CN109462722A - Image acquisition device and electronic equipment - Google Patents
Image acquisition device and electronic equipment Download PDFInfo
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- CN109462722A CN109462722A CN201811489792.8A CN201811489792A CN109462722A CN 109462722 A CN109462722 A CN 109462722A CN 201811489792 A CN201811489792 A CN 201811489792A CN 109462722 A CN109462722 A CN 109462722A
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- 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
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Abstract
The utility model provides an image acquisition device and electronic equipment relates to image processing technology field, image acquisition device includes: the light splitting assembly is used for receiving an incident light beam from a light inlet and splitting the received incident light beam into a plurality of target sub-light beams; and the camera modules are arranged on the emergent light path of each target sub-beam and are used for imaging according to each target sub-beam. This openly can reduce into the quantity and the area of light mouth, reduced the many camera module formation of image degree of difficulty, improved the imaging quality.
Description
Technical field
This disclosure relates to technical field of image processing, in particular to a kind of image collecting device and electronic equipment.
Background technique
In order to reach good zoom and night shooting function, shooting effect, the camera module in the terminals such as mobile phone are improved
Commonly using multi-cam mould group, such as dual camera, three cameras either four cameras etc..
In the related technology, in the structure of multi-cam mould group, it is often necessary to the aperture of respective numbers is outputed on mobile phone battery cover,
It either needs to output the aperture of a larger area in mobile phone battery cover.By taking dual camera as an example, need on the shell of mobile phone
2 apertures are outputed, as shown in Figure 1；Or 1 large opening is outputed on the shell of mobile phone, as shown in Figure 2.
But in the way of in Fig. 1 and in Fig. 2, will lead to aperture quantity is more and the area of aperture is larger, take the photograph
As the volume of head mould group is also larger, the compactedness of structure is influenced, the intensity of phone housing is caused to be lower.In addition, being taken the photograph due to multiple
As head Mo Zu receives light by different aperture respectively, and there is relative position between multiple camera modules, causes multiple
The light that camera module receives has certain parallax, increases the difficulty of image co-registration processing, and increase and take the photograph using multiple
As head mould group obtains the difficulty of image.
It should be noted that information is only used for reinforcing the reason to the background of the disclosure disclosed in above-mentioned background technology part
Solution, therefore may include the information not constituted to the prior art known to persons of ordinary skill in the art.
Summary of the invention
The disclosure is designed to provide a kind of image collecting device and electronic equipment, and then at least to a certain extent gram
Take caused by the limitation and defect due to the relevant technologies that light inlet quantity is more and the biggish problem of entering light open area.
Other characteristics and advantages of the disclosure will be apparent from by the following detailed description, or partially by the disclosure
Practice and acquistion.
According to one aspect of the disclosure, a kind of image collecting device is provided, comprising: spectrum groupware comes from for receiving
The received incident beam is simultaneously divided into multiple target beamlets by the incident beam of one light inlet；Multiple camera modules, if
In on the emitting light path of each target beamlet, for being imaged according to each target beamlet.
In a kind of exemplary embodiment of the disclosure, the spectrum groupware includes one or more optical splitters.
In a kind of exemplary embodiment of the disclosure, the quantity of the optical splitter is fewer than the quantity of the camera module
One.
In a kind of exemplary embodiment of the disclosure, the spectrum groupware further includes optical path adjusting device, for adjusting
The optical path of one or more target beamlets.
In a kind of exemplary embodiment of the disclosure, the optical path adjusting device is reflecting mirror or equivalent mirror.
In a kind of exemplary embodiment of the disclosure, the equivalent mirror includes the light splitting that splitting ratio is preset value
Mirror.
In a kind of exemplary embodiment of the disclosure, the reflecting mirror or equivalent mirror is parallel with the optical splitter sets
It sets.
In a kind of exemplary embodiment of the disclosure, the spectrum groupware includes the N number of optical splitter successively arranged, and the
The incident beam is divided into n-th and the N+1 target beamlet by N number of optical splitter；Wherein: point of n-th of optical splitter
Light ratio are as follows: the sum of energy of (n+1)th to the N+1 target beamlet and the energy of n-th of target beamlet
Ratio；Wherein, N, n are the positive integer more than or equal to 1 and n is less than or equal to N.
In a kind of exemplary embodiment of the disclosure, the energy of each target beamlet is identical.
In a kind of exemplary embodiment of the disclosure, the quantity of the multiple camera module is two, three or four
It is a.
