CN1916686A - Lens module of viewfinder - Google Patents
Lens module of viewfinder Download PDFInfo
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- CN1916686A CN1916686A CN 200510090793 CN200510090793A CN1916686A CN 1916686 A CN1916686 A CN 1916686A CN 200510090793 CN200510090793 CN 200510090793 CN 200510090793 A CN200510090793 A CN 200510090793A CN 1916686 A CN1916686 A CN 1916686A
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- lens
- sampling image
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Abstract
A view finding lens module is prepared as fixing the second lens unit on sliding element, setting an actuating unit at one end of the first lens unit, using said actuating unit to drive sliding element to let the second lens unit move relatively to the first lens unit for varying focal distance of viewfinder.
Description
Technical field
The invention relates to a kind of sampling image lens module, especially in regard to a kind of sampling image lens module with autozoom function.
Background technology
Progress along with science and technology, camera function no longer only limits to digital camera, video recorder etc., and broader applications are at portable electronic product, for example mobile communication device, personal digital assistant and notebook computer, now, this portable electronic product with the function of taking pictures has become the main flow in market.
As shown in Figure 1, below be the example explanation with the sampling image lens module of existing known mobile communication device, sampling image lens module 1 comprises a lens unit 10, a sensing element 15 and a pedestal 16.Wherein, lens unit 10 comprises a barrel 11 and a lens set 12, and barrel 11 comprises an accommodation space 111 and an incidence hole 112, and lens set 12 is arranged in the accommodation space 111, and contiguous incidence hole 112; Pedestal 16 is linked to barrel 11; Sensing element 15 is arranged on the substrate 17, and substrate 17 can be a printed circuit board (PCB) or a soft board, and pedestal 16 adheres on the substrate 17.
From the above, sensing element 15 can be a sensitization coupling element (CCD, charge coupleddevice) or a CMOS sensor (CMOS, complementarymetal oxide semiconductor sensor), enter and pass through the light of lens set 12 via incidence hole 112 in order to sensing.
From the above, along with Development of Multimedia Technology, the sampling image lens module 1 of mobile communication device is except the function of automatic focusing (Auto-Focusing), the consumer more so that expectation sampling image lens module 1 can have the function of zoom (Zoom), promptly on same position, can take the image of the different object of far and near distance.Therefore, the manufacturer of mobile communication device actively research and develop invariably zoom function is added all in sampling image lens module 1, to meet consumer demand.
Existing known multimedia device for example the digital zoom camera by the spacing of adjusting plurality of lens in the camera lens, thereby change focal length, the scenery of shooting amplified or dwindle.Yet, because the bigger than normal and complex structure of structure of the zoom lens of digital zoom camera is difficult to equal structure is implemented in portable electronic product, for example in the mobile communication device.
In view of this, how to provide a kind of sampling image lens module, be one of important topic of portable electronic product manufacturer now with autozoom function.
This shows that the sampling image lens module of above-mentioned existing mobile communication device obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.The problem that exists for the sampling image lens module that solves mobile communication device, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that the sampling image lens module of above-mentioned existing mobile communication device exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of sampling image lens module of new structure, can improve the sampling image lens module of general existing mobile communication device, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome the defective of the sampling image lens module existence of existing mobile communication device, and a kind of sampling image lens module of new structure is provided, technical matters to be solved is to make it that a kind of sampling image lens module with autozoom function is provided, thereby is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of sampling image lens module that the present invention proposes, it comprises: one first lens unit, and it has one first lens set; One second lens unit, it has one second lens set; An and actuating unit, it has a sliding members, and this second lens unit is fixed in this sliding members, and this actuating unit is arranged on an end of this first lens unit, this actuating unit drives this sliding members, and this second lens unit is moved relative to this first lens unit.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid sampling image lens module, ccontaining this second lens unit of wherein said actuating unit.
Aforesaid sampling image lens module, wherein said actuating unit drive this sliding members and carry out rectilinear motion.
Aforesaid sampling image lens module, wherein said actuating device are a voice coil motor.
Aforesaid sampling image lens module, it more comprises a pedestal, the other end of itself and this first lens unit links.
Aforesaid sampling image lens module, wherein said second lens unit more comprises an incidence hole; And this sampling image lens module more comprises a sensing element, and a light is to be entered by this incidence hole, in regular turn through this second lens set, this first lens set and this sensing element that arrives receives this light.
Aforesaid sampling image lens module, wherein said sensing element are a sensitization coupling element or are a CMOS sensor.
