CN108732715A - Optical system - Google Patents
Optical system Download PDFInfo
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- CN108732715A CN108732715A CN201810300537.8A CN201810300537A CN108732715A CN 108732715 A CN108732715 A CN 108732715A CN 201810300537 A CN201810300537 A CN 201810300537A CN 108732715 A CN108732715 A CN 108732715A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/023—Mountings, adjusting means, or light-tight connections, for optical elements for lenses permitting adjustment
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Adjustment Of Camera Lenses (AREA)
- Lens Barrels (AREA)
Abstract
A kind of optical system, including one first optical module, one second optical module and a light-path adjusting mechanism.First, second optical module is respectively to carry one first optical module and one second optical module, and the first, second optical module is respectively provided with the first, second optical axis, and two optical axises are mutually perpendicular to, wherein the first optical module has one first electromagnetic drive component.Light-path adjusting mechanism is set between the first, second optical module and guides an incident light to the second optical module, and include a light path adjustment unit and one second electromagnetic drive component, wherein light path adjustment unit and the second electromagnetic drive component is arranged along the incident direction of incident light.
Description
Technical field
The embodiment of the present disclosure is related to a kind of optical system, more particularly to a kind of with multiple optical modules and light path guiding
The optical system of structure.
Background technology
With the development of science and technology, many electronic devices (such as tablet computer or smartphone) are equipped with camera lens now
Module and have the function of take a picture or record a video, even be configured with bimirror head module, bring the abundant visual enjoyment of people.Work as user
When using electronic device equipped with camera lens module, the situation that might have shaking occurs, so that captured by camera lens module
Image generates fuzzy.However, requirement of the people for picture quality is increasingly increased, therefore the shockproof function of camera lens module is also increasingly heavy
It wants.In addition, people pursue miniaturization now, for the device configured with bimirror head module, how to pass through special configuration
Design enables its occupied space to reduce, and is an important topic.
Invention content
The purpose of the present invention is to provide a kind of optical systems, above-mentioned at least one to solve the problems, such as.
The present invention provides a kind of optical system, may be disposed in an electronic device, including one first optical module, one second
Optical module and a light-path adjusting mechanism.First, second optical module is respectively carrying one first optical module and one second
Optical module, the first, second optical module are respectively provided with the first, second optical axis, and two optical axises are mutually perpendicular to, wherein the first optics
Module has one first electromagnetic drive component.Second electromagnetic drive component is set to the first electromagnetic drive component and the second optical mode
Between block.Light-path adjusting mechanism is set between the first, second optical module and guides an incident light to the second optical module, and
Including a light path adjustment unit and one second electromagnetic drive component, wherein light path adjustment unit enter with the second electromagnetic drive component edge
Penetrate the incident direction arrangement of light.
In an embodiment, aforementioned first electromagnetic drive component includes one first magnet assembly, and the second drive component includes
One second magnet assembly, and the pole orientation of the first, second magnet assembly is not parallel.In an embodiment, aforementioned second is magnetic
The pole orientation of component is parallel to primary optic axis.In an embodiment, the pole orientation of aforementioned first, second magnet assembly is mutual
Vertically.In an embodiment, from perpendicular to the direction of aforementioned primary optic axis, the first, second magnet assembly is not overlapped.Yu Yi
In embodiment, aforementioned light-path adjusting mechanism includes also a magnetic conduction subassembly, is set to light path adjustment unit and the second electromagnetic drive group
Between part.
In an embodiment, aforementioned light-path adjusting mechanism also includes a circuit board member and a pair of of hyte part, and second is electric
Magnetic driving component includes a coil and one second magnet assembly, wherein contraposition component and coil are set to circuit board member, and the
Two magnet assemblies are set to light path adjustment unit and corresponding coil.In an embodiment, aforementioned light-path adjusting mechanism also includes one
Load-bearing part and a pedestal, load-bearing part is fixed and accommodated to pedestal with circuit board member, and load-bearing part carries light path adjustment unit.Yu Yi
In embodiment, aforementioned light-path adjusting mechanism includes also an elastic parts, between light path adjustment unit and load-bearing part, and is connected
Light path adjustment unit, load-bearing part and pedestal.In an embodiment, aforementioned load-bearing part is respectively provided with pedestal relative to incident light
The inclined inclined-plane of incident direction, elastic parts are set on these inclined-planes.In an embodiment, aforementioned flexible component has one
Fixed part and a movable part are separately connected pedestal and load-bearing part, and fixed part tool goes out string end, movable part there are two first
Point tool goes out string end there are two second, wherein the aforementioned first online distance for going out string end be more than aforementioned second go out string end it is online away from
From.In an embodiment, aforementioned flexible component includes also a coupling part, is connected and fixed part and movable part, and interconnecting piece
Divide the incident direction perpendicular to incident light and there is a narrow section, the wherein width of narrow section is less than coupling part and fixed part
And the width of the junction between movable part.