According to one aspect of the disclosure, a kind of electronic equipment is provided, comprising: shell is provided with a light inlet；
And image collecting device, comprising: spectrum groupware is disposed in the housing, for receiving the incident light from the light inlet
The received incident beam is simultaneously divided into multiple target beamlets by beam；Multiple camera modules are set to each target sub-light
On the emitting light path of beam, for being imaged according to each target beamlet.
In the image collecting device and electronic equipment provided in exemplary embodiment of the present, by the way that spectrum groupware is arranged,
The incident beam from a light inlet is divided into multiple target beamlets, and make the emergent light that each target beamlet is set
Multiple camera modules of road are imaged according to each target beamlet respectively.On the one hand, it by increasing spectrum groupware, only needs
The target beamlet for wanting a light inlet that can make incident beam enters multiple camera modules, and then makes multiple camera modules
According to incident beam corresponding target beamlet imaging, avoids through multiple light inlets or to pass through an area biggish
Light inlet could make incident beam enter the problem of multiple camera modules are imaged, and reduce the quantity of light inlet,
Reduce the area of light inlet.On the other hand, incident beam is received since multiple camera modules pass through same light inlet, into
And incident beam is divided by multiple target beamlets by spectrum groupware, so that multiple camera modules connect according to same light inlet
The target beamlet of the incident beam received is imaged, avoid due between multiple camera modules have relative position and
So that there is the problem of certain parallax from the incident beam that multiple light inlets receive, image between multi-cam mould group is reduced
The difficulty of fusion treatment, and the difficulty being imaged using multiple camera modules is reduced, improve imaging efficiency and quality.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.It should be evident that the accompanying drawings in the following description is only the disclosure
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 schematically shows a kind of schematic diagram of set-up mode of light inlet in the related technology.
Fig. 2 schematically shows the schematic diagram of another set-up mode of light inlet in the related technology.
Fig. 3 schematically shows the schematic diagram of multiple camera module acquisition optical paths in the related technology.
Fig. 4 schematically shows the schematic diagram of image collecting device in disclosure exemplary embodiment.
Fig. 5 schematically shows the first schematic diagram of two camera module optical paths in disclosure exemplary embodiment.
Fig. 6 schematically shows second of schematic diagram of two camera module optical paths in disclosure exemplary embodiment.
Fig. 7 schematically shows the first schematic diagram of three camera module optical paths in disclosure exemplary embodiment.
Fig. 8 schematically shows second of schematic diagram of three camera module optical paths in disclosure exemplary embodiment.
Fig. 9 schematically shows the schematic diagram of the electronic equipment in disclosure exemplary embodiment.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to example set forth herein；On the contrary, thesing embodiments are provided so that the disclosure will more
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Described feature, knot
Structure or characteristic can be incorporated in any suitable manner in one or more embodiments.In the following description, it provides perhaps
More details fully understand embodiment of the present disclosure to provide.It will be appreciated, however, by one skilled in the art that can
It is omitted with technical solution of the disclosure one or more in the specific detail, or others side can be used
Method, constituent element, device, step etc..In other cases, be not shown in detail or describe known solution to avoid a presumptuous guest usurps the role of the host and
So that all aspects of this disclosure thicken.
In this specification using term "one", " one ", "the" and " described " to indicate there are one or more elements/
Component part etc.；Term " comprising " and " having " is to indicate the open meaning being included and refer in addition to listing
Other element/component part etc. also may be present except element/component part etc.；Term " first " and " second " etc. are only as mark
Note uses, and is not the quantity limitation to its object.
To the multiple camera modules for acquiring incident beam for passing through multiple light inlets in the related technology with reference to shown in Fig. 3
Imaging process be illustrated.By taking the structure of the dual camera of conventional mobile phone rear shell Double Opening as an example, incident beam passes through aperture 1
Into the wide-angle lens of mobile phone, incident beam is entered the telephoto lens of mobile phone by aperture 2, utilizes wide-angle lens and telephoto lens
The mode switched over may be implemented double to take the photograph zoom clearly to shoot far and near different scenery.In this fashion, two are needed
Camera is cooperated, and during the switching of subsequent zoom and visual fusion, needs to meet the imaging difference of two cameras
Requirement small as far as possible.But since two cameras have certain relative position, i.e. there are alternate position spike between two cameras,
So that the incident beam that two cameras receive has certain parallax, and there are differences for imaging system of two cameras itself
It is different, therefore increase the difficulty that image co-registration processing is carried out between multi-cam.On the other hand, dual camera needs Double Opening,
Three cameras need three apertures, cause the quantity of light inlet more, the area of light inlet is larger, while making mobile phone battery cover aperture
Quantity and the area of rear shell aperture increase with the quantity of camera and increase, reduce the intensity of shell.
