CN105629426B - Variable focus lens package and varifocal camera module - Google Patents

Variable focus lens package and varifocal camera module Download PDF

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Publication number
CN105629426B
CN105629426B CN201410606312.7A CN201410606312A CN105629426B CN 105629426 B CN105629426 B CN 105629426B CN 201410606312 A CN201410606312 A CN 201410606312A CN 105629426 B CN105629426 B CN 105629426B
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lens unit
lens
rotating mechanism
fixed
optical axis
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CN105629426A (en
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陈志隆
颜智敏
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Gaozhun International Technology Co., Ltd
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Everready Precision Ind Corp
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Abstract

The present invention provides a kind of variable focus lens package and varifocal camera module.The variable focus lens package includes shell, multiple lens and rotating mechanism.It is placed in the shell to multiple lens stack, each lens have multiple lens units, and multiple lens unit defines multiple optical axises;The rotating mechanism is set on the shell, to rotate at least one of multiple lens to change the relative position of the lens unit on different lens, wherein multiple optical axis is kept fixed before and after rotating mechanism rotation.The varifocal camera module includes the variable focus lens package.The present invention can change the stack manner of multiple lens units by rotating manner, with the Zoom effect of changing section lens, so can provide Zoom effect abundant under the premise of not increasing the volume, length and weight of lens subassembly.

Description

Variable focus lens package and varifocal camera module
Technical field
The present invention relates to a kind of lens subassembly and camera module, especially a kind of portable electronic applied to slimming The lens subassembly and camera module of device.
Background technique
In response to development scientific and technological now, the various functions of electronic device can be implemented in the portable electronic dress of frivolous external form It sets, portable electronic devices are, for example, smart phone, tablet computer or the dress such as personal digital assistant (PDA) or object wearing device It sets.The use habit taken pictures and photographed is liked in response to modern, camera module has been that the standard in portable electronic devices is equipped with. Wherein, different magnification ratios or adjustment different perspectives, that is, so-called zoom function are needed in response to different occasions, also by user Attention.
Briefly describe the structure of existing camera module.Referring to Fig. 1, it illustrates for the structural profile of existing camera module Figure.Existing camera module 1 includes a lens subassembly 11 and an inductor 12, and lens subassembly 11 includes shell 111, multiple fixations Lens unit 112, a movable lens unit 113, an aperture 114 and a mobile mechanism 115.Multiple fixed lens units 112 are arranged inside shell 111 in a manner of fixed setting, opposite, movable lens unit 113 is connected to mobile mechanism 115, and be movably arranged in shell 111 by mobile mechanism 115.Aperture 114 is set to movable lens The side of unit 113, and be located on an optical axis 110 of lens subassembly 11, it can control the light-inletting quantity by lens subassembly 11.Sense It answers device 12 to be located at the side of multiple fixed lens units 112 and movable lens unit 113, and is set on optical axis 110, function It can be imaged to receive the light of the multiple fixed lens units 112 of drawing-in and movable lens unit 113.
Please refer to Fig. 1 and Fig. 2, Fig. 2 is the structural profile illustration that existing camera module carries out zoom action.When When user is intended to shoot an object using existing camera module 1, external light enters in shell 111 and sequentially drawing-in fixation lens Unit 112, movable lens unit 113, fixed lens unit 112 and aperture 114, last external light project inductor Image forming job is carried out on 12, to generate the image of corresponding object.When user is intended to shoot the object, but the object away from From farther out when, user can utilize the zoom function of existing camera module 1, that is, the scaling (Zoom in/Zoom out) being commonly called as Function is to be shot.The running that existing camera module 1 carries out its zoom function is as follows: starting first in response to its zoom function Mobile mechanism 115 makes movable lens unit 113 be moved to corresponding position, as shown in Figure 2.Followed by shooting Movement, entering external light, shell 111 is interior and sequentially drawing-in is fixed lens unit 112, movable lens unit 113, fixed Lens unit 112 and aperture 114, and external light projects on inductor 12 and carries out image forming job, after generating zoom Object image.
It also include lens subassembly and an inductor in addition, also provide another existing camera module on the market, and lens Component equally includes shell, multiple fixed lens units, a movable lens unit, an aperture and a mobile mechanism.With it is upper It states unlike existing camera module, the direction of the mobile movable lens unit of the mobile mechanism of another existing camera module and light Axis is vertical, can equally carry out zoom function.However, the increase of its overall width for necessarily causing lens subassembly.
