有限公司 | Electronic equipment and lens association method and device |
| CN111901503A (en) * | 2019-05-05 | 2020-11-06 | 华为技术有限公司 | Camera module, terminal equipment, imaging method and imaging device |
| CN112672027A (en) * | 2020-12-30 | 2021-04-16 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN112911109A (en) * | 2021-01-20 | 2021-06-04 | 维沃移动通信有限公司 | Electronic device and shooting method |
| CN113132597A (en) * | 2021-04-01 | 2021-07-16 | Oppo广东移动通信有限公司 | Image acquisition system and terminal |
| WO2021258908A1 (en) * | 2020-06-22 | 2021-12-30 | 中兴通讯股份有限公司 | Camera module and control method therefor, and terminal device |
| CN114726972A (en) * | 2021-01-04 | 2022-07-08 | 北京小米移动软件有限公司 | Camera module, control method and device thereof, storage medium and electronic equipment |
| WO2023087146A1 (en) * | 2021-11-16 | 2023-05-25 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Imaging lens assembly, camera module and imaging device |
| CN116708983A (en) * | 2023-08-03 | 2023-09-05 | 荣耀终端有限公司 | Lens module, camera module and electronic equipment |
| US11796893B2 (en) | 2019-05-05 | 2023-10-24 | Huawei Technologies Co., Ltd. | Compact camera module and terminal device |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108111731A (en) * | 2017-12-27 | 2018-06-01 | 信利光电股份有限公司 | A kind of camera module |
| CN108737700A (en) * | 2018-05-11 | 2018-11-02 | 上海隽韬创意设计发展有限公司 | Photographic device |
| CN111243028A (en) * | 2018-11-09 | 2020-06-05 | 杭州海康威视数字技术股份有限公司 | Electronic equipment and lens association method and device |
| CN111243028B (en) * | 2018-11-09 | 2023-09-08 | 杭州海康威视数字技术股份有限公司 | Electronic equipment and lens association method and device |
| CN111901503A (en) * | 2019-05-05 | 2020-11-06 | 华为技术有限公司 | Camera module, terminal equipment, imaging method and imaging device |
| US11796893B2 (en) | 2019-05-05 | 2023-10-24 | Huawei Technologies Co., Ltd. | Compact camera module and terminal device |
| CN111901503B (en) * | 2019-05-05 | 2022-11-08 | 华为技术有限公司 | Camera module, terminal equipment, imaging method and imaging device |
| CN110087067A (en) * | 2019-05-20 | 2019-08-02 | 奥普特视觉科技(苏州)有限公司 | A kind of multi-channel image detection device and its application method based on coaxial light source |
| WO2021258908A1 (en) * | 2020-06-22 | 2021-12-30 | 中兴通讯股份有限公司 | Camera module and control method therefor, and terminal device |
| CN112672027B (en) * | 2020-12-30 | 2022-04-22 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN112672027A (en) * | 2020-12-30 | 2021-04-16 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN114726972A (en) * | 2021-01-04 | 2022-07-08 | 北京小米移动软件有限公司 | Camera module, control method and device thereof, storage medium and electronic equipment |
| CN112911109B (en) * | 2021-01-20 | 2023-02-24 | 维沃移动通信有限公司 | Electronic device and shooting method |
| CN112911109A (en) * | 2021-01-20 | 2021-06-04 | 维沃移动通信有限公司 | Electronic device and shooting method |
| CN113132597A (en) * | 2021-04-01 | 2021-07-16 | Oppo广东移动通信有限公司 | Image acquisition system and terminal |
| CN113132597B (en) * | 2021-04-01 | 2023-04-07 | Oppo广东移动通信有限公司 | Image acquisition system and terminal |
| WO2023087146A1 (en) * | 2021-11-16 | 2023-05-25 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Imaging lens assembly, camera module and imaging device |
| CN116708983A (en) * | 2023-08-03 | 2023-09-05 | 荣耀终端有限公司 | Lens module, camera module and electronic equipment |
| CN116708983B (en) * | 2023-08-03 | 2023-11-21 | 荣耀终端有限公司 | Lens module, camera module and electronic equipment |
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