In an embodiment, aforementioned coil have a hollow space, contraposition component surrounded by coil, and coil with to hyte
Part shares the second magnet assembly.In an embodiment, aforementioned second electromagnetic drive component includes multiple coils, and corresponding second is magnetic
Component, and aforesaid plurality of coil is electrically independent.In an embodiment, aforementioned contraposition component is set between aforesaid plurality of coil.
In an embodiment, aforementioned contraposition component is set to coil in the Different Plane of circuit board member.It is aforementioned in an embodiment
Circuit board member has an entity plate and an additional circuit boards, and aligns component and be respectively arranged at entity plate and additional electrical with coil
Road plate, wherein additional circuit boards are tilted relative to the incident direction of incident light.
The beneficial effects of the present invention are so that the both of the aforesaid electromagnetic drive component in optical system can reduce mutually relevant
The situation disturbed except magnetic thrust can be allowed effectively to be promoted, and can make light-path adjusting mechanism and the second optical module be closer to
One optical module, thus it is able to the overall volume of type minifier optical system, and reach miniaturization.
Description of the drawings
Fig. 1 is the schematic diagram of the optical system of one embodiment of the invention.
Fig. 2A is the explosive view of the first optical module in Fig. 1.
Fig. 2 B are the explosive view of the second optical module and light path adjustment unit in Fig. 1.
Fig. 3 is the schematic diagram of light path adjustment unit in Fig. 1.
Fig. 4 is the schematic diagram that the pedestal in Fig. 2 is detached with circuit board member.
Fig. 5 is the schematic diagram of the first, second magnet assembly allocation position.
Fig. 6 A are the schematic diagram of elastic parts.
Fig. 6 B are the enlarged drawing of region A in Fig. 6 A.
Fig. 7 is that second electromagnetic drive component of another embodiment of the present invention is set to the schematic diagram of circuit board member.
Fig. 8 shows for the circuit board member of another embodiment of the present invention, contraposition component with what the second electromagnetic drive component configured
It is intended to.
Reference numeral is as follows：
1~optical system；
10~the first optical modules；
20~the second optical modules；
30~light-path adjusting mechanism；
11,21,31~pedestal；
12,22,32~load-bearing part；
13,14~upper and lower reed；
15~outline border；
26~frame；
310~holding tank；
311,321~inclined-plane；
312,322~bottom surface；
312A~groove；
33~elastic parts；
331~fixed part；
332~movable part；
333~coupling part；
A~region；
B~connection component；
The coil of C1, C2, C3~first, second, third；
The coils of C2a~second；
D1~distance；
F, F '~circuit board member；
F1 '~entity plate；
F2 '~additional circuit boards；
M1, M2 ,~first, second, third magnet assembly；
The electromagnetic drive component of MC1, MC2, MC3~first, second, third；
The electromagnetic drive components of MC2a~second；
P~light path adjustment unit；
Q1, Q2~incident light；
R1~narrow section；
R2, R3~junction；
S1, S2~first, second go out string end；
W~width.
Specific implementation mode
Illustrate the optical system of the embodiment of the present invention below.However, can will readily appreciate that the embodiment of the present invention provides many conjunctions
Suitable concept of the invention and may be implemented in wide variety of specific background.Disclosed specific embodiment is merely illustrative with specific
Method is using the present invention, not limiting to the scope of the present invention.
Unless otherwise defined, belonging to whole term (including technology and scientific words) as used herein has and discloses with this piece
The normally understood identical connotation of those skilled in the art institute.It is appreciated that these terms, such as in usually used dictionary
Defined in term, should be interpreted to have a meaning consistent with the background or context of the relevant technologies and the disclosure, without
Ying Yiyi is idealized or excessively formal mode is understood, unless especially definition herein.
