CN107272188A - A kind of zoom lens and electronic equipment - Google Patents
A kind of zoom lens and electronic equipment Download PDFInfo
- Publication number
- CN107272188A CN107272188A CN201710638987.3A CN201710638987A CN107272188A CN 107272188 A CN107272188 A CN 107272188A CN 201710638987 A CN201710638987 A CN 201710638987A CN 107272188 A CN107272188 A CN 107272188A
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- China
- Prior art keywords
- eyeglass
- zoom lens
- temperature
- picture frame
- heating wire
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of zoom lens and electronic equipment, zoom lens includes：Eyeglass；Temperature control part, the temperature control part is used to the eyeglass is heated or cooled, and realizes by deformation caused by temperature change the zoom of the eyeglass.In use, eyeglass is heated or cooled by temperature control part, so that eyeglass produces the deformation expanded with heat and contract with cold because of temperature change, so as to realize the change of eyeglass focal length.The process is that focal length variations are realized by the temperature control to eyeglass, is not related to motor, meets the Miniaturization Design of camera lens.Therefore, zoom lens proposed by the present invention can be realized the effect of varifocal, solve the problem in the field at this stage while camera miniaturization is met.
Description
Technical field
The present invention relates to camera lens field, more specifically to a kind of zoom lens and electronic equipment.
Background technology
In recent years, scientific and technological fast development, we have stepped into the intelligent information epoch.Intelligentized life is increasingly relied on
Camera realizes the functions such as object identification, video calling, monitoring.
For the market demand of camera at this stage, high pixel, miniaturization turn into the main competitiveness of camera.Mesh
Before, in order to further improve the high-resolution photographic effect of camera, auto-focusing is then the essential function of camera.And just
For prior art, zoom function relies primarily on the drive of motor to realize；But, the presence of motor is undoubtedly small to camera
The design of type brings very big difficulty.
Therefore, how while camera miniaturization is met, the effect of varifocal is realized, is that the field is urgently at this stage
The problem of solution.
The content of the invention
In view of this, it is an object of the invention to provide a kind of zoom lens, the zoom lens can meet camera
While miniaturization, the effect of varifocal is realized, the problem in the field at this stage is solved.The present invention also aims to provide
A kind of electronic equipment, the electronic equipment include above-mentioned zoom lens, therefore, it is possible to meet camera miniaturization while,
Realize the effect of varifocal.
A kind of zoom lens, including：
Eyeglass；
Temperature control part, the temperature control part is used to the eyeglass is heated or cooled, and passes through shape caused by temperature change
Become the zoom for realizing the eyeglass.
It is preferred that, described zoom lens, in addition to：
Picture frame, the picture frame is tubular, and the eyeglass is arranged on the inner peripheral surface of the picture frame；Temperature sensor, it is described
Temperature sensor is used for the temperature value T for sensing the eyeglass；
Range sensor, the range sensor is used for the distance value L for sensing the eyeglass and thing to be captured；
Controller, the controller is connected with the temperature sensor and range sensor communication, can control institute
The start and stop of temperature control part are stated, and provided with preset value corresponding between distance and temperature；The controller constantly receives temperature value T
With distance value L, when the temperature preset value corresponding to temperature value T is less than distance value L, the controller controls the temperature control part to open
It is dynamic；When preset values of the temperature value T equal to the temperature corresponding to distance value L, the controller controls the temperature control part to stop.
It is preferred that, described zoom lens, the temperature control part is heating wire, for being heated to the eyeglass.
It is preferred that, described zoom lens, the controller can control the electric current by the heating wire.
It is preferred that, described zoom lens, the picture frame is provided with heat emission hole.
It is preferred that, described zoom lens, the heating wire is arranged on the inner peripheral surface of the picture frame, and positioned at the mirror
Between frame and the eyeglass.
It is preferred that, described zoom lens is additionally provided with heat-conducting layer between the heating wire and the eyeglass.
It is preferred that, described zoom lens, the outer peripheral face of the picture frame is provided with screw thread, and the positive pole of the heating wire runs through
The inner peripheral surface and outer peripheral face of the picture frame simultaneously expose from the root portion of the screw thread；The negative pole of the heating wire runs through the mirror
The inner peripheral surface and outer peripheral face of frame simultaneously expose from the root portion of the screw thread.