Zoom function is considerable function for shooting and photography, but the degree of its scaling is limited to lens group The total length or overall width of part 11, wherein the total length or overall width of lens subassembly 11 are bigger, and scalable degree is higher, instead It, the total length or overall width of lens subassembly 11 are smaller, and scalable degree is then lower.However, in pursuing high zoom function Meanwhile the increase that lens subassembly total length will be caused, lifting weight, does not expand the volume of camera module more.
Therefore, a kind of lens subassembly that can have both zoom degree and frivolous effect is needed.
Summary of the invention
One of the technical problem to be solved in the present invention is that In view of the above shortcomings of the prior art, providing one kind can Variable focus lens package and varifocal camera module comprising multiple lens have multiple lens units on each lens, and Change the stack manner of multiple lens units, by rotating manner with the luminous intensity of changing section lens.
The technical solution adopted by the present invention to solve the technical problems is to provide a kind of variable focus lens package comprising shell Body, multiple lens and rotating mechanism.It is placed in the shell to multiple lens stack, wherein each lens have more A lens unit, and multiple lens unit defines multiple optical axises;The rotating mechanism is set on the shell, to rotate this At least one of multiple lens are to change the relative position of the lens unit on different lens, wherein multiple optical axis is at this Rotating mechanism rotation front and back is kept fixed.
Preferably, the main lens in multiple lens includes one first associated lenses being located in multiple lens Main lens unit is fixed with one first fixed main lens unit of the centre of one second associated lenses and one second, and should The stacking of first fixed main lens unit and the second fixed main lens unit does not change because of the rotation of the rotating mechanism;Its In the first fixed main lens unit and the second fixed main lens unit define the primary optical axis in multiple optical axis.
Preferably, first associated lenses include the first fixed correlation lens unit and the first movable lens unit. The first fixed correlation lens unit is set to one first side in the shell and being located at the main lens, first movable lens Unit is located at the side of the first fixed correlation lens unit and is connected to the rotating mechanism;Wherein the first fixed correlation lens The stacking of unit and the first movable lens unit changes because of the rotation of the rotating mechanism.Second associated lenses with should First associated lenses are around the main lens.Second associated lenses include that the second fixed correlation lens unit and second are removable Lens unit.The second fixed correlation lens unit is set to the second side in the shell and being located at the main lens, this second Movable lens unit is located at the side of the second fixed correlation lens unit and is connected to the rotating mechanism;Wherein this is second solid The stacking for determining associated lenses unit and the second movable lens unit changes because of the rotation of the rotating mechanism.
Preferably, the first fixed correlation lens unit and the first movable lens unit define in multiple optical axis A primary optic axis, and the second fixed correlation lens unit and the second movable lens unit define in multiple optical axis One second optical axis;When rotating mechanism rotation, it is saturating which is moved into second fixed correlation The side of mirror unit and it is located on second optical axis, and to be moved into first fixed correlation saturating for the second movable lens unit The side of mirror unit and be located at the primary optic axis on.
Preferably, a third associated lenses of multiple lens and first associated lenses and the second associated lenses ring Around the main lens, which includes third fixed correlation lens unit and third movable lens unit.This Three fixed correlation lens units are set to the third side in the shell and being located at the main lens, and the third movable lens list Member is located at the side of the third fixed correlation lens unit and is connected to the rotating mechanism;The wherein third fixed correlation lens list Member and the stacking of the third movable lens unit change because of the rotation of the rotating mechanism.
Preferably, the first fixed correlation lens unit and the first movable lens unit define in multiple optical axis A primary optic axis, and the second fixed correlation lens unit and the second movable lens unit define in multiple optical axis One second optical axis, and the third fixed correlation lens unit and the third movable lens unit define in multiple optical axis A third optical axis;When rotating mechanism rotation, it is saturating which is moved into second fixed correlation The side of mirror unit and it is located on second optical axis, and to be moved into the third fixed correlation saturating for the second movable lens unit The side of mirror unit and it is located on the third optical axis, and to be moved into first fixed correlation saturating for the third movable lens unit The side of mirror unit and be located at the primary optic axis on.
Preferably, the rotating mechanism be in a manual manner, at least one of electric-powered manner and magnetic means and operate.