Fig. 1 is the schematic diagram of the optical system 1 of one embodiment of the invention.Aforementioned optical system 1 is, for example, that can drive and hold
The system for carrying dual optical components (such as twin-lens), and may be disposed at an electronic device (such as camera, tablet computer or mobile phone)
Inside, mainly include one first optical module 10, one second optical module 20 and a light-path adjusting mechanism 30, aforementioned light path
Adjustment mechanism 30 is set between the first, second optical module 10,20 (in Y direction).Wherein, light-path adjusting mechanism 30 to
Guide an incident light to the second optical module 20.As shown in Figure 1, when entering optical system 1 from extraneous light (incident light)
When, incident light Q1 (Z-direction) is disposed through the first optical module in the first optical module 10, and (such as camera lens is not schemed
Show), and to the photosensory assembly (non-icon) being set on electronic device；And incident light Q2 (Z-direction) passes through light path tune
One light path adjustment unit P (such as prism, speculum) of complete machine structure 30 makes it reflect and be incident upon the second optics along Y direction
Module 20 allows light to be obtained through one second optical module (such as camera lens) L of the second optical module 20 and in electronic device
Photosensory assembly, to obtain image.
It is worth noting that, the second optical axis O2 of the second optical module L of aforementioned second optical module 20 (is roughly parallel to
Y-axis) it is approximately perpendicular to the incident direction (and primary optic axis O1 of the first optical module) of incident light Q1, Q2, and the second optics
Each part of module 20 can be arranged along the direction for being parallel to Y-axis, allow the thickness of electronic device in the Z-axis direction can be significantly
It saves, to reach miniaturization.
Aforementioned first optical module, the second optical module L can be moved relative to the photosensory assembly in electronic device, Jin Erneng
Its focal length is enough suitably adjusted, to reach auto-focusing (Auto-Focusing, AF) or be shaken up to the anti-hand of optical imagery
The effect of (Optical Image Stabilization, OIS), in addition by configuring light-path adjusting mechanism 30 to adjust or mend
Positive light injects the angle of the second optical module L, and picture quality can be substantially improved.It will be detailed below the first, second optical mode
Structure and the configuration of block 10,20 and light-path adjusting mechanism 30.
First illustrate the structure of the first optical module 10 below.It is in Fig. 1 also referring to Fig. 1 and Fig. 2A, wherein Fig. 2A
The explosive view of first optical module 10.First optical module 10 includes mainly：One pedestal 11, a load-bearing part 12, a upper reed plate 13,
Once reed 14, an outline border 15 (tool plastic material) and one first electromagnetic drive component MC1.Wherein, the carrying of load-bearing part 12 first
Optical module (non-icon, such as be set to the bearing groove of load-bearing part 12), and pass through upper and lower reed (being, for example, springs)
13,14, load-bearing part 12 is movably connected with pedestal 11 and outline border 15.First electromagnetic drive component MC1 include a first coil C1 (or
Claim coil block) and multiple first magnet assembly M1 (being, for example, magnet), it configures to drive load-bearing part 12 and be located therein
The first optical module moved relative to pedestal 11, with up to the purpose of auto-focusing or optical anti-shake.Wherein first coil C1
It is sheathed on load-bearing part 12, the first magnet assembly M1 is then set on pedestal 11 and is arranged in a manner of around load-bearing part 12, and face
To first coil C1.Drive signal (such as driving current) is applied to first coil C1 by an external power supply (not shown), it can
Magnetic force is generated between the first magnet assembly M1, to drive load-bearing part 12 to be moved relative to pedestal 11.In addition, applying driving letter
Before number, upper and lower reed 13,14 can allow load-bearing part 12 to be maintained at an initial position with respect to pedestal 11.First in the present embodiment
Electromagnetic drive component MC1 is moving-coil type, can be then moving-magnetic type in another embodiment.
