CN104570185B - Optical filtering module, imaging device and mobile terminal - Google Patents
Optical filtering module, imaging device and mobile terminal Download PDFInfo
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- CN104570185B CN104570185B CN201410648253.XA CN201410648253A CN104570185B CN 104570185 B CN104570185 B CN 104570185B CN 201410648253 A CN201410648253 A CN 201410648253A CN 104570185 B CN104570185 B CN 104570185B
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- 230000003287 optical effect Effects 0.000 title claims abstract description 89
- 238000001914 filtration Methods 0.000 title claims abstract description 52
- 238000003384 imaging method Methods 0.000 title claims abstract description 49
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 229920005989 resin Polymers 0.000 claims abstract description 8
- 239000011347 resin Substances 0.000 claims abstract description 8
- 238000007747 plating Methods 0.000 claims description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 27
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 18
- 230000003647 oxidation Effects 0.000 claims description 18
- 238000007254 oxidation reaction Methods 0.000 claims description 18
- 239000000377 silicon dioxide Substances 0.000 claims description 13
- 230000004308 accommodation Effects 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical compound COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims description 2
- 241000790917 Dioxys <bee> Species 0.000 claims 1
- -1 Hydrogen furans Chemical class 0.000 claims 1
- 229910003978 SiClx Inorganic materials 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 230000000007 visual effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- KTXUOWUHFLBZPW-UHFFFAOYSA-N 1-chloro-3-(3-chlorophenyl)benzene Chemical compound ClC1=CC=CC(C=2C=C(Cl)C=CC=2)=C1 KTXUOWUHFLBZPW-UHFFFAOYSA-N 0.000 description 10
- 238000002834 transmittance Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- IUYHQGMDSZOPDZ-UHFFFAOYSA-N 2,3,4-trichlorobiphenyl Chemical compound ClC1=C(Cl)C(Cl)=CC=C1C1=CC=CC=C1 IUYHQGMDSZOPDZ-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
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- 238000002360 preparation method Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
- Blocking Light For Cameras (AREA)
Abstract
The invention provides a kind of optical filtering module, including the optical filter, absorbed layer, substrate stacked gradually, the optical filter uses Double-channel optical filter, the optical filter is used to allow visible ray and infrared ray to pass through, the absorbed layer be used to absorbing some visible light, allow the visible ray of infrared ray and remainder by and correct the imaged color of the visible ray passed through, the substrate is used to carry the optical filter and the absorption-type resin bed, and allows infrared ray and visible ray to pass through.The optical filtering module of the present invention can pass through the visual light imaging needed for common Taking Photographic and the infrared light needed for iris imaging, and by setting absorbed layer to carrying out color correction by the visible ray of the optical filtering module, color during common Taking Photographic is reduced, visual light imaging effect is lifted.The present invention also provides a kind of imaging device and a kind of terminal.
Description
Technical field
The present invention relates to technical field of imaging, more particularly to a kind of optical filtering module, imaging device and the setting imaging dress
The mobile terminal put.
Background technology
The iris of human eye can be as important identity diagnostic characteristics, and iris recognition technology has uniqueness, stability, can adopted
Collection property, it is untouchable the advantages of, and the contactless authentication identifying method such as relative recognition of face, voice recognition, with more
High accuracy.In the prior art, human eye iris image is obtained by iris recognition imaging device, recycles image processor pair
Acquired human eye iris image is handled.And usually require to set infrared ray single-pass to filter in iris recognition imaging device
Piece, for filtering out the light beyond 850nm infrared lights.But it is due to that existing iris recognition imaging device only allows wavelength
850nm infrared lights pass through, when it is applied to all kinds of intelligent mobile terminals, it is impossible to realize the shooting work(of taking pictures of common camera
Can be, it is necessary to separately it set one group of imaging device, so that can cause the overall volume of mobile terminal increases, integrated level is reduced, cost
Increase.
A kind of existing iris recognition imaging device, setting Double-channel optical filter in it, for allowing visible ray and infrared ray
Pass through.So as to realize take pictures camera function and the infrared ray iris identifying function of common camera.But set binary channels to filter
There is aberration in the sector-meeting camera function that causes to take pictures, and influence is taken pictures the imaging perception of shooting.