It is preferred that, described zoom lens, the screw thread is double thread, and the positive pole and negative pole of the heating wire are respectively from institute
The root portion for stating double thread exposes.
A kind of electronic equipment, the electronic equipment is provided with the zoom lens described in as above any bar.
The present invention proposes a kind of zoom lens, including：Eyeglass；Temperature control part, the temperature control part is used to carry out the eyeglass
Heating cools, and realizes by deformation caused by temperature change the zoom of the eyeglass.In use, by temperature control part to eyeglass
Heated or cooled, so that eyeglass produces the deformation expanded with heat and contract with cold because of temperature change, so as to realize the change of eyeglass focal length.
The process is that focal length variations are realized by the temperature control to eyeglass, is not related to motor, and the miniaturization for meeting camera lens is set
Meter.Therefore, zoom lens proposed by the present invention can be realized the effect of varifocal, solve while camera miniaturization is met
Determine the problem in the field at this stage.
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 schematic diagram of zoom lens in the specific embodiment of the invention；
Fig. 2 is the side view of zoom lens in the specific embodiment of the invention.
In Fig. 1-Fig. 2：
Eyeglass -1, picture frame -2, heat emission hole -3, screw thread -4, positive pole -5, negative pole -6, heating wire -7, heat-conducting layer -
8。
Embodiment
The core of present embodiment is to provide a kind of zoom lens, and the zoom lens can be to meet camera small
While type, the effect of varifocal is realized, the problem in the field at this stage is solved.
Hereinafter, embodiment is illustrated referring to the drawings.In addition, embodiments illustrated below is not to described in claim
The content of the invention rise any restriction effect.In addition, the full content of the composition represented by example below is not limited to as right
It is required that necessary to the solution of described invention.
The zoom lens that present embodiment is provided, main operational principle is：Eyeglass is made by the temperature for changing eyeglass 1
1 focal length changes, so as to realize the function of autozoom, while instead of motor, camera is met the reason of miniaturization
Read.Mainly include eyeglass 1 and temperature control part, the temperature control part is used to eyeglass 1 is heated or cooled, and causes by temperature change
The deformation that eyeglass 1 expands with heat and contract with cold, so that eyeglass 1 realizes zoom.
The zoom lens that present embodiment is provided, temperature control part can be heating wire 7, cooling piece, when for heating wire 7
When, heating is played a part of to camera lens.Zoom lens can also include：Picture frame 2, temperature sensor, range sensor, control
Device.Wherein, the picture frame 2 can be tubular, and eyeglass 1 is arranged on the inner peripheral surface of picture frame 2, i.e. the outward flange of eyeglass 1 and picture frame 2
Inward flange is mutually fixed.Heating wire 7 to eyeglass 1 for heating, the focal length to change eyeglass 1；Temperature sensor is used to sense eyeglass 1
Constantly temperature, the temperature value represents with T；Range sensor is used for the distance for sensing eyeglass 1 and thing to be captured, and the distance value is used
L is represented；Controller is communicated and is connected with temperature sensor, range sensor, and temperature sensor and range sensor constantly will inspections
The temperature value T and distance value L measured is sent to controller, and controller is provided with the temperature preset value T corresponding with distance value L0；When
, can be default according to controller when controller receives the temperature value T and distance value L that temperature sensor and range sensor are sent
Program compares with the data received, so as to be controlled accordingly heating wire 7.It please specifically refer to Fig. 1-Fig. 2.
The zoom lens that present embodiment is provided, during real work, when controller receives the temperature value T of eyeglass 1
＜ temperature preset values T0When, controller control heating wire 7 starts, to be heated to eyeglass 1；When controller receives eyeglass 1
Temperature value T=temperature preset values T0When, controller control heating wire 7 is stopped, to stop heating eyeglass 1, while complete
Into the autozoom to eyeglass 1.Work because of controller constantly to heating wire 7 is controlled, therefore can be constantly to eyeglass 1
Focal length is adjusted, and high-definition shooting is carried out with the subject adapted to different distance.
The zoom lens that present embodiment is provided, controller can also be controlled to the electric current by heating wire 7,
So as to realize that the speed of focusing change is controlled, and realize slow zoom.