It will be described below mechanism and configuration of second optical module 20 with light-path adjusting mechanism 30.Also referring to Fig. 1 and
Fig. 2 B, wherein Fig. 2 B are the explosive view of the second optical module 20 and light-path adjusting mechanism 30 in Fig. 1.Aforementioned second optical module
20 include mainly：Aforementioned second optical module L, pedestal 21, load-bearing part 22 and frame 26, load-bearing part 22 carry the second optical module
L is simultaneously set on pedestal 21 and in frame 26, and pedestal 21 is then connected and fixed with frame 26.In some embodiments, the second optics
Module 20 may be configured with a connection component B and a third electromagnetic drive component MC3 between pedestal 21 and load-bearing part 22, such as Fig. 2 B
Shown, connection component B is, for example, rolling assembly, and load-bearing part 22 can be allowed to be movably connected with pedestal 21, third electromagnetic drive component MC3
Including multiple tertiary coil C3 (or coil block) and multiple third magnet assembly M3, (such as driven by applying drive signal
Streaming current), third electromagnetic drive component MC3 can be made to drive load-bearing part 22 and the second optical module L relative to pedestal 21, frame 26
Mobile (such as being moved on X/Y plane), to reach focusing or the effect of anti-hand shakes.
With continued reference to Fig. 1 and Fig. 2 B, aforementioned light-path adjusting mechanism 30 by incident light Q2 then introducing the second optical module
L includes mainly：Aforementioned light path adjustment unit P, a pedestal 31, a load-bearing part 32, an elastic parts 33, a circuit board member F
With one second electromagnetic drive component MC2.It is the signal of aforementioned light-path adjusting mechanism 30 also referring to Fig. 2 B and 3, wherein Fig. 3
Figure.The external form of triangular prism is substantially presented with load-bearing part 32 for pedestal 31, and load-bearing part 32 is set in the holding tank 310 of pedestal 31, and
By elastic parts (being, for example, reed) 33 so that the two is movably connected with.Specifically, pedestal 31 has respectively with load-bearing part 32
There are inclined-plane 311 and 321, elastic parts 33 to be set on this two inclined-plane 311,321 with connect base 31 and load-bearing part 32.Aforementioned light
Road adjustment unit P is also in the external form for having substantially triangular prism, and load-bearing part 32 carries light path adjustment unit P (the two is fixed to each other), in detail
For thin, light path adjustment unit P is configured on inclined-plane 311,321, wherein aforementioned flexible component 33 is located in light path adjustment unit
Between P and pedestal 31, load-bearing part 32.
Fig. 4 indicates the schematic diagram that the circuit board member F of light-path adjusting mechanism 30 is detached with pedestal 31.Aforementioned second electromagnetism drives
Dynamic component MC2 be set to pedestal 31,32 bottom side of load-bearing part position, specifically, the second electromagnetic drive component MC2 includes one the
Two coil C2 (or coil block) and one second magnet assembly M2, the two correspond and are respectively arranged at circuit board member F
On the upper and bottom surface 322 of load-bearing part 32, the second coil C2 and circuit board member F is fixed to each other, the second magnet assembly M2 and carrying
Part 32 is fixed to each other and (is also fixed to each other with light path adjustment unit P).And circuit board member F is set to the bottom surface 312 of pedestal 31, such as
Shown in Fig. 4, bottom surface 312 is formed with a groove 312A, can accommodate circuit board member F, and it can be allowed to be fixed to each other with pedestal 31.When
When applying a drive signal to the second coil C2 (such as external power supply applies signal and passes through circuit board member F), by second
The magnetic force generated between coil C2 and magnet assembly M2 so that load-bearing part 32 is together with light path adjustment unit P relative to pedestal 31
It is mobile, incident light Q2 is guided to the incident angle of the second optical module P so as to adjustment light path adjustment unit P, optics is reached with this
The effect of anti-hand shake.
It is worth noting that, aforementioned light path adjustment unit P and the second electromagnetic drive component MC2 are along Z-direction (incident light
The incident direction of Q2) arrangement, and the second magnet assembly M2 and the second coil C2 are also setting up and down along Z-direction.Implement in one
In example, the second magnet assembly M2 is, for example, a multipole magnet, can carry out internal cycle compared to homopolar magnet its magnetic force and more seal
It closes, the magnetic disturbance problem caused by its other circuit unit to optical system 1 can be reduced.In an embodiment, second is magnetic
Component M2 can be that two homopolar magnets are composed.