Preferably, the variable focus lens package further includes location structure, which is set on the rotating mechanism, is used Rotating mechanism rotation is limited to lock the rotating mechanism, or discharges the rotating mechanism and the rotating mechanism is allowed to rotate.
The present invention also provides a kind of varifocal camera modules comprising pedestal, variable focus lens package and induction member Part.The variable focus lens package is connected to the pedestal, which includes shell, multiple lens and rotating machine Structure.It is placed in the shell to multiple lens stack, wherein each lens have multiple lens units, and multiple Lens unit defines multiple optical axises.The rotating mechanism is set on the shell, to rotate at least one of multiple lens To change the relative position of the lens unit on different lens, wherein multiple optical axis is kept before and after rotating mechanism rotation It is fixed.The sensing element is set in the pedestal, to sense the external light by multiple lens.
Preferably, the main lens in multiple lens includes one first associated lenses being located in multiple lens Main lens unit is fixed with one first fixed main lens unit of the centre of one second associated lenses and one second, and should The stacking of first fixed main lens unit and the second fixed main lens unit does not change because of the rotation of the rotating mechanism;Its In the first fixed main lens unit and the second fixed main lens unit define the primary optical axis in multiple optical axis.
Preferably, first associated lenses include the first fixed correlation lens unit and the first movable lens unit. The first fixed correlation lens unit is set to one first side in the shell and being located at the main lens;And this is first removable saturating Mirror unit is located at the side of the first fixed correlation lens unit and is connected to the rotating mechanism;Wherein first fixed correlation is saturating The stacking of mirror unit and the first movable lens unit changes because of the rotation of the rotating mechanism.And second associated lenses With first associated lenses around the main lens, which includes the second fixed correlation lens unit and second can Mobile lens unit.The second fixed correlation lens unit is set to the second side in the shell and being located at the main lens;It should Second movable lens unit is located at the side of the second fixed correlation lens unit and is connected to the rotating mechanism;Wherein this The stacking of two fixed correlation lens units and the second movable lens unit changes because of the rotation of the rotating mechanism.
Preferably, the first fixed correlation lens unit and the first movable lens unit define in multiple optical axis A primary optic axis, and the second fixed correlation lens unit and the second movable lens unit define in multiple optical axis One second optical axis;When rotating mechanism rotation, it is saturating which is moved into second fixed correlation The side of mirror unit and it is located on second optical axis, and to be moved into first fixed correlation saturating for the second movable lens unit The side of mirror unit and be located at the primary optic axis on.
Preferably, a third associated lenses of multiple lens and first associated lenses and the second associated lenses ring Around the main lens, which includes third fixed correlation lens unit and third movable lens unit.This Three fixed correlation lens units are set to the third side in the shell and being located at the main lens;And the third movable lens list Member is located at the side of the third fixed correlation lens unit and is connected to the rotating mechanism;The wherein third fixed correlation lens list Member and the stacking of the third movable lens unit change because of the rotation of the rotating mechanism.
Preferably, the first fixed correlation lens unit and the first movable lens unit define in multiple optical axis A primary optic axis, and the second fixed correlation lens unit and the second movable lens unit define in multiple optical axis One second optical axis, and the third fixed correlation lens unit and the third movable lens unit define in multiple optical axis A third optical axis;When rotating mechanism rotation, it is saturating which is moved into second fixed correlation The side of mirror unit and it is located on second optical axis, and to be moved into the third fixed correlation saturating for the second movable lens unit The side of mirror unit and it is located on the third optical axis, and to be moved into first fixed correlation saturating for the third movable lens unit The side of mirror unit and be located at the primary optic axis on.
Preferably, the sensing element is divided into the multiple induction blocks for corresponding respectively to multiple lens, or it is, it should Sensing element is made of multiple induction blocks independently.
Variable focus lens package of the present invention and varifocal camera module have multiple lens, around those of main lens Associated lenses all have movable lens unit that can be mobile with rotating mechanism, can with rotating manner movement by rotating mechanism Mobile lens unit, and change the Zoom effect of those associated lenses, such as: luminous intensity and visual field.It is removable saturating based on this The structure of mirror unit and rotating mechanism, variable focus lens package of the present invention and varifocal camera module can be in not increasing Under the premise of the volume and weight of mirror assembly, Zoom effect abundant is provided, to solve problem of the prior art.