To solve the above-mentioned problems, a kind of image collecting device is provided in the present exemplary embodiment, with reference to institute in Fig. 4
Show, described image acquisition device 400 includes spectrum groupware 401 and multiple camera modules 402, such as 3 shown in Fig. 4
Camera module 402.Next, the image collecting device in the present exemplary embodiment is described in detail in conjunction with attached drawing.
In the present example embodiment, spectrum groupware is illustrated first.With reference to shown in Fig. 4, spectrum groupware 401 is used
In incident beam of the reception from a light inlet and the received incident beam is divided into multiple target beamlets.It is specific and
Speech, the quantity of light inlet are one, the shape of light inlet for example can be it is round or rectangular etc., do not make special limit herein
It is fixed.It, will be incident as long as the size of light inlet 403 can be matched with the size of some camera module with reference to shown in Fig. 4
Light beam is incident to spectrum groupware 401, is not particularly limited in the present exemplary embodiment.Incident beam passes through the light inlet
403 are incident to spectrum groupware 401, so that the incident beam received is divided into multiple target beamlets by spectrum groupware.Specifically,
Incident beam from light inlet can be divided into multiple targets the mode either reflected by way of transmission by spectrum groupware
Therefore, in multiple target beamlets light beam includes transmission beamlet either reflected beamlet.
For spectrum groupware 401, specific structure may include one or more optical splitters.Optical splitter can be light splitting
Mirror, it may include cubic type either plane spectroscope may also comprise unpolarized type or polarization-type spectroscope.The number of optical splitter
Amount can be one fewer than the quantity of camera module, for example, the quantity of camera module is 2, then it may include 1 in spectrum groupware
A optical splitter；The quantity of camera module is 3, then may include 2 optical splitters in spectrum groupware；The quantity of camera module is
4, then may include 3 optical splitters in spectrum groupware, and so on.
Optical splitter in spectrum groupware can be obliquely installed, and the slanted angle with plane where incident beam can be to appoint
It anticipates suitable angle, as long as guaranteeing that optical splitter can receive incident beam and incident beam is divided into target beamlet.Example
Such as, tilt angle can be 45 degree either 60 degree etc., be not particularly limited herein.If in spectrum groupware including multiple light splitting
Device, then multiple optical splitters can be arranged in parallel, to keep the direction of incident beam constant.
Incident beam can be divided into multiple target beamlets by the one or more optical splitters for including in spectrum groupware.Its
In, the incident beam for being incident to the optical splitter can be divided into transmission beamlet and reflected beamlet by each optical splitter.Tool
Body, for n-th optical splitter, incident beam can be divided into nth object beamlet and the N+1 target sub-light
Beam.Wherein, nth object beamlet can be transmission beamlet or reflected beamlet, the N+1 target beamlet and n-th
The type of target beamlet is different.For example, the N+1 target beamlet is when nth object beamlet is reflected beamlet
Penetrate beamlet；When nth object beamlet is transmission beamlet, the N+1 target beamlet is reflected beamlet.
It can also include optical path adjusting device in spectrum groupware other than one or more optical splitters.Optical path adjuster
The quantity of part can be either multiple for one, and optical path adjusting device herein can be used for adjusting one or more target beamlets
Optical path so that target beamlet is incident to corresponding camera module along the direction of incident beam.Optical path adjusting device is for example
It can be reflecting mirror either equivalent mirror, or other are used for the device of reflection.Wherein reflecting mirror may include putting down
Any one of face reflective mirror either in triangular prism prism.Equivalent mirror may include the light splitting that splitting ratio is preset value
Mirror, preset value for example can be 1:0.It should be noted that splitting ratio be 1:0 spectroscope be served only for reflection rather than thoroughly
The optical splitter penetrated.In order to make target beamlet accurately be incident to camera module, reflecting mirror or equivalent along the direction of incident beam
Reflecting mirror is arranged in parallel with the optical splitter in spectrum groupware, to guarantee that incident beam is accurately incident to corresponding camera module.