Fig. 5 show the first electromagnetic drive component MC1 the first magnet assembly M1 (belonging to the first optical module 10) and
The configuration of the second magnet assembly M2 (belonging to light-path adjusting mechanism 30) of second electromagnetic drive component MC2.As shown, the first magnetic
The pole orientation of property component M1 is along X or Y direction (perpendicular to primary optic axis O1), and the pole orientation of the second magnet assembly M2 is then
Along Z-direction (incident direction for being parallel to primary optic axis O1 or incident light Q2), two magnet assemblies are not parallel, implement in one
Two magnet assemblies are mutually perpendicular in example.Thus, the mode arranged in parallel compared to first, second magnet assembly M1, M2
(pole orientation is identical or along same axis), the present embodiment, can be effective by the installation position of the above-mentioned magnet assembly (M1, M2) of change
The degree for reducing by two magnet assembly magnetic disturbances, to promote the quality of total system.In addition, perpendicular to the directions primary optic axis O1
(i.e. Y direction) is observed, and first, second magnet assembly M1, M2 is not overlapped (that is, two magnet assemblies exist position in the Z-axis direction
Different height), it thus can be reduced or avoided because leading to the problem of mutual electromagnetic interference along in same plane.Thus,
In the case where magnetic disturbance declines to a great extent, light-path adjusting mechanism 30 is able to be closer to the first optical module 10, the two
Distance D1 (as shown in Figure 1) can contract to obtain smaller, and volume of the optical system 1 in electronic device is allowed to reduce, and up to miniaturization.
In addition, the light path adjustment unit P of the present embodiment also include a magnetic conduction subassembly (permeability element) T with
A pair of of hyte part U, as shown in Figure 3 and Figure 4.Aforementioned magnetic conduction subassembly T is set to light path adjustment unit P and the second electromagnetic drive component
Between MC2, it is sayed in detail, is located between bottom surface 321 and the second magnet assembly M2, and the magnetic force of the second magnet assembly M2 can be made past
One set direction is concentrated, and drives the magnetic thrust that load-bearing part 32 moves with enhancing, and reduce the effect of magnetic disturbance.In an embodiment
In, the bottom surface 321 of load-bearing part 32 can be embedded in magnetic conduction subassembly T corresponding to the part of the second magnet assembly M2, make it have magnetic conduction material
Matter, the second magnet assembly M2 are then in direct contact and are fixed on bottom surface 321, in addition to can enhance magnetic force (the second magnet assembly M2 with
Between second coil C2) toward a set direction collection China and foreign countries, it can more enhance the overall mechanical strength of load-bearing part 32.
Aforementioned contraposition component U is, for example, a position sensor, can be magnetoresistive sensor for example
(Magnetoresistive Sensor, MRS) or optical sensor (Optical Sensor), to sense load-bearing part
32, position relationships of the light path adjustment unit P relative to pedestal 10 passes through the second electromagnetic drive with a sharp control unit (non-icon)
The position of component MC2 adjustment between the two.It is worth noting that, the hollow space that contraposition component U is set to the second coil C2 (changes
Yan Zhi, contraposition component U are surrounded by the second coil C2), this configuration can allow the volume of entire mechanism up to the effect of miniaturization.Yu Benshi
It applies in example, contraposition component U can share the second magnet assembly M2 with the second coil C2.
Fig. 6 A are the schematic diagram of aforementioned flexible component 33.Elastic parts 33 is set on pedestal 31 and load-bearing part 32, and position
Between light path adjustment unit P and load-bearing part 32 (Fig. 2 B).Before applying drive signal, elastic parts 33 can allow load-bearing part
32 pedestals opposite with light path adjustment unit P 31 are maintained at an initial position.It is worth noting that, elastic parts 33 has one to fix
Part 331 and a movable part 332 (being separately connected pedestal 31 and load-bearing part 32) are with the left half of explanation of elastic parts 33
Example, the tool of fixed part 331 go out string end S1 there are two first, movable part then have there are two second go out string end S2, two of which the
The one online distance gone out between the S1 of string end is more than the two second online distances gone out between the S2 of string end, and it is solid can to enhance elastic parts 33
Due to the intensity of pedestal 31, also provide 32 activity appropriate of load-bearing part (relative to pedestal 31).In addition, elastic parts 33 also wraps
Containing a coupling part 333, it is approximately perpendicular to the incident direction of incident light Q2 and there is a narrow section R1, can be seen that from Fig. 6 B,
The width of narrow section R1 is less than the junction (Junction) between coupling part 333 and fixed part 331 and movable part 332
The width of R2, R3.In other words, elastic parts 33 can be allowed to have with the segment difference on width between junction R2, R3 and narrow part R1
There are the effect of more excellent dispersive stress, the quality of lifting device.