In order to further appreciating that the present invention to reach technology, means and effect that predetermined purpose is taken, please refer to Under detailed description for the present invention and attached drawing.The purpose of the present invention, feature or feature are deeply and specific when can thus obtain one Understanding, however institute's accompanying drawings are only for reference and description, not to the present invention is limited person.
Detailed description of the invention
Fig. 1 is the structural profile illustration of existing camera module.
Fig. 2 is the structural profile illustration that existing camera module carries out zoom action.
Fig. 3 is variable focus lens package of the present invention in the surface structure schematic diagram of the first preferred embodiment.
Fig. 4 is variable focus lens package of the present invention in the structural profile illustration of the first preferred embodiment.
Fig. 5 is multiple lens of variable focus lens package of the present invention in the structure schematic side view of the first preferred embodiment.
Fig. 6 is multiple lens of variable focus lens package of the present invention after the first preferred embodiment is rotated mechanism rotation Structure schematic side view.
Fig. 7 is the varifocal camera module of the present invention in the surface structure schematic diagram of the second preferred embodiment.
Fig. 8 is the varifocal camera module of the present invention in the structural profile illustration of the second preferred embodiment.
Specific embodiment
So-called lens subassembly (lens assembly) includes multiple lens (lens) below the present invention, and each lens can To include one or more lens units (lens element), plurality of lens unit can be along heap on the optical axis direction of lens Folded (staggered), i.e. these lens units apart from object plane (objective plane) or image planes (image plane) away from From difference.In production, the different lens units being arranged on vertical optical axis be can be separated into multiple lens (lenses) or It is to be integrated into a lens (lenses sheet), such as lens unit is made into a piece of lens together in a manner of plastic molding Piece.Different lens units on same lens can have respective function.
Illustrate the structure of variable focus lens package of the present invention first.Please refer to Fig. 3 and Fig. 4, Fig. 3 is that the present invention can Variable focus lens package is in the surface structure schematic diagram of the first preferred embodiment, and Fig. 4 is variable focus lens package of the present invention in the The structural profile illustration of one preferred embodiment.Variable focus lens package 2 includes shell 21, main lens 22, the first associated lenses 23, the second associated lenses 24, rotating mechanism 25 and location structure 26.Main lens 22 is set in shell 21 and is located at first and closes Join the centre of lens 23 and the second associated lenses 24, main lens 22 includes the first fixed main lens unit stacked mutually 221, the second fixed main lens unit 222 and the fixed main lens unit 223 of third, and the first fixed main lens unit 221, the Two fixed main lens units 222 and fixed 223 common definition of main lens unit, the one primary optical axis A1 of third.First associated lenses 23 Positioned at the first side of main lens 22 comprising the multiple first fixed correlation lens units 231 and first stacked mutually are removable Dynamic lens unit 232, multiple first fixed correlation lens units 231 and 232 common definition 1 of the first movable lens unit the One optical axis A2.Wherein, the first movable lens unit 232 is connected to rotating mechanism 25.
The structure of second associated lenses 24 is similar with the first associated lenses 23.Second associated lenses 24 are located at main lens 22 Second side comprising the multiple second fixed correlation lens units 241 stacked mutually and the second movable lens unit 242, One second optical axis A3 of multiple second fixed correlation lens units 241 and 242 common definition of the second movable lens unit.Wherein, Second movable lens unit 242 is connected to rotating mechanism 25.
In addition, on processing procedure, variable focus lens package 2 be include three lens (lenses sheet), the first lens Including the first fixed main lens unit 221, the first fixed correlation lens unit 231 and the second fixed correlation lens unit 241;The Two lens include the second fixed main lens unit 222, the first movable lens unit 232 and the second movable lens unit 242;The third lens piece then includes the fixed main lens unit 223 of third, another first fixed correlation lens unit 231 and another the Two fixed correlation lens units 241.Each lens can be made in the way of integrally formed plastic molding.
In this preferred embodiment, main lens 22, the first associated lenses 23 and the second associated lenses 24 are all respectively with 3 Piece lens unit is collectively constituted, and is only one enumerating in numerous embodiments, rather than as limit.In fact, the first association Only needed respectively in lens and the second associated lenses a piece of fixed lens unit and it is a piece of can be by mobile lens list Member is implementable spirit of the invention.Certainly, the lens unit number in main lens, the first associated lenses and the second associated lenses Amount may also respond with demand and increase, and the lens unit quantity in main lens, the first associated lenses and the second associated lenses is also It is not limited to identical.