The content of the invention
A kind of optical filtering module, imaging device and the mobile terminal for setting the imaging device are provided, can complete normally to take pictures
Shooting and iris recognition imaging function, and aberration is smaller.
A kind of optical filtering module, including optical filter, absorbed layer, the substrate stacked gradually, the optical filter are filtered using binary channels
Mating plate, the optical filter be used for allow visible ray and infrared ray to pass through, the absorbed layer be used for absorb some visible light, allow it is red
The visible ray of outside line and remainder by and correct the imaged color of visible ray passed through, the substrate is used to carry the filter
Mating plate and the absorption-type resin bed, and allow infrared ray and visible ray to pass through.
Further, the substrate uses glass substrate.
Further, the optical filtering module is additionally provided with anti-reflection film, and the anti-reflection film is superimposed on the glass substrate, the increasing
Permeable membrane and the absorbed layer both sides that to be respectively arranged at the glass substrate opposite.
Further, the absorbed layer is made of absorption-type resin.
Further, the absorbed layer is accounted for including weight than accounting for 10% to 85% propylene glycol methyl ether acetate, weight ratio
5% to 30% tetrahydrofuran, weight than account for 5% to 10% epoxy resin.
Further, the optical filter allows the optical wavelength passed through to be 850 nanometers and 400 nanometers to 600 nanometers.
Further, the optical filter is alternately stacked and formed by five oxidation Tritanium/Trititanium film plating layers and silica film plating layer.
Further, the optical filter includes 20 layer of five oxidation Tritanium/Trititanium film plating layer and 20 layers of silica film plating layer.
Further, the optical filter includes the five oxidation Tritanium/Trititanium platings of the one layer of 0.15 times of unit thickness stacked gradually successively
Five oxidation Tritanium/Trititaniums of film layer, the silica film plating layer of one layer of 0.25 times of unit thickness, nine layers of 1 times of unit thickness being alternately stacked
Five oxidations of film plating layer and the silica film plating layer of nine layers of 1 times of unit thickness, nine layers of 1.45 times of unit thickness being alternately stacked
Tritanium/Trititanium film plating layer and the silica film plating layer of nine layers of 1.45 times of unit thickness, the five oxidation Tritanium/Trititaniums of one layer of 1 times of unit thickness are plated
The silica film plating layer of film layer and one layer of 0.65 times of unit thickness.
A kind of imaging device, including flexible PCB and the IMAQ sensing for being set in turn in the flexible PCB
Device, optical filtering module, camera lens install module and lens set, and the optical filtering module is using as claimed in any one of claims 1-9 wherein
Optical filtering module, the camera lens is installed module and is positioned on the flexible PCB, and the lens set is assembled in the camera lens peace
Die-filling group, the camera lens installs the cavity that module is provided with insertion, and the optical filtering module is arranged at the chamber that the camera lens installs module
In body, the flexible PCB, camera lens install module and optical filtering module formation accommodation space, and described image collection sensor is placed in
In the accommodation space.
Further, the camera lens installs module and uses microscope base, and the cavity is formed at the microscope base.
Further, the camera lens installs module and includes the support provided with insertion cavity and be installed on the horse of the support
Reach, the motor, flexible PCB and optical filter constitute the accommodation space for housing image acquiring sensor, the lens set
The motor is assembled in, the motor is used to drive the lens set to focus.
Further, the motor uses stepper motor, voice coil motor or piezo-electric motor.
A kind of mobile terminal, including at least one infrared light emission source and foregoing imaging device, the infrared ray
Light emitting source is set close to the lens set.