In the present exemplary embodiment, it is illustrated for it may include an optical path adjusting device in spectrum groupware.Optical path
Adjusting device is not the device that must include in spectrum groupware, only just needs to be arranged under certain specific condition.Specifically,
One optical path can be set in the spectrum groupware when the target beamlet of multiple camera modules meets the first preset condition
Adjusting device.First preset condition includes that be incident to the target beamlet of each camera module flat with the direction of incident beam
Row.Meet the first preset condition and is also understood that be that multiple camera modules are along same straight line arrangement either multiple cameras
Mould group is arranged in "-" type, it is understood that equal for distance of each camera module in the direction along incident beam to light inlet
Greater than the distance of optical splitter to light inlet, in Fig. 6 and as shown in Fig. 8.Optical path adjusting device can in spectrum groupware according to
The last one optical splitter in the optical splitter that sequence from top to bottom is successively arranged is disposed adjacent, and can be flat with all optical splitters
Row setting, for example, optical path adjusting device can be the optical splitter 4012 in the optical splitter 4012 and Fig. 8 in Fig. 6.
When the target beamlet of multiple camera modules meets the second preset condition, optical splitter is only included in spectrum groupware
, without optical path adjusting device is arranged, as shown in Fig. 5 and Fig. 7.Second preset condition refers to successively arranging more
The direction that the target beamlet of the last one camera module is incident in a camera module is vertical with the direction of incident beam.
It is also understood that distance of the last one camera module along the direction of incident beam to light inlet is less than other camera moulds
Group along the direction of incident beam to light inlet distance, i.e., in the vertical direction along incident beam, the last one camera module
With optical splitter along same arranged in a straight line.
Splitting ratio refers to that incident beam is divided into the ratio of transmission beamlet and reflected beamlet by optical splitter.Work as optical splitter
Tilt angle and incident beam angle determine after, can be according to the quantity of camera module and the row of camera module
Mode for cloth determines the splitting ratio of each optical splitter.It, can root since the quantity of optical splitter and the quantity of camera module are related
The splitting ratio of each optical splitter is determined according to the quantity of optical splitter.Specifically, it is assumed that spectrum groupware includes the N number of light splitting successively arranged
Device, and the incident beam is divided into nth object beamlet and the N+1 target beamlet, such as the 1st by n-th optical splitter
Incident beam is divided into the 1st and the 2nd target beamlet by a optical splitter, the 3rd optical splitter by incident beam be divided into the 3rd and
4th target beamlet etc..It should be noted that the N+1 target beamlet herein is referred in multiple camera moulds
Group is directly transmitted to the beamlet of the last one camera module when meeting the second preset condition, or in multiple camera moulds
Group is incident to the beamlet of optical path adjusting device when meeting the first preset condition.On this basis, settable each target sub-light
The energy of beam is identical, that is, the energy for reaching the target beamlet of each camera module is identical, determines each on this basis
The splitting ratio of optical splitter.Specifically, the splitting ratio of n-th of optical splitter are as follows: (n+1)th to N+1 target
The ratio of the sum of energy of light beam and the energy of n-th of target beamlet；Wherein, N, n are the positive integer more than or equal to 1
And n is less than or equal to N.That is, splitting ratio is equal to the institute after n-th of target beamlet for n-th of optical splitter
There is the sum of energy of target beamlet ((n+1)th target beamlet to the N+1 target beamlet) to be emitted with n-th of optical splitter
N-th of target beamlet energy ratio.
For example, if spectrum groupware includes 1 optical splitter, for the optical splitter, after the 1st target beamlet
It further include the 2nd target beamlet, therefore the splitting ratio of the optical splitter is 1:1.
If spectrum groupware includes 1 optical splitter and 1 optical path adjusting device.For the 1st optical splitter, the 1st
It further include the 2nd target beamlet after target beamlet, therefore the splitting ratio of the 1st optical splitter is 1:1.When optical path adjuster
When part is spectroscope, spectroscopical splitting ratio is preset value 1:0.
If spectrum groupware includes 2 optical splitters, for the 1st optical splitter, further include after the 1st target beamlet
2nd target beamlet and the 3rd target beamlet, therefore the splitting ratio of the 1st optical splitter is 2:1.For the 2nd optical splitter
For, it further include the 3rd target beamlet after the 2nd target beamlet, therefore the splitting ratio of the 2nd optical splitter is 1:1.