Rotating mechanism 25 is set on shell 21, and function is to rotate the first movable lens unit 232 connected to it And the second movable lens unit 242, and change the first movable lens unit 232 and the second movable lens unit 242 relative position, wherein the first fixed main lens unit 221, second fixes main lens unit 222 and the fixed master of third The stack manner of lens unit 223 does not change because of rotating mechanism 25, and primary optical axis A1, primary optic axis A2 and the second optical axis A3 It is remained stationary in the rotation of rotating mechanism 25 front and back.And location structure 26 is set on rotating mechanism 25, function is locking Rotating mechanism 25 and limit rotating mechanism 25 rotation, alternatively, release rotating mechanism 25 and allow rotating mechanism 25 rotate.
In this preferred embodiment, the rotation of rotating mechanism 25 is electrically to drive and operate, in order to maintain drawing It is high-visible, do not shown in figure rotating mechanism 25 power supply unit and its electric wire configuration.However, electrically driving turns One in the only numerous embodiments of motivation structure 25 enumerates, and is not limited thereto.In another preferred embodiment, magnetic also can be used Power mode or manual mode drive rotating mechanism.
The operation situation of variable focus lens package 2 of the present invention will be illustrated next.It is this please refer to Fig. 3~Fig. 5, Fig. 5 Multiple lens of invention variable focus lens package are in the structure schematic side view of the first preferred embodiment.Fig. 5 shows varifocal Structure of the lens subassembly 2 before rotating mechanism 25 does not operate: the first fixed fixed main lens unit of main lens unit 221, second 222 and the fixed main lens unit 223 of third be located on primary optical axis A1, and multiple first fixed correlation lens units 231 and First movable lens unit 232 is located on primary optic axis A2, and multiple second fixed correlation lens units 241 and second can Mobile lens unit 242 is located on the second optical axis A3.Wherein, the first fixed fixed main lens unit of main lens unit 221, second 222 and the stacking of the fixed main lens unit 223 of third can make one first luminous intensity (optical power) drawing-in main lens 22, and the stacking of multiple first fixed correlation lens units 231 and the first movable lens unit 232 can make one second light intensity Spend the first associated lenses of drawing-in 23, and multiple second fixed correlation lens units 241 and the second movable lens unit 242 Stacking can make second associated lenses of third luminous intensity drawing-in 24.
Please refer to Fig. 5~Fig. 6, Fig. 6 is that multiple lens of variable focus lens package of the present invention are preferably implemented in first Example is rotated the structure schematic side view after mechanism rotation.When the luminous intensity of user's variable focus lens package 2 to be changed, make User first stirs location structure 26 and discharges rotating mechanism 25, makes rotating mechanism 25 by locked and non-rotatable Status Change For rotatable state.Next driving rotating mechanism 25, so that the first movable lens unit 232 and second is removable saturating Mirror unit 242 is rotated with rotating mechanism 25, in this preferred embodiment, the first associated lenses 23 and the second associated lenses 24 position difference 180 degree, therefore the first movable lens unit 232 is rotated 180 degree and is moved into the multiple second fixed passes Join between lens unit 241, and the second movable lens unit 242 is rotated 180 degree and is moved into the multiple first fixed passes Join between lens unit 231, as shown in Figure 6.
In Fig. 6, after the running by rotating mechanism 25, the lens unit on primary optic axis A2 is multiple first solid Determine associated lenses unit 231 and the second movable lens unit 242, and the lens unit being located on the second optical axis A3 is then more A second fixed correlation lens unit 241 and the first movable lens unit 232, change whereby the first associated lenses 23 and The stack manner of second associated lenses 24, so that the luminous intensity of drawing-in the first associated lenses 23 and the second associated lenses 24 respectively Therefore change, to provide different Zoom effects.