The imaging device and mobile terminal of the present invention uses binary channels optical filtering module, makes visible needed for common Taking Photographic
Infrared light needed for photoimaging and iris imaging by imaging device and can be imaged, and by setting absorbed layer to by described
The visible ray of optical filtering module carries out color correction, reduces color during common Taking Photographic, lifts visual light imaging effect.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the decomposing schematic representation for the imaging device that the first better embodiment is provided；
Fig. 2 is the structural representation of the optical filtering module for the imaging device that the first better embodiment is provided；
Fig. 3 be the first better embodiment provide imaging device substrate set absorbed layer after light transmittance with light
The change schematic diagram of wavelength；
Light transmittance is with light when Fig. 4 is the optical filter for the optical filtering module that light is provided through the first better embodiment
The change schematic diagram of wavelength；
Light transmittance is with light when Fig. 5 is the anti-reflection film for the optical filtering module that light is provided through the first better embodiment
The change schematic diagram of wavelength；
Fig. 6 is that transmittance is shown with the change of wavelength of light when light passes through the optical filtering module of the first better embodiment offer
It is intended to；
Fig. 7 is the decomposing schematic representation for the imaging device that the second better embodiment is provided.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
First better embodiment of the invention provides a kind of optical filtering module and the imaging device provided with the optical filtering module, institute
Stating the imaging device provided with optical filtering module is used to realize iris recognition and normal shooting.
Referring to Fig. 1, the imaging device 10 include flexible PCB 11, image acquiring sensor 13, optical filtering module 15,
Camera lens installs module 17 and lens set 18.
The flexible PCB 11 is used for each element for carrying imaging device 10.In the present embodiment, the flexible electrical
Road plate 11 is provided with mounting surface 111, and described image collection sensor 13, optical filtering module 15, camera lens install module 17 and lens set 18
On the mounting surface 111 for being arranged at the flexible PCB 11.It is understood that being additionally provided with the flexible PCB 11
Connector simultaneously can add reinforcement steel plate on the opposite surface of mounting surface 111, and the connector is connected to the flexible PCB 11
And described image can be gathered to the imaging device that sensor 13 is electrically connected at the outside of imaging device 10 setting, it is described
Reinforcement steel plate is used for the intensity for strengthening the flexible PCB 11.The structure and set-up mode of the connector and reinforcement steel plate can
The applicable prior art of selection, will not be repeated here as needed.
Described image collection sensor 13 is used to carry out IMAQ pickup.Described image collection sensor 13 is arranged at institute
The mounting surface 111 of flexible PCB 11 is stated, and is electrically connected at the flexible PCB 11.In the present embodiment, described image
Collection sensor 13 can use CMOS (Complementary Metal Oxide Semiconductor, CMOS
Semiconductor) sensor or CCD (Charge-coupled Device, charge coupled cell) sensor.
Fig. 2 is referred to, described Fig. 2 is the structural representation of the optical filtering module 15.Optical filtering module 15 is used to filter light,
So that the light of specific wavelength is incident in described image collection sensor 13.Optical filtering module 15 includes the optical filtering stacked gradually
Piece 151, absorbed layer 153, substrate 155, the optical filter 151 use Double-channel optical filter, for allowing visible ray and infrared ray
Pass through, the absorbed layer 153 is used to absorb some visible light, and allows the visible ray of infrared ray and remainder to pass through, described
Substrate 155 is used to carry the optical filter 151 and the absorption-type resin bed, and allows infrared ray and visible ray to pass through.Prepare
During the optical filtering module 15 of the present invention, a substrate 155 can be first provided, and after coating absorbed layer 153 on substrate 155, and after painting
The both sides for being covered with the substrate 155 of absorbed layer 153 attach optical filter 151 and anti-reflection film 157 respectively.It is described to increase in present embodiment
Permeable membrane 157 is arranged on the opposite surface of the absorbed layer 153, and the optical filter is arranged on the absorbed layer 153.The substrate
155 can use glass substrate.The anti-reflection film 157 is superimposed on the substrate 155, the anti-reflection film 157 and the absorbability tree
Fat is respectively arranged at the opposite both sides of the substrate 155.The anti-reflection film 157 uses MgF2Anti-reflection film 157.
Light transmittance when being the optical filter for the optical filtering module that light is provided through the first better embodiment as shown in Figure 4
With the change schematic diagram of wavelength of light；It is the increasing for the optical filtering module that light is provided through the first better embodiment as shown in Figure 5
During permeable membrane light transmittance with wavelength of light change schematic diagram；It is to be provided through the first better embodiment as shown in Figure 6
The light transmittance of optical filtering module with wavelength of light change schematic diagram；Transverse axis is the wavelength of light, and the longitudinal axis is the light of light
Transmittance.