For another example if spectrum groupware includes 2 optical splitters and 1 spectroscope (1 optical path adjusting device).For the 1st
It further include the 2nd target beamlet and the 3rd target beamlet after the 1st target beamlet for a optical splitter, therefore the
The splitting ratio of 1 optical splitter is 2:1.It further include the 3rd target after the 2nd target beamlet for the 2nd optical splitter
Beamlet, therefore the splitting ratio of the 2nd optical splitter is 1:1.For spectroscope, splitting ratio is preset value 1:0.
By the method in the present exemplary embodiment, the splitting ratio of each optical splitter in spectrum groupware can be accurately determined,
To make incident beam be divided into multiple target beamlets by the optical splitter of different splitting ratios, multiple target beamlets are emitted to
Each camera module, so that the energy for the light beam that each camera module receives is identical, to guarantee picture quality,
Improve the accuracy of subsequent image processing.
In addition to this, the optical splitter that can also be divided by the way of according to subrane, incident beam is divided into not
Be incident to each camera module with the target beamlet of wave band, and then by target beamlet so that camera module according to
Target beamlet is imaged.For example, incident beam can be separated into infrared light by an optical splitter, can also passed through
Incident beam is separated into visible light by another optical splitter, and incident beam can also be separated into the targets beamlet such as black light.
It should be noted that be arranged successively first optical splitter can be configured to the optical splitter of separation infrared light, second is divided
Device is configured to the optical splitter etc. of separation visible light.In such a way that incident beam subrane is divided by optical splitter, it can obtain
To different type, the target beamlet of different-waveband, so that the target beamlet of different-waveband is emitted to each camera mould
Group avoids in the related technology so that each camera module can be imaged according to the target beamlet for receiving some wave band
The light that multiple camera modules receive has alternate position spike and is difficult to the problem of carrying out image co-registration, improves multiple camera shootings
The image quality and efficiency of head mould group.
Next, multiple camera modules in image collecting device are described in detail.As shown in Figure 4, multiple
Camera module 402, on the emitting light path of each target beamlet, for being imaged according to each target beamlet.
In the present example embodiment, each camera module is usually by sensitive chip, camera lens and PCB (Printed
Circuit Board, printed circuit board) etc. part form.The quantity of camera module can be two, three either four
It is a, it can be specifically configured according to actual hardware demand, be with two and three camera modules in the present exemplary embodiment
Example is illustrated.
When the quantity of camera module is two, two camera modules are respectively wide-angle lens and telephoto lens, and
In two camera modules, being arranged in primary is wide-angle lens, is arranged in deputy for telephoto lens.Arrangement herein
It can be understood as being in collinear camera module with light inlet at first.Wherein, wide-angle lens refer to focal length compared with
Short, the biggish camera lens in the visual field is mainly used for acquiring the biggish image of area.Telephoto lens is for acquiring farther away image.Certainly
Two camera modules may be the camera combination of other forms, such as infrared camera and RGB camera, can be with
For RGB camera and black and white camera etc..
When the quantity of camera module is three, three camera modules are respectively wide-angle lens, telephoto lens and black
Bai Jingtou, and in three camera modules, being arranged in primary is wide-angle lens, and being arranged in deputy is telephoto lens,
Being arranged in third position is black and white camera lens.Wherein, black and white camera lens be conducive to improve image tolerance, retain brightness of image and
Details improves pixel details.Each camera module is set on the emitting light path of each target beamlet, i.e. each camera
Mould group is all corresponding with a target beamlet, so that each camera module can be according to the incident beam separated by spectrum groupware
Target beamlet be imaged.Since spectrum groupware can be by the incident beam entered by a light inlet by transmiting either
The mode of reflection is divided into multiple target beamlets, to make each camera module that can receive incident beam, avoiding is needed
It will be caused by light inlet identical with the quantity of camera module just can make each camera module receive incident beam
The excessive problem of light inlet quantity, also avoid space required it is larger and can include all camera modules light inlet ability
The biggish problem of entering light open area caused by making each camera module receive incident beam.Relative to the relevant technologies
Speech is set on the emitting light path of each target beamlet by setting spectrum groupware and by multiple camera modules, is reduced
The quantity of light inlet, also reduces the area of light inlet, and then ensure that the stability of shell.In addition to this, due to multiple
Camera module passes through same light inlet and receives incident beam, and then incident beam is divided into multiple targets by spectrum groupware
Beamlet avoids certain due to having the incident beam received
The problem of parallax, reduces the difficulty that image co-registration is handled between multi-cam mould group, and reduces and use multiple camera moulds
The difficulty of group imaging.