Specifically, due to the lens of the first movable lens unit 232 and the second movable lens unit 242 Form and lens thickness are different, therefore the first movable lens unit 232 is removable with second apart from the distance of object plane or image planes Lens unit 242 is apart from the distance of object plane or image planes difference, the first associated lenses of drawing-in 23 changeable whereby and the second association The luminous intensity of lens 24.In addition, due to the form of lens and lens thickness and second of the first fixed correlation lens unit 231 The form of lens and lens thickness of fixed correlation lens unit 241 are different so that the first movable lens unit 232 with it is multiple The new stack manner of second fixed correlation lens unit 241 also can produce new Zoom effect.And the second movable lens unit 242 and the new stack manners of multiple first fixed correlation lens units 231 are also similarly that so it will not be repeated.
In addition, the present invention more provides the second preferred embodiment of one Yu the aforementioned first preferred embodiment difference practice, it please be same When refering to Fig. 7 and Fig. 8, Fig. 7 is the varifocal camera module of the present invention in the surface structure schematic diagram of the second preferred embodiment, And Fig. 8 is the varifocal camera module of the present invention in the structural profile illustration of the second preferred embodiment.Varifocal camera shooting mould Group 3 includes pedestal 31, variable focus lens package 32 and sensing element 33, and variable focus lens package 32 is connected to pedestal 31, and Variable focus lens package 32 includes shell 321, main lens 322, the first associated lenses 323, the second associated lenses 324, third pass Join lens 325, the 4th associated lenses 326, rotating mechanism 327 and location structure 328, wherein shell 321, main lens 322, turn The structure and function of motivation structure 327 and location structure 328 generally with it is varifocal in aforementioned first preferred embodiment Mirror assembly 2 is identical, and repeats no more.It is associated in addition, sensing element 33 is set in pedestal 31 and is located at main lens 322, first The side of lens 323, the second associated lenses 324, third associated lenses 325 and the 4th associated lenses 326, function are that can feel The external light of those above-mentioned lens 322~326 of drawing-in is surveyed, to carry out imaging movement.In this preferred embodiment, sensing element 33 can be used one of charge coupled cell (CCD) or complementary metal oxide semiconductor (CMOS).
In variable focus lens package 32, the structure of main lens 322 is identical as the main lens 22 in the first preferred embodiment, Main lens unit 3222 and the fixed main lens unit 3223 of third are fixed including the first fixed main lens unit 3221, second, And first fixes the fixed main lens unit 3222 of main lens unit 3221, second and the fixed main lens unit 3223 of third jointly Define primary optical axis A1.The structure of first associated lenses 323 is identical as the first associated lenses 23 in the first preferred embodiment, packet It includes the multiple first fixed correlation lens units (not shown in the figures) stacked mutually and the first movable lens unit (is not shown It is shown in figure), and multiple first fixed correlation lens units and the first movable lens unit common definition primary optic axis A2.The Two associated lenses 324 include the multiple second fixed correlation lens units 3241 and the second movable lens unit stacked mutually 3242, and 3242 the second optical axis of common definition of multiple second fixed correlation lens units 3241 and the second movable lens unit A3。
The structure of third associated lenses 325 is identical as the second associated lenses 24 in the first preferred embodiment comprising mutually The multiple third fixed correlation lens units (not shown in the figures) and third movable lens unit mutually stacked (are not depicted in In figure), and multiple third fixed correlation lens units and third movable lens unit common definition third optical axis A4.4th closes Connection lens 326 include the multiple 4th fixed correlation lens units 3261 and the 4th movable lens unit stacked mutually 3262, and multiple 4th fixed correlation lens units 3261 and the 4th optical axis of 3262 common definition of the 4th movable lens unit A5.Wherein, the first movable lens unit, the second movable lens unit 3242, third movable lens unit and the 4th Movable lens unit 3262 is connected to rotating mechanism 327, and can be moved in response to rotating mechanism 327.
First associated lenses 323, the second associated lenses 324, third associated lenses 325, the 4th associated lenses 326 and turn The running of motivation structure 327 is generally identical as aforementioned first preferred embodiment, and unlike aforementioned first preferred embodiment, In response to the setting of the first associated lenses 323, the second associated lenses 324, third associated lenses 325 and the 4th associated lenses 326 Position, rotating mechanism 327 only needs 90 degree of rotation that can change respectively every time to be associated with thoroughly by the first associated lenses 323, second The luminous intensity of mirror 324, third associated lenses 325 and the 4th associated lenses 326.For example, when rotating mechanism 327 rotates 90 When spending, the first movable lens unit is moved between multiple second fixed correlation lens units 3241 and forms new stacking Mode, to change the Zoom effect of the second associated lenses 324.Meanwhile second movable lens unit 3242 be moved into it is multiple Between third fixed correlation lens unit, and third movable lens unit is moved into multiple 4th fixed correlation lens units Between 3261, and the 4th movable lens unit 3262 is moved between multiple first fixed correlation lens units, so that the The stack manner quilt of one associated lenses 323, the second associated lenses 324, third associated lenses 325 and the 4th associated lenses 326 Change, and change the Zoom effect of the associated lenses 323~326, therefore, different shadows can be imaged out on sensing element 33 Picture.