The substrate 155 uses clear glass.The absorbed layer 153 is made of absorption-type resin.The absorbed layer 153
Including weight than account for 10% to 85% propylene glycol methyl ether acetate (Propyleneglycol monomethylether
Acetate), weight than account for 5% to 30% tetrahydrofuran (tetrahydrofuran), weight than account for 5% to 10% epoxy
Resin (Epoxy resin A/B).Be illustrated in figure 3 substrate 155 set absorbed layer 153 after light transmittance with wavelength of light
Change schematic diagram, the transverse axis of shown coordinate system is the wavelength of incident ray, and the longitudinal axis is the light transmittance of light.The absorbed layer
153 pairs of visible rays have correcting action, to infrared light without absorption.
The optical filter 151 allows the optical wavelength passed through to be 850 nanometers and 400 nanometers to 600 nanometers.In the present embodiment
In, the optical filter 151 is by five oxidation Tritanium/Trititanium (TI3O5) film plating layer and silica (SIO2) film plating layer is alternately stacked to be formed.Institute
Stating optical filter 151 includes 20 layer of five oxidation Tritanium/Trititanium film plating layer and 20 layers of silica film plating layer.The optical filter 151 is successively
The titanium dioxide of the five oxidation Tritanium/Trititanium film plating layers including one layer of 0.15 times of unit thickness stacking gradually, one layer of 0.25 times of unit thickness
Silicon film plating layer, the five oxidation Tritanium/Trititanium film plating layers of nine be alternately stacked layer, 1 times of unit thickness and the titanium dioxide of nine layers of 1 times of unit thickness
Silicon film plating layer, the five oxidation Tritanium/Trititanium film plating layers of nine be alternately stacked layer, 1.45 times of unit thickness and nine layers of 1.45 times of unit thickness
Silica film plating layer, the five oxidation Tritanium/Trititanium film plating layers of one layer of 1 times of unit thickness and the titanium dioxide of one layer of 0.65 times of unit thickness
Silicon film plating layer.It is understood that the unit thickness can be adjusted as needed.
The camera lens, which installs module 17, to be used to installing lens set 18 and constitutes appearance for placing image acquiring sensor 13
Between being empty.In the present embodiment, the camera lens installs module 17 and uses microscope base, and the microscope base is generally block, which is provided with and passes through
Logical cavity 170.The microscope base is fixedly connected on the mounting surface 111 of the flexible PCB 11.
In the present embodiment, the lens set 18 is assembled in the microscope base.In the assembled state, the optical filtering module 15 is set
It is placed in the cavity 170 of the microscope base, the flexible PCB 11, optical filtering module 15 and microscope base enclose to form accommodation space (figure
Do not show), described image collection sensor 13 is arranged in the accommodation space.The lens set 18 is provided with least a piece of eyeglass, institute
Eyeglass is stated to be made of resin lens or glass lens.
When the imaging device 10 changed using the present invention carries out iris recognition, captured eye is intercepted by imaging device
Component signal in YUV the or RAW signal streams of ball image.The iris texture picture of fine definition is formed, image letter during identification
Breath contrasts to form basis of characterization with prestored information.
It is the second preferred embodiment of the present invention as shown in Figure 7, the present embodiment is roughly the same with the first preferred embodiment, institute
Imaging device 20 is stated provided with flexible PCB 21, image acquiring sensor 23, optical filtering module 25, lens set 28.
Difference is that the imaging device 20 installs module 27 provided with camera lens, and the camera lens is installed module 27 and wrapped
Include support 271 and be installed on the motor 273 of support 271.The support 271 is provided with the cavity 2710 of insertion, and the support 271 is used
Sensed in installing motor 273 and being constituted with the motor 273, flexible PCB 21 and optical filtering module 25 for housing IMAQ
The accommodation space of device 23.The lens set 28 is assembled in the motor 273, and the motor 273 is used to drive the lens set 28
Focusing.In the present embodiment, the motor 273 is using stepper motor, voice coil motor or piezo-electric motor, it is preferred that use voice coil loudspeaker voice coil
Motor.
The present invention also provides a kind of mobile terminal, including imaging device as described above and infrared light emission source, described infrared
Line light emitting source is set close to the lens set.The infrared light emission source can be located at any position around lens set, and red
Outside line light emitting source is not limited to one.It is preferred that, the infrared light emission source can respectively pacify above and below lens set
One is filled, or in the respectively installation one, or the top in lens set, lower section, left side and the right side of the left side and right side of lens set
Respectively install one in side.