The zoom lens that present embodiment is provided, can be in mirror in order to accelerate to radiate to camera lens when needed
Heat emission hole 3 is set on frame 2, as shown in Figure 1.
The zoom lens that present embodiment is provided, the heat production in the case of energization of heating wire 7, so as to enter to eyeglass 1
Row heating, in order to play more preferable radiating effect, and does not impact to the permeability of eyeglass 1, can be arranged on heating wire 7
On the inner peripheral surface of picture frame 2, and it is located between picture frame 2 and eyeglass 1, as shown in Figure 2.
The zoom lens that present embodiment is provided, in order to accelerate heat transfer, while not making heating wire 7 directly and eyeglass
1 contact, can set heat-conducting layer 8 between heating wire 7 and eyeglass 1, to select the big material of thermal conductivity factor as benefit, further add
The transmission of fast heat, such as iron, copper.
Screw thread 4, i.e. zoom lens can be provided with the zoom lens that present embodiment is provided, the outer peripheral face of picture frame 2
It can be connected by screw thread 4 with electronic equipment, facilitate the assembling of zoom lens；Also may be used on the picture frame 2 of certain zoom lens
With provided with neck or other components that can be connected with electronic equipment.
The zoom lens that present embodiment is provided, the positive pole 5 and negative pole 6 of heating wire 7 can be from the root portions of screw thread 4
Expose, i.e. outer peripheral face and inner peripheral surface through picture frame 2, and the root portion of positive pole 5 and negative pole 6 from screw thread 4 exposes；The setting was both
The connection of zoom lens and electronic equipment is facilitated, certain protection can be played to the positive pole 5 and negative pole 6 of heating wire 7 again and made
With.In actual design, the screw thread 4 of picture frame 2 can be set to double thread, be respectively used to the positive pole 5 of heating wire 7 and negative pole 6
Expose, positive pole 5 and negative pole 6 is completely separable, prevent positive pole 5 and negative pole 6 contact caused by heating wire 7 operation irregularity.And
It can be realized by setting and camera lens is screw-coupled on electronic equipment, while the power supply connection of the positive pole 5 of heating wire 7 and negative pole 6 is realized,
To realize the normal work of zoom lens.As shown in the enlarged drawing in Fig. 2 at A.
Present embodiment also provides a kind of electronic equipment, and the electronic equipment includes above-mentioned zoom lens, therefore,
Electronic equipment is also in the scope of the present invention.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of zoom lens, it is characterised in that including：
Eyeglass (1)；
Temperature control part, the temperature control part is used to the eyeglass (1) is heated or cooled, and passes through deformation caused by temperature change
Realize the zoom of the eyeglass (1).
2. zoom lens according to claim 1, it is characterised in that also include：
Picture frame (2), the picture frame (2) is tubular, and the eyeglass (1) is arranged on the inner peripheral surface of the picture frame (2)；TEMP
Device, the temperature sensor is used for the temperature value T for sensing the eyeglass (1)；
Range sensor, the range sensor is used for the distance value L for sensing the eyeglass (1) and thing to be captured；
Controller, the controller is connected with the temperature sensor and range sensor communication, can control the temperature
The start and stop of control, and provided with preset value corresponding between distance and temperature；The controller constantly receive temperature value T and away from
From value L, when the temperature preset value corresponding to temperature value T is less than distance value L, the controller controls the temperature control part to start；
When preset values of the temperature value T equal to the temperature corresponding to distance value L, the controller controls the temperature control part to stop.
3. zoom lens according to claim 2, it is characterised in that the temperature control part is heating wire (7), for described
Eyeglass (1) is heated.
4. zoom lens according to claim 3, it is characterised in that the controller can be controlled by the heating wire
(7) electric current.
5. zoom lens according to claim 2, it is characterised in that the picture frame (2) is provided with heat emission hole (3).
6. zoom lens according to claim 3, it is characterised in that the heating wire (7) is arranged on the picture frame (2)
On inner peripheral surface, and positioned between the picture frame (2) and the eyeglass (1).
7. zoom lens according to claim 6, it is characterised in that between the heating wire (7) and the eyeglass (1) also
Provided with heat-conducting layer (8).