Specifically have two, first, as shown in Figure 8, sensing element 33, which has, corresponds respectively to main lens 322, the Multiple induction zones of one associated lenses 323, the second associated lenses 324, third associated lenses 325 and the 4th associated lenses 326 Domain can sense respectively the external light of drawing-in said lens and be imaged.Certainly, case is enumerated for one in numerous embodiments Example, is not limited thereto.In another preferred embodiment, also it can be used by corresponding respectively to the multiple disconnected from each other of those lens The sensing element that is constituted of induction region, five images independently can be imaged.Second, Zoom lens group of the present invention In part and varifocal camera module, multiple light bars corresponding to those associated lenses can also be respectively set in rotating mechanism On, since light bar has the function of controlling aperture size, it also can provide by the running of rotating mechanism and change those associated lenses Aperture the effect of, and change the visual field (field of view, FOV) of those associated lenses, to further increase Zoom effect Variability.
As described above, variable focus lens package of the present invention and varifocal camera module have multiple lens, ring Around those associated lenses of main lens all have can be mobile with rotating mechanism movable lens unit, by rotating mechanism with Rotating manner moves movable lens unit, and changes the Zoom effect of those associated lenses, such as: luminous intensity and visual field. Structure based on movable lens unit and rotating mechanism, variable focus lens package of the present invention and varifocal camera module Zoom effect abundant can be provided under the premise of not increasing the volume and weight of lens subassembly, to solve asking for the prior art Topic.
The foregoing is merely presently preferred embodiments of the present invention, the scope of the claims being not intended to limit the invention, therefore It is all other without departing from the equivalent change or modification completed under disclosed spirit, be intended to be limited solely by the scope of the present invention It is interior.

Claims (13)

1. a kind of variable focus lens package characterized by comprising
Shell;
Main lens is stackably placed in the shell, including one first fixed main lens unit and one second fixed main lens Unit, wherein the first fixed main lens unit and the second fixed main lens unit define the key light in multiple optical axises Axis;
First associated lenses are stackably placed in the shell, positioned at one first side of the main lens, comprising:
First fixed correlation lens unit is set in the shell and is located at first side of the main lens;And
First movable lens unit, positioned at the side of the first fixed correlation lens unit;And
Rotating mechanism is set on the shell and is connected to the first movable lens unit, first removable to rotate this Lens unit is to change the stacking of the first fixed correlation lens unit and the first movable lens unit, wherein this The stacking of one fixed main lens unit and the second fixed main lens unit does not change because of the rotation of the rotating mechanism.
2. variable focus lens package as described in claim 1, which is characterized in that the variable focus lens package further includes the second pass Join lens, second associated lenses and first associated lenses around the main lens, which includes:
Second fixed correlation lens unit is set in the shell and is located at second side for the main lens;And
Second movable lens unit, positioned at the second fixed correlation lens unit side and be connected to the rotating mechanism;Its In the stacking of the second fixed correlation lens unit and the second movable lens unit change because of the rotation of the rotating mechanism Become.
3. variable focus lens package as claimed in claim 2, which is characterized in that the first fixed correlation lens unit and should First movable lens unit defines the primary optic axis in multiple optical axis, and the second fixed correlation lens unit and should Second movable lens unit defines one second optical axis in multiple optical axis;When rotating mechanism rotation, this is first removable Dynamic lens unit is moved on second optical axis, and the second movable lens unit is moved on the primary optic axis.
4. variable focus lens package as claimed in claim 2, which is characterized in that the variable focus lens package further includes that third is closed Join lens, the third associated lenses and first associated lenses and second associated lenses around the main lens, which closes Joining lens includes:
Third fixed correlation lens unit is set in the shell and is located at a third side of the main lens;And
Third movable lens unit, positioned at the third fixed correlation lens unit side and be connected to the rotating mechanism;Its In the stacking of the third fixed correlation lens unit and the third movable lens unit change because of the rotation of the rotating mechanism Become.