Next, the image collecting device in the present exemplary embodiment is described in detail in conjunction with Fig. 5 to Fig. 8.
Refering to what is shown in Fig. 5, image collecting device 400 includes spectrum groupware 401 and multiple camera modules 402.Wherein, divide
Optical assembly 401 includes an optical splitter 4011, and multiple camera modules 402 may include wide-angle lens 4021 and telephoto lens
4022, it can also include the sensor for representing shooting quality.In multiple camera modules camera lens put in order including but it is unlimited
In: wide-angle lens 4021 is arranged in first, on the transmitted light path of optical splitter 4011；Telephoto lens 4022 is arranged in second
Position, on the reflected light path of optical splitter 4011.The target beamlet that two camera modules receive meets the second default item
Part, that is, the direction for being arranged in the target beamlet that primary wide-angle lens 4021 receives is parallel with the direction of incident beam,
The direction for being arranged in the target beamlet that deputy telephoto lens 4022 receives is vertical with the direction of incident beam, therefore not
It needs that optical path adjusting device is arranged in spectrum groupware.Incident beam is divided by optical splitter 4011 at this time is incident to wide-angle lens
4021 the 1st target beamlet and the 2nd target beamlet for being incident to telephoto lens 4022, the splitting ratio of optical splitter 4011
For 1:1.
That is, extraneous incident beam is incident on optical splitter 4011 by a light inlet 403, optical splitter 4011 will
Incident beam is divided into two target beamlets, enters wide-angle lens through the transmission beamlet of optical splitter and is imaged, is split
The reflected beamlet of device reflection is turned back to be imaged into telephoto lens.Since the initial incident beam device 4011 that is split divides and is
Two target beamlets respectively enter two camera modules, therefore the splitting ratio of optical splitter 4011 is 1:1.
Refering to what is shown in Fig. 6, image collecting device 400 includes spectrum groupware 401 and multiple camera modules 402, wherein point
Optical assembly 401 includes optical splitter 4011, and multiple camera modules 402 include wide-angle lens 4021 and telephoto lens 4022.Wide-angle
Camera lens 4021 is arranged in first, and on the transmitted light path of optical splitter 4011, telephoto lens 4022 is arranged in second, and two
The target beamlet that a camera module receives meets the first preset condition, that is, is arranged in primary wide-angle lens 4021 and connects
The direction of the target beamlet received is parallel with the direction of incident beam, is arranged in what deputy telephoto lens 4022 received
The direction of target beamlet and the direction of incident beam are parallel.Therefore, it may also include optical path adjusting device in spectrum groupware 401
4012, and telephoto lens 4022 is set on the reflected light path of optical path adjusting device 4012.Optical splitter 4011 is by incident beam at this time
The 2nd target for being divided into the 1st target beamlet for being incident to wide-angle lens 4021 and being incident to optical path adjusting device 4012
The splitting ratio of light beam, optical splitter 4011 is 1:1, and optical path adjusting device 4012 can be the spectroscope that splitting ratio is preset value 1:0,
It may be reflecting mirror.
That is, extraneous incident beam is incident on optical splitter 4011 by a light inlet 403, optical splitter 4011 will
Incident beam is divided into two target beamlets, enters wide-angle lens through the transmission beamlet of optical splitter 4011 and is imaged, quilt
The reflected beamlet of spectrophotometric reflection is turned back into optical path adjusting device 4012, is reflected into focal length through optical path adjusting device 4012
Camera lens is imaged.For meet be incident to wide-angle lens and telephoto lens target beamlet energy it is suitable, optical splitter 4011
Splitting ratio be 1:1, when optical path adjusting device 4012 be spectroscope when, splitting ratio 1:0.