Aforesaid sampling image lens module, it more comprises an optical filter, and it is arranged between this first lens set and this sensing element, and wherein this optical filter is an infrared filter.
Aforesaid sampling image lens module, it more comprises a filter coating, it is arranged between this first lens set and this sensing element.
Aforesaid sampling image lens module, wherein said filter coating are an infrared ray filter coating.
Aforesaid sampling image lens module, wherein said first lens set or this second lens set have plurality of lens.
Aforesaid sampling image lens module, it more comprises plural anti-reflective film, these anti-reflective films are coated on the surface of these eyeglasses.
By technique scheme, sampling image lens module of the present invention has following advantage at least:
According to sampling image lens module of the present invention is to utilize actuating unit to drive sliding members, move toward covering and make second lens unit that is installed in sliding members make straight line relative to first lens unit, change the focal length of finding a view by this, and the function of realization zoom, wherein actuating unit can be a voice coil motor, because its simple structure, volume are little, are the purposes that reaches autozoom can be applicable to portable electronic product.
In sum, the sampling image lens module of special construction of the present invention, it has above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it all has bigger improvement on product structure or function, have large improvement technically, and produced handy and practical effect, and the sampling image lens module of more existing mobile communication device has the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a novelty, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 one shows the synoptic diagram of existing known sampling image lens module;
Fig. 2 is the synoptic diagram of a demonstration according to the sampling image lens module of preferred embodiment of the present invention;
Fig. 3 is the synoptic diagram of a demonstration according to the actuating unit of the sampling image lens module of preferred embodiment of the present invention.
1 sampling image lens module, 10 lens units
11 barrels, 111 accommodation spaces
112 incidence holes, 12 lens set
15 sensing elements, 16 pedestals
17 substrates, 2 sampling image lens modules
20 first lens units, 21 barrels
22 first lens set, 30 second lens units
31 barrels, 311 incidence holes
32 second lens set, 40 actuating units
41 sliding members, 42 driving elements
421 coils, 422 magnetic elements
43 pedestals, 431 accommodation spaces
51 pedestals, 61 circuit boards
71 sensing elements, 81 optical filters
82 filter coatings
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of sampling image lens module, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Please refer to shown in Figure 2ly, comprise one first lens unit 20, one second lens unit 30 and an actuating unit 40 according to the sampling image lens module 2 of preferred embodiment of the present invention.Wherein, the sampling image lens module 2 of present embodiment is applied to a Portable running gear.
First lens unit 20 has one first lens set, 22, the first lens set 22 and is contained in the barrel 21.
Actuating unit 40 is arranged on an end of first lens unit 20, and as shown in Figure 2, actuating unit 40 is attached on the barrel 21 of first lens unit 20.In the present embodiment, actuating unit 40 is a voice coil motor, and it has a sliding members 41 and a driving element 42.As shown in Figure 3, driving element 42 comprises a coil 421 and a magnetic element 422.In the present embodiment, 421 groups of outsides of coil around sliding members 41,422 relative coils 421 of magnetic element are provided with.When coil 421 passes to after electric current produces magnetic field, with magnetic element 422 effects and make sliding members 41 do the motion that straight line comes and goes.Wherein, magnetic element 422 can be a permanent magnet.
As shown in Figure 3, actuating unit 40 more comprises a pedestal 43, and sliding members 41 all is contained in the accommodation space 431 of pedestal 43 with driving element 42, and forms the actuating unit 40 of present embodiment.From the above, actuating unit 40 is the barrels 21 that are attached at first lens unit 20 with pedestal 43.
From the above, as shown in Figure 2, the sampling image lens module 2 of present embodiment more comprises a pedestal 51, and it is arranged on the other end of first lens unit 20, and pedestal 51 can cover on the circuit board 61.
In addition, the sampling image lens module 2 of present embodiment more comprises a sensing element 71, imaging light is to be entered in regular turn through second lens set 32, first lens set 22 and the sensing element 71 that arrives receives the imaging light with imaging by incidence hole 311, in the present embodiment, sensing element 71 is to be a sensitization coupling element (CCD, charge coupled device) or a CMOS sensor (CMOS, complementary metal oxide semiconductor sensor).
From the above, the sampling image lens module 2 of present embodiment more can comprise an optical filter 81 or a filter coating 82, can be an infrared filter or an infrared ray filter coating respectively is arranged between first lens set 22 and the sensing element 71, in order to the light that sensing element 71 imagings is disturbed by meeting, to improve the sharpness of imaging.Wherein, the shape of optical filter 81 or filter coating 82 can be arbitrary polygon.