The imaging device 10 and mobile terminal of the present invention uses binary channels optical filtering module 15, needed for making common Taking Photographic
Infrared light needed for visual light imaging and iris imaging by imaging device 10 and can be imaged, and by setting absorbed layer to logical
The visible ray for crossing the optical filtering module 15 carries out color correction, reduces the color, Well-recovered during common Taking Photographic, can be lifted
Visual light imaging effect.
Above disclosed is only a kind of preferred embodiment of the invention, can not limit the power of the present invention with this certainly
Sharp scope, one of ordinary skill in the art will appreciate that all or part of flow of above-described embodiment is realized, and according to present invention power
Profit requires made equivalent variations, still falls within and invents covered scope.
Claims (11)
1. a kind of optical filtering module, it is characterised in that including the optical filter, absorbed layer, substrate stacked gradually, the optical filter is used
Double-channel optical filter, the optical filter is used to allow visible ray and infrared ray to pass through, and the absorbed layer is used to absorb partially visible
Light, allow the visible ray of infrared ray and remainder by and correct the imaged color of the visible ray passed through, the substrate is used for
The optical filter and the absorption-type resin bed are carried, and allows infrared ray and visible ray to pass through；
The absorbed layer include weight than account for 10% to 85% propylene glycol methyl ether acetate, weight than account for 5% to 30% four
Hydrogen furans, weight than account for 5% to 10% epoxy resin；
The substrate uses glass substrate；The optical filtering module is additionally provided with anti-reflection film, and the anti-reflection film is superimposed on the glass base
Plate, the anti-reflection film and the absorbed layer both sides that to be respectively arranged at the glass substrate opposite；The anti-reflection film uses MgF2
Anti-reflection film.
2. optical filtering module as claimed in claim 1, it is characterised in that the absorbed layer is made of absorption-type resin.
3. optical filtering module as claimed in claim 1, it is characterised in that the optical filter allows the optical wavelength passed through to be 850
Nanometer and 400 nanometers to 600 nanometers.
4. optical filtering module as claimed in claim 1, it is characterised in that the optical filter is by five oxidation Tritanium/Trititanium film plating layers and dioxy
SiClx film plating layer is alternately stacked to be formed.
5. optical filtering module as claimed in claim 4, it is characterised in that the optical filter includes 20 layer of five oxidation Tritanium/Trititanium plated film
Layer and 20 layers of silica film plating layer.
6. optical filtering module as claimed in claim 5, it is characterised in that the optical filter includes one layer stacked gradually successively
Five oxidation Tritanium/Trititanium film plating layers of 0.15 times of unit thickness, the silica film plating layer of one layer of 0.25 times of unit thickness, it is alternately stacked
Nine layers of 1 times of unit thickness five oxidation Tritanium/Trititanium film plating layers and nine layers of 1 times of unit thickness silica film plating layer, be alternately stacked
Nine layers of 1.45 times of unit thickness five oxidation Tritanium/Trititanium film plating layers and nine layers of 1.45 times of unit thickness silica film plating layer, one
The five oxidation Tritanium/Trititanium film plating layers and the silica film plating layer of one layer of 0.65 times of unit thickness of 1 times of unit thickness of layer.
7. a kind of imaging device, it is characterised in that：Including flexible PCB and it is set in turn in the image of the flexible PCB
Gather sensor, optical filtering module, camera lens and module and lens set are installed, the optical filtering module is used as any in claim 1 to 6
Optical filtering module described in, the camera lens is installed module and is positioned on the flexible PCB, and the lens set is assembled in institute
State camera lens and module is installed, the camera lens installs the cavity that module is provided with insertion, and the optical filtering module is arranged at the camera lens and installed
In the cavity of module, the flexible PCB, camera lens install module and optical filtering module formation accommodation space, and described image collection is passed
Sensor is placed in the accommodation space.
8. imaging device as claimed in claim 7, it is characterised in that：The camera lens installs module and uses microscope base, the cavity
It is formed at the microscope base.