Refering to what is shown in Fig. 7, image collecting device 400 includes spectrum groupware 401 and multiple camera modules 402, wherein point
Optical assembly 401 includes optical splitter 4011 and optical splitter 4013, and multiple camera modules 402 include wide-angle lens 4021, long lens
First 4022 and black and white camera lens 4023.Camera lens puts in order including but not limited in multiple camera modules: wide-angle lens
4021 are arranged in first, on the transmitted light path of optical splitter 4011；Telephoto lens 4022 is arranged in second, is set to light splitting
On the reflected light path of device 4013；Black and white camera lens 4023, on the transmitted light path of optical splitter 4013.Three camera modules receive
The target beamlet arrived meets the second preset condition, that is, is arranged in the target beamlet that primary wide-angle lens 4021 receives
Direction it is parallel with the direction of incident beam, be arranged in the direction for the target beamlet that deputy telephoto lens 4022 receives
It is parallel with the direction of incident beam, it is arranged in the direction of the target beamlet that the black and white camera lens 4023 of third position receives and incident
The direction of light beam is vertical.Therefore, setting optical path adjusting device is not needed in spectrum groupware 401.At this point, for the 1st optical splitter
For 4011, due to further including the 2nd target beamlet and the 3rd target beamlet after the 1st target beamlet, divide
The splitting ratio of light device 4011 is 2:1.Similarly, it for the 2nd optical splitter 4013, is also wrapped after the 2nd target beamlet
The 3rd target beamlet is included, therefore the splitting ratio of optical splitter 4013 is 1:1.
That is, extraneous incident beam is incident on optical splitter 4011 by a light inlet 403, optical splitter 4011 will
Incident beam is divided into transmission beamlet and reflected beamlet, and transmission beamlet enters wide-angle lens 4021 and is imaged, reflection
Light beam light beam is turned back into optical splitter 4013.The incident beam for being incident to optical splitter 4013 is divided into two beam target beamlets again,
Reflected beamlet therein is reflected into telephoto lens 4022 through optical splitter 4013 and is imaged, and transmission beamlet penetrates optical splitter
4013 are imaged into black and white camera lens 4023.To meet the target sub-light for reaching wide-angle lens, telephoto lens and black and white camera lens
The energy of beam is suitable, and the splitting ratio of optical splitter 4011 is 2:1, and the splitting ratio of optical splitter 4013 is 1:1.
Refering to what is shown in Fig. 8, spectrum groupware 401 includes optical splitter 4011 and optical splitter 4013, multiple camera modules 402 are wrapped
Include wide-angle lens 4021, telephoto lens 4022 and black and white camera lens 4023.The packet that puts in order of camera lens in multiple camera modules
Include but be not limited to: wide-angle lens 4021 is arranged in first, on the transmitted light path of optical splitter 4011；4022 row of telephoto lens
Cloth is in second, on the reflected light path of optical splitter 4013；Black and white camera lens 4023 is arranged in third position.Three camera modules
The target beamlet received meets the first preset condition, that is, is arranged in target that primary wide-angle lens 4021 receives
The direction of light beam and the direction of incident beam are parallel, are arranged in the target beamlet that deputy telephoto lens 4022 receives
Direction is parallel with the direction of incident beam, be arranged in the direction of the target beamlet that the black and white camera lens 4023 of third position receives with
The direction of incident beam is parallel.Therefore, need to be arranged optical path adjusting device 4012 in spectrum groupware 401.At this point, for the 1st
For optical splitter 4011, due to further including the 2nd target beamlet and the 3rd target beamlet after the 1st target beamlet,
Therefore the splitting ratio of optical splitter 4011 is 2:1.Similarly, for the 2nd optical splitter 4013, due to the 2nd target sub-light
It further include the 3rd target beamlet after beam, therefore its splitting ratio is 1:1.If optical path adjusting device 4012 is spectroscope,
Splitting ratio is preset value 1:0.
That is, extraneous incident beam is incident on optical splitter 4011 by a light inlet 403, optical splitter 4011 will
Incident beam is divided into transmission beamlet and reflected beamlet, and transmission beamlet enters wide-angle lens 4021 and is imaged, reflection
Light beam is turned back into optical splitter 4013.The light beam of incident optical splitter 4013 is divided into two target beamlets, reflected beamlet again
Telephoto lens 4022 being reflected into through optical splitter 4013 to be imaged, transmission beamlet is turned back into optical path adjusting device 4012,
Black and white camera lens 4023 is reflected into through optical path adjusting device 4012 to be imaged.For meet reach wide-angle lens, telephoto lens and
The energy of the target beamlet of black and white camera lens is suitable, and the splitting ratio of optical splitter 4011 is 2:1, and the splitting ratio of optical splitter 4013 is 1:
1, when optical path adjusting device 4012 is spectroscope, splitting ratio is preset value 1:0.