Fig. 7 shows the second electromagnetic drive component MC2a of another embodiment, the second electromagnetic drive group in the present embodiment
It is in place of part MC2a and aforementioned second electromagnetic drive component MC2 main differences：Second electromagnetic drive component MC2a has multiple
(two) second coil C2a, corresponding second magnet assembly M2, and align component U and be set between two the second coil C2a.By
It is no longer positioned over the hollow position of coil inside in contraposition component U so that the thickness W (Y direction) of the second coil C2a can be compared
In the second coil C2 smallers of embodiment 1.In addition, two second coil C2a of the present embodiment are electrically independent, the two can be only respectively
It is on the spot applied in drive signal, multiple and different drive signals is applied to the second coil C2a by external power supply, allows the second coil
C2a is independently controlled, so with the second magnet assembly M2 generate identical or different direction, size magnetic force.Citing and
Speech, when generating to the drive signals of two the second coil C2a input same sizes and direction and between the second magnet assembly M2
When magnetic force, load-bearing part 32 and light path adjustment unit P can be made relative to pedestal 31 in the rotation of X axis；And when input same size,
When the drive signal of different directions, then can make load-bearing part 32 and light path adjustment unit P relative to pedestal 31 in Z axis to rotation.
Thus, which load-bearing part 32 and light path adjustment unit P can be made in axially different rotation.
Fig. 8 shows the circuit board member F ' of another embodiment, contraposition component U, U ' with the second electromagnetic drive component MC2's
Schematic diagram.Circuit board member F ' can define out an entity plate F1 ' and an additional circuit boards F2 ', additional circuit boards in the present embodiment
F2 ' is tilted relative to entity plate F1 '.Wherein, the second coil C2 is set on entity plate F1 ', and contraposition component U is then no longer set to
Hollow space in second coil C2 and be set on additional circuit boards F2 '.Entity plate F1 ' vertical (or substantially vertical) is in incidence
The pole orientation (Z axis) of the incident direction of light Q2 or the second magnet assembly M2, and additional circuit boards F2 ' is then relative to incident light Q2
Incident direction or the pole orientation (Z axis) of the second magnet assembly M2 have an angle of inclination.Aforementioned contraposition component U corresponds to another pair
Hyte part U ' (may be disposed at load-bearing part 32), the two constitute a pair of of hyte part.Pass through and align component U, U ' it is set to opposite the
The pole orientation of two magnet assembly M2 has an angle tilt, and no longer shares the second magnet assembly M2 with the second coil C2, removes
The situation generation that the driving force of the second electromagnetic drive component MC2 reduces can be reduced, sensing load-bearing part 32 can be also promoted and (be carried with it
Light path adjustment unit P) accuracy with the relative position of pedestal 31.
In conclusion the present invention provides a kind of optical system, may be disposed in an electronic device, including one first optical mode
Block, one second optical module and a light-path adjusting mechanism.First, second optical module is respectively carrying one first optical module
With one second optical module, the first, second optical module is respectively provided with the first, second optical axis, is mutually perpendicular, wherein first
Optical module has one first electromagnetic drive component.Light-path adjusting mechanism is set between the first, second optical module and guides
One incident light includes a light path adjustment unit and one second electromagnetic drive component to the second optical module, and wherein light path adjusts
Unit and the second electromagnetic drive component are arranged along the incident direction of incident light.In addition, the first, second electromagnetic drive component has respectively
There are one first magnet assembly and one second magnet assembly, the pole orientation of the two not parallel.Thus, by aforementioned arrangements,
So that the both of the aforesaid electromagnetic drive component in optical system can reduce the situation interfered with each other, effectively carried except magnetic thrust can be allowed
It rises, and light-path adjusting mechanism and the second optical module can be made to be closer to the first optical module (in the shape that magnetic disturbance reduces
Under condition), thus it is able to the overall volume of type minifier optical system, and reach miniaturization.Furthermore pass through light path adjustment unit and second
Electromagnetic drive component is arranged along the incident direction of incident light, also the other assemblies of electronic device can be allowed flexibly to be arranged.
Ordinal number in this specification and claim, such as " first ", " second " etc., there is no suitable each other
Precedence relationship in sequence is only used for mark and distinguishes two different components with same name.