8. zoom lens according to claim 3, it is characterised in that the outer peripheral face of the picture frame (2) is provided with screw thread
(4), the positive pole (5) of the heating wire (7) through the picture frame (2) inner peripheral surface and outer peripheral face and from the tooth of the screw thread (4)
Expose root；The negative pole (6) of the heating wire (7) through the picture frame (2) inner peripheral surface and outer peripheral face and from the screw thread
(4) root portion exposes.
9. zoom lens according to claim 8, it is characterised in that the screw thread (4) is double thread, the heating wire
(7) the root portion of positive pole (5) and negative pole (6) respectively from the double thread exposes.
10. a kind of electronic equipment, it is characterised in that the electronic equipment is installed just like the zoom lens described in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710638987.3A CN107272188B (en) | 2017-07-31 | 2017-07-31 | Zoom lens and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710638987.3A CN107272188B (en) | 2017-07-31 | 2017-07-31 | Zoom lens and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107272188A true CN107272188A (en) | 2017-10-20 |
| CN107272188B CN107272188B (en) | 2020-03-10 |
Family
ID=60074510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710638987.3A Active CN107272188B (en) | 2017-07-31 | 2017-07-31 | Zoom lens and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107272188B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948513A (en) * | 2017-11-30 | 2018-04-20 | 信利光电股份有限公司 | A kind of zoom camera module and its Zooming method |
| CN108063897A (en) * | 2018-01-31 | 2018-05-22 | 维沃移动通信有限公司 | A kind of CCD camera assembly, focus adjustment method and mobile terminal |
| CN109029930A (en) * | 2018-07-26 | 2018-12-18 | 昆山丘钛微电子科技有限公司 | A kind of plummer and camera lens temperature drift test device |
| CN114745489A (en) * | 2022-04-20 | 2022-07-12 | Oppo广东移动通信有限公司 | Electronic equipment and camera module thereof |
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| CN1189219A (en) * | 1995-05-12 | 1998-07-29 | 雷纳德·A·歇尔查 | Variable focus lens by small changes of equatorial lens diameter |
| CN1499220A (en) * | 2002-11-06 | 2004-05-26 | 力捷电脑股份有限公司 | Lens system with tunable curvatures and method for adjusting curvatures |
| CN1940621A (en) * | 2005-09-30 | 2007-04-04 | 鸿富锦精密工业（深圳）有限公司 | Optical mould set |
| WO2009052819A2 (en) * | 2007-10-24 | 2009-04-30 | Jenoptik Laser, Optik, Systeme Gmbh | Adaptable optical system |
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2017
- 2017-07-31 CN CN201710638987.3A patent/CN107272188B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1189219A (en) * | 1995-05-12 | 1998-07-29 | 雷纳德·A·歇尔查 | Variable focus lens by small changes of equatorial lens diameter |
| CN1499220A (en) * | 2002-11-06 | 2004-05-26 | 力捷电脑股份有限公司 | Lens system with tunable curvatures and method for adjusting curvatures |
| CN1940621A (en) * | 2005-09-30 | 2007-04-04 | 鸿富锦精密工业（深圳）有限公司 | Optical mould set |
| WO2009052819A2 (en) * | 2007-10-24 | 2009-04-30 | Jenoptik Laser, Optik, Systeme Gmbh | Adaptable optical system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948513A (en) * | 2017-11-30 | 2018-04-20 | 信利光电股份有限公司 | A kind of zoom camera module and its Zooming method |
| CN108063897A (en) * | 2018-01-31 | 2018-05-22 | 维沃移动通信有限公司 | A kind of CCD camera assembly, focus adjustment method and mobile terminal |
| CN108063897B (en) * | 2018-01-31 | 2020-09-29 | 维沃移动通信有限公司 | Camera assembly, focal length adjusting method and mobile terminal |
| CN109029930A (en) * | 2018-07-26 | 2018-12-18 | 昆山丘钛微电子科技有限公司 | A kind of plummer and camera lens temperature drift test device |
| CN114745489A (en) * | 2022-04-20 | 2022-07-12 | Oppo广东移动通信有限公司 | Electronic equipment and camera module thereof |
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| Publication number | Publication date |
|---|---|
| CN107272188B (en) | 2020-03-10 |
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