In conjunction with shown in Fig. 5 to Fig. 8 it is found that by the way that one optical splitter fewer than camera module quantity is arranged, in the future
It is divided into multiple target beamlets from the incident beam of the same light inlet, and via one light splitting fewer than camera module quantity
Device either carries out incident beam via one optical splitter fewer than camera module quantity and an optical path adjusting device
Transmission, reflection, can make the incident beam from the same light inlet be incident to the emitting light path for being set to each target beamlet
On multiple camera modules so that multiple camera modules are imaged according to the target beamlet that receives.On the one hand, lead to
It crosses a light inlet and multiple camera modules is imaged, reduce the quantity of light inlet, also reduce the face of light inlet
Product, and then ensure that the stability of shell.On the other hand, incidence is received since multiple camera modules pass through same light inlet
Light beam avoids due to having relative position between multiple camera modules and makes the incidence received by multiple light inlets
Light beam has the problem of certain parallax, reduces the difficulty that image co-registration is handled between multi-cam mould group, and reduce use
The difficulty of multiple camera module imagings.
In the present exemplary embodiment, a kind of electronic equipment is additionally provided.The electronic equipment can be for multiple cameras
Terminal device, such as mobile phone, tablet computer, laptop, Intelligent bracelet, smartwatch, intelligent helmet, intelligent glasses etc.
Deng the present exemplary embodiment is not particularly limited this.
Refering to what is shown in Fig. 9, being illustrated so that electronic equipment is mobile phone as an example.The electronic equipment 900 may include shell
901, which is equipped with a light inlet 403, so that incident beam is incident to Image Acquisition by the light inlet on shell 901
Device 400.Shell can be the rear cover of electronic equipment, and light inlet may be provided at any appropriate position of shell 901, such as
The upper left corner, the upper right corner either position of upper middle etc., are not particularly limited herein.
It can also include image collecting device 400 shown in Fig. 4 in electronic equipment 900.The image collecting device 400 packet
Include: spectrum groupware 401 is set in the shell 901, for receiving the incident beam from the light inlet 403 and will receive
The incident beam be divided into multiple target beamlets.Image collecting device further includes multiple camera modules 402, is set to each mesh
On the emitting light path for marking beamlet, for being imaged according to each target beamlet, to pass through the image collector of electronic equipment 900
400 are set to carry out the operation such as shooting.
The electronic equipment provided in the present exemplary embodiment makes due to being provided with spectrum groupware in image collecting device
Multiple camera modules can be incident to by way of transmission either reflection for incident beam a light inlet by obtaining, from
And multiple camera modules are imaged according to the target beamlet of incident beam, without be arranged multiple light inlets or
Be increase light inlet area make all camera modules all in accordance with incident beam be imaged.Since light inlet is by shell
Aperture realize, to reduce the quantity of aperture on the shell of electronic equipment, also reduce the area of aperture on shell, increase
The strength and stability of shell is added, so that more compact structure.Further, incident beam is divided by setting spectrum groupware
It avoids and is taken the photograph due to multiple so that multiple camera modules are imaged according to target beamlet from for multiple target beamlets
As making the incident beam received from multiple light inlets that there is the problem of certain parallax with relative position between head mould group,
The difficulty that image co-registration is handled between multi-cam mould group is reduced, and reduces the difficulty being imaged using multiple camera modules
Degree improves imaging efficiency and quality.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the disclosure
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by appended
Claim is pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the attached claims.
Claims (11)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811489792.8A CN109462722A (en) | 2018-12-06 | 2018-12-06 | Image acquisition device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811489792.8A CN109462722A (en) | 2018-12-06 | 2018-12-06 | Image acquisition device and electronic equipment |
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| CN109462722A true CN109462722A (en) | 2019-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811489792.8A Pending CN109462722A (en) | 2018-12-06 | 2018-12-06 | Image acquisition device and electronic equipment |
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| CN (1) | CN109462722A (en) |
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| CN110475053A (en) * | 2019-08-14 | 2019-11-19 | Oppo（重庆）智能科技有限公司 | Electronic equipment |
| CN111787198A (en) * | 2020-06-22 | 2020-10-16 | 上海摩象网络科技有限公司 | Double-camera system and double-camera |
| CN112311969A (en) * | 2019-07-31 | 2021-02-02 | 华为技术有限公司 | Optical module |
| CN112565568A (en) * | 2020-12-01 | 2021-03-26 | 广东省科学院半导体研究所 | Dynamic monitoring camera device and dynamic monitoring method |
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