In the present embodiment, first lens set 22 or second lens set 32 can have plurality of lens, and to reach the purpose of high-res, wherein, the material of these eyeglasses can be glass or plastic cement.In addition, the sampling image lens module 2 of present embodiment more can comprise plural anti-reflective film (Anti-Reflection Coating, ARCoating), these anti-reflective films are to be coated on the apparent surface of these eyeglasses of first lens set 22 or second lens set 32, by the antireflection effect that anti-reflective film had, increase the transmissivity of these eyeglasses, to improve the sharpness of imaging.
In sum, because of according to sampling image lens module of the present invention being utilizes actuating unit to drive sliding members, move toward covering and make second lens unit that is installed in sliding members make straight line relative to first lens unit, change the focal length of finding a view by this, and the function of realization zoom, wherein actuating unit can be a voice coil motor, because its simple structure, volume are little, is the purpose that reaches autozoom can be applicable to portable electronic product.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (12)
1, a kind of sampling image lens module is characterized in that it comprises:
One first lens unit, it has one first lens set;
One second lens unit, it has one second lens set; And
One actuating unit, it has a sliding members, and this second lens unit is fixed in this sliding members, and this actuating unit is arranged on an end of this first lens unit, this actuating unit drives this sliding members, and this second lens unit is moved relative to this first lens unit.
2, sampling image lens module according to claim 1 is characterized in that ccontaining this second lens unit of wherein said actuating unit.
3, sampling image lens module according to claim 1 is characterized in that wherein said actuating unit drives this sliding members and carries out rectilinear motion.
4, sampling image lens module according to claim 1 is characterized in that wherein said actuating device is a voice coil motor.
5, sampling image lens module according to claim 1 is characterized in that it more comprises a pedestal, and the other end of itself and this first lens unit links.
6, sampling image lens module according to claim 1 is characterized in that wherein said second lens unit more comprises an incidence hole; And this sampling image lens module more comprises a sensing element, and a light is to be entered by this incidence hole, in regular turn through this second lens set, this first lens set and this sensing element that arrives receives this light.
7, sampling image lens module according to claim 6 is characterized in that wherein said sensing element is a sensitization coupling element or is a CMOS sensor.
8, sampling image lens module according to claim 6 is characterized in that it more comprises an optical filter, and it is arranged between this first lens set and this sensing element, and wherein this optical filter is an infrared filter.
9, sampling image lens module according to claim 6 is characterized in that it more comprises a filter coating, and it is arranged between this first lens set and this sensing element.
10, sampling image lens module according to claim 9 is characterized in that wherein said filter coating is an infrared ray filter coating.
11, sampling image lens module according to claim 1 is characterized in that wherein said first lens set or this second lens set have plurality of lens.
12, sampling image lens module according to claim 11 is characterized in that wherein more comprising plural anti-reflective film, and these anti-reflective films are coated on the surface of these eyeglasses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510090793 CN1916686A (en) | 2005-08-16 | 2005-08-16 | Lens module of viewfinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510090793 CN1916686A (en) | 2005-08-16 | 2005-08-16 | Lens module of viewfinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1916686A true CN1916686A (en) | 2007-02-21 |
Family
ID=37737709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510090793 Pending CN1916686A (en) | 2005-08-16 | 2005-08-16 | Lens module of viewfinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1916686A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110049708A (en) * | 2016-12-07 | 2019-07-23 | 奥林巴斯株式会社 | Stereo photographic device and stereo endoscope |
| CN111796386A (en) * | 2019-08-14 | 2020-10-20 | 立景创新有限公司 | Optical imaging device |
| CN113194218A (en) * | 2020-01-14 | 2021-07-30 | 昆山丘钛微电子科技有限公司 | Camera module manufacturing method and electronic product manufacturing method |
-
2005
- 2005-08-16 CN CN 200510090793 patent/CN1916686A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110049708A (en) * | 2016-12-07 | 2019-07-23 | 奥林巴斯株式会社 | Stereo photographic device and stereo endoscope |
| CN111796386A (en) * | 2019-08-14 | 2020-10-20 | 立景创新有限公司 | Optical imaging device |
| CN113194218A (en) * | 2020-01-14 | 2021-07-30 | 昆山丘钛微电子科技有限公司 | Camera module manufacturing method and electronic product manufacturing method |
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