5. variable focus lens package as claimed in claim 4, which is characterized in that the first fixed correlation lens unit and should First movable lens unit defines the primary optic axis in multiple optical axis, and the second fixed correlation lens unit and should Second movable lens unit defines one second optical axis in multiple optical axis, and the third fixed correlation lens unit and should Third movable lens unit defines the third optical axis in multiple optical axis;When rotating mechanism rotation, this is first removable Dynamic lens unit is moved on second optical axis, and the second movable lens unit is moved on the third optical axis, and The third movable lens unit is moved on the primary optic axis.
6. variable focus lens package as described in claim 1, which is characterized in that the rotating mechanism be in a manual manner, electric power At least one of mode and magnetic means and operate.
7. variable focus lens package as described in claim 1, which is characterized in that the variable focus lens package further includes positioning knot Structure, the location structure are set on the rotating mechanism, limit rotating mechanism rotation to lock the rotating mechanism, or release The rotating mechanism and allow the rotating mechanism rotate.
8. a kind of varifocal camera module characterized by comprising
Pedestal;
Variable focus lens package is connected to the pedestal, which includes:
Shell;
Main lens is stackably placed in the shell, including one first fixed main lens unit and one second fixed main lens Unit, wherein the first fixed main lens unit and the second fixed main lens unit define the key light in multiple optical axises Axis;
First associated lenses are stackably placed in the shell, positioned at one first side of the main lens, comprising:
First fixed correlation lens unit is set in the shell and is located at first side of the main lens;And
First movable lens unit, positioned at the side of the first fixed correlation lens unit;And
Rotating mechanism is set on the shell and is connected to the first movable lens unit, first removable to rotate this Lens unit is to change the stacking of the first fixed correlation lens unit and the first movable lens unit, wherein this The stacking of one fixed main lens unit and the second fixed main lens unit does not change because of the rotation of the rotating mechanism;And
Sensing element is set in the pedestal, to sense the ambient light by the main lens and first associated lenses Line.
9. varifocal camera module as claimed in claim 8, which is characterized in that the variable focus lens package further includes second Associated lenses, second associated lenses and first associated lenses include: around the main lens, second associated lenses
Second fixed correlation lens unit is set in the shell and is located at second side for the main lens;And
Second movable lens unit, positioned at the second fixed correlation lens unit side and be connected to the rotating mechanism;Its In the stacking of the second fixed correlation lens unit and the second movable lens unit change because of the rotation of the rotating mechanism Become.
10. varifocal camera module as claimed in claim 9, which is characterized in that the first fixed correlation lens unit with And the first movable lens unit defines the primary optic axis in multiple optical axis, and the second fixed correlation lens unit with And the second movable lens unit defines one second optical axis in multiple optical axis;When rotating mechanism rotation, this first Movable lens unit is moved on second optical axis, and the second movable lens unit is moved into the primary optic axis On.
11. varifocal camera module as claimed in claim 9, which is characterized in that the variable focus lens package further includes the Three associated lenses, the third associated lenses and first associated lenses and second associated lenses are around the main lens, this Three associated lenses include:
Third fixed correlation lens unit is set in the shell and is located at a third side of the main lens;And
Third movable lens unit, positioned at the third fixed correlation lens unit side and be connected to the rotating mechanism;Its In the stacking of the third fixed correlation lens unit and the third movable lens unit change because of the rotation of the rotating mechanism Become.
12. varifocal camera module as claimed in claim 11, which is characterized in that the first fixed correlation lens unit with And the first movable lens unit defines the primary optic axis in multiple optical axis, and the second fixed correlation lens unit with And the second movable lens unit defines one second optical axis in multiple optical axis, and the third fixed correlation lens unit with And the third movable lens unit defines the third optical axis in multiple optical axis;When rotating mechanism rotation, this first Movable lens unit is moved on second optical axis, and the second movable lens unit is moved into the third optical axis On, and the third movable lens unit is moved on the primary optic axis.
13. varifocal camera module as claimed in claim 8, which is characterized in that the sensing element is divided into right respectively Should be in the main lens and multiple induction blocks of first associated lenses, or be, the sensing element is more by independently A induction block is formed.
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