9. imaging device as claimed in claim 7, it is characterised in that：The camera lens, which installs module, to be included provided with insertion cavity
Support and the motor for being installed on the support, the motor, flexible PCB and optical filter are constituted for housing IMAQ biography
The accommodation space of sensor, the lens set is assembled in the motor, and the motor is used to drive the lens set to focus.
10. imaging device as described in claim 9, it is characterised in that：The motor using stepper motor, voice coil motor or
Piezo-electric motor.
11. a kind of mobile terminal, it is characterised in that：Including at least one infrared light emission source and as appointed in claim 7 to 10
Imaging device described in one, the infrared light emission source is set close to the lens set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410648253.XA CN104570185B (en) | 2014-11-14 | 2014-11-14 | Optical filtering module, imaging device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410648253.XA CN104570185B (en) | 2014-11-14 | 2014-11-14 | Optical filtering module, imaging device and mobile terminal |
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| Publication Number | Publication Date |
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| CN104570185A CN104570185A (en) | 2015-04-29 |
| CN104570185B true CN104570185B (en) | 2017-09-22 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101938273B1 (en) * | 2016-07-01 | 2019-01-15 | 자화전자(주) | Rotational actuator for optical device and camera module having the same |
| CN108024035B (en) * | 2016-10-31 | 2020-02-04 | 比亚迪股份有限公司 | Image forming apparatus and method |
| CN112135012B (en) * | 2019-06-25 | 2022-02-11 | 杭州海康威视数字技术股份有限公司 | Image acquisition device and image acquisition method |
| CN110248070A (en) * | 2019-06-28 | 2019-09-17 | 信利光电股份有限公司 | A kind of camera module and terminal |
| CN111881852A (en) * | 2020-07-30 | 2020-11-03 | 维沃移动通信有限公司 | Wearable device, iris information acquisition method and storage medium |
| CN113093314A (en) * | 2021-03-31 | 2021-07-09 | 南昌欧菲光电技术有限公司 | Optical diaphragm and camera module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101441412A (en) * | 2007-11-22 | 2009-05-27 | 新应材股份有限公司 | Resin composition |
| KR101674036B1 (en) * | 2009-09-15 | 2016-11-08 | 가부시키가이샤 다이신쿠 | Optical filter |
| CN103207502B (en) * | 2013-04-16 | 2016-01-20 | 南昌欧菲光电技术有限公司 | Camera module and formation method |
| CN203368597U (en) * | 2013-07-30 | 2013-12-25 | 南昌欧菲光电技术有限公司 | Camera module |
| CN204331082U (en) * | 2014-11-14 | 2015-05-13 | 南昌欧菲光电技术有限公司 | Optical filtering module, imaging device and mobile terminal |
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Address after: 330013, Nanchang, Jiangxi, north of the Economic Development Zone Huang Jia Hu West Road, the ophelion Technology Park. Co-patentee after: Nanchang OFilm Tech. Co.,Ltd. Patentee after: NANCHANG OFILM OPTICAL-ELECTRONIC TECH Co.,Ltd. Co-patentee after: OFilm Tech Co.,Ltd. Co-patentee after: SUZHOU OFILM TECH Co.,Ltd. Address before: 330013, Nanchang, Jiangxi, north of the Economic Development Zone Huang Jia Hu West Road, the ophelion Technology Park. Co-patentee before: Nanchang OFilm Tech. Co.,Ltd. Patentee before: NANCHANG OFILM OPTICAL-ELECTRONIC TECH Co.,Ltd. Co-patentee before: Shenzhen OFilm Tech Co.,Ltd. Co-patentee before: SUZHOU OFILM TECH Co.,Ltd. |
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Effective date of registration: 20180927 Address after: 330038 room 1408, red Gucheng tower, 545 Exhibition Road, Nanchang, Jiangxi. Patentee after: Nanchang Virtual Reality Research Institute Co.,Ltd. Address before: 330013, Nanchang, Jiangxi, north of the Economic Development Zone Huang Jia Hu West Road, the ophelion Technology Park. Co-patentee before: Nanchang OFilm Tech. Co.,Ltd. Patentee before: NANCHANG OFILM OPTICAL-ELECTRONIC TECH Co.,Ltd. Co-patentee before: OFilm Tech Co.,Ltd. Co-patentee before: SUZHOU OFILM TECH Co.,Ltd. |
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