The above embodiments enable those skilled in the art to implement this hair through the above description with enough details narrations
Bright disclosed device, and it will be appreciated that in the spirit and scope for not departing from the present invention, when a little change can be done
With retouching, therefore protection scope of the present invention is subject to define depending on appended claims.
Claims (17)
1. a kind of optical system, including：
One first optical module, to carry one first optical module, which has a primary optic axis, and this
One optical module includes one first electromagnetic drive component；
One second optical module, to carry one second optical module, second optical module is with one perpendicular to first light
Second optical axis of axis；And
One light-path adjusting mechanism is set between first optical module and second optical module, and one incident light of guiding extremely should
Second optical module, and include a light path adjustment unit and one second electromagnetic drive component；
Wherein, which is set between first electromagnetic drive component and second optical module, and should
Incident direction of the light path adjustment unit with second electromagnetic drive component along the incident light arranges.
2. optical system as described in claim 1, wherein first electromagnetic drive component include one first magnet assembly, this
Two drive components include one second magnet assembly, and the pole orientation of first magnet assembly and second magnet assembly is uneven
Row.
3. the pole orientation of optical system as claimed in claim 2, wherein second magnet assembly is parallel to the primary optic axis.
4. optical system as claimed in claim 2, the wherein pole orientation of first magnet assembly and second magnet assembly
It is mutually perpendicular to.
5. optical system as claimed in claim 2, wherein from perpendicular to the direction of the primary optic axis, the first magnetic group
Part and second magnet assembly be not be overlapped.
6. optical system as described in claim 1, the wherein light-path adjusting mechanism include also a magnetic conduction subassembly, it is set to the light
Between road adjustment unit and second electromagnetic drive component.
7. optical system as claimed in claim 2, the wherein light-path adjusting mechanism also include a circuit board member and a contraposition
Component, and second electromagnetic drive component also includes a coil, the wherein contraposition component is set to the circuit board structure with the coil
Part, and second magnet assembly is set to the light path adjustment unit and the corresponding coil.
8. optical system as claimed in claim 7, the wherein light-path adjusting mechanism also include a load-bearing part and a pedestal, the bottom
The load-bearing part is fixed and accommodated to seat with the circuit board member, and the load-bearing part carries the light path adjustment unit.
9. optical system as claimed in claim 8, the wherein light-path adjusting mechanism also include an elastic parts, it is located at the light path
Between adjustment unit and the load-bearing part, and connect the light path adjustment unit, the load-bearing part and the pedestal.
10. optical system as claimed in claim 9, the wherein load-bearing part are respectively provided with the pedestal relative to the incident light
The inclined inclined-plane of incident direction, the elastic parts are set on multiple inclined-planes.
11. optical system as claimed in claim 9, the wherein elastic parts have a fixed part and a movable part, point
The pedestal and the load-bearing part are not connected, and fixed part tool goes out string end there are two first, there are two second for movable part tool
Go out string end, the plurality of described first online distance for going out string end is more than the multiple described second online distances for going out string end.
12. optical system as claimed in claim 11, the wherein elastic parts include also a coupling part, the fixed part is connected
Point with the movable part, and the coupling part perpendicular to the incident light incident direction and have a narrow section, the narrow section
Width is less than the width of the junction between the coupling part and the fixed part and the movable part.
13. optical system as claimed in claim 7, the wherein coil have a hollow space, the contraposition component is by the coil
It surrounds, and the coil shares second magnet assembly with the contraposition component.
14. optical system as claimed in claim 7, wherein second electromagnetic drive component include multiple coils, it is corresponding this
Two magnet assemblies, and multiple coils are electrically independent.
15. optical system as claimed in claim 14, wherein the contraposition component are set between multiple coils.
16. optical system as claimed in claim 7, wherein the contraposition component are set to the circuit board member not with the coil
On coplanar.
17. optical system as claimed in claim 16, the wherein circuit board member have an entity plate and an additional circuit boards,
And the contraposition component is respectively arranged at the entity plate and the additional circuit boards with the coil, wherein the additional circuit boards are relative to this
The incident direction of incident light tilts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| US15/953,968 US10866394B2 (en) | 2017-04-18 | 2018-04-16 | Optical system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762486630P | 2017-04-18 | 2017-04-18 | |
| US62/486,630 | 2017-04-18 |
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| CN201810300537.8A Active CN108732715B (en) | 2017-04-18 | 2018-04-04 | Optical system |
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