CN101183165A - Optical lens with dust proof structure - Google Patents
Optical lens with dust proof structure Download PDFInfo
- Publication number
- CN101183165A CN101183165A CNA2006101381612A CN200610138161A CN101183165A CN 101183165 A CN101183165 A CN 101183165A CN A2006101381612 A CNA2006101381612 A CN A2006101381612A CN 200610138161 A CN200610138161 A CN 200610138161A CN 101183165 A CN101183165 A CN 101183165A
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- China
- Prior art keywords
- microscope base
- connecting portion
- lens barrel
- lens
- optical lens
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Abstract
The present invention discloses an optical lens with dust proof structure, which comprises a lens base and a lens tube. The lens tube is arranged on the lens base. A plurality of lenses are arranged in the lens tube. In addition, the end of the inside of the lens tube which is corresponded with the lens base, or the end of the inside of the lens base which is corresponded with the lens tube is provided with a barrier part. The barrier part isolates the connecting part of the lens tube and the lens base and the inner of the lens base. So dust falling in the inner of the lens base from the connecting part of the lens tube and the lens base is avoided.
Description
Technical field
The present invention is relevant with optical lens, more specifically is meant a kind of optical lens of tool dust tight construction.
Background technology
As shown in Figure 1, known application in electronic product with camera function (as digital camera, personal digital assistant PDA and mobile phone etc.) image acquisition unit 1 its be by an optical lens group 2 and 3 formations of an image sensing component (image sensor) substantially, image sensing component 3 is electrically connected at a soft printed circuit board (Flexible Printing Circuit Board, FPCB) on 4, optical lens group 2 is fixed on the image sensing component 3, has a microscope base (holder) 5, image acquisition unit 1 is located at microscope base 5 bottom sides, one lens barrel (barrel) 6, spiral shell is located on the microscope base 5, is provided with eyeglass 7 in it.Light arrives image sensing component 3 and produces signal of video signal, and utilize soft printed circuit board 4 signal of video signal to be transferred to the circuit board of electronic product via eyeglass 7, microscope base 5.
Owing to easily conceal dust in the thread 8 of lens barrel 6 and microscope base 5, after image acquisition unit 1 assembling is finished, even no matter be when the user operates electronic product in the process of transporting or when being installed on electronic product, dust in the thread 8 is very easily rocked or is shaken and dropped on image sensing component 3, and image sensing component 3 receiving planes are extremely sensitive, even the image that minimum dust also can cause taking produces stain, so, promptly can cause the quality of product not good.
For solving foregoing problems, someone designs the camera lens that can avoid image sensing component to be subjected to contamination by dust, it mainly is at the sheathed on every side gelatinous layer of image sensor (image sensing component), in order to the dirt that can utilize gelatinous layer to stop to remain in the image sensor below or stick lens barrel and the thread of microscope base in the dust that drops.Though it is feasible on the technical know-how of this technical scheme blocks dust pollution image sensor, just, in fact, gelatinous layer only can stop that the dirt that remains in the image sensor below drops out, but be not necessarily directly to drop when the dust of concealing in the thread of lens barrel and microscope base drops in gelatinous layer, also may be because of the process of transporting, be installed on when the electronic product or the user makes image acquisition unit inclined when operating electronic product, and dust is directly dropped on image sensor, so, it promptly can't reach the purpose of avoiding image sensor to be subjected to contamination by dust, and obviously practicality has problem greatly.
Summary of the invention
In view of this, fundamental purpose of the present invention is to provide a kind of optical lens that solves the tool dust tight construction of aforesaid drawbacks, it can avoid dirt of concealing in the connecting portion (thread) of lens barrel and microscope base or chip, the dust that produces because of wearing and tearing to drop on image sensing component really, and can promote optical lens quality, have practical value very much.
For achieving the above object, technical scheme of the present invention is achieved in that a kind of optical lens of tool dust tight construction, includes a microscope base; One lens barrel is arranged on this microscope base, and its inside is provided with some eyeglasses; One end of the inboard corresponding microscope base of this lens barrel more is provided with a blocking part, and this blocking part can be isolated the connecting portion and the microscope base inside of lens barrel, microscope base, falls to microscope base inside in order to can avoid dust from the connecting portion of this microscope base and lens barrel.
In addition, the present invention also provides the optical lens of another kind of tool dust tight construction, includes a microscope base; One lens barrel is arranged on this microscope base, and its inside is provided with some eyeglasses; One end of the inboard corresponding lens barrel of this microscope base more is provided with a blocking part, and this blocking part can be isolated the connecting portion and the microscope base inside of microscope base, lens barrel, falls to microscope base inside in order to can avoid dust from the connecting portion of this microscope base and lens barrel.
Optical lens provided by the present invention, its connecting portion (first connecting portion and second connecting portion) that is used in microscope base and lens barrel and the interchannel of microscope base inside are provided with the mode of blocking part, after lens barrel is locked on the microscope base, the dirt of the two connecting portion inside or the chip that produces because of wearing and tearing, dust are in all not falling on the image sensing component in any case, can guarantee the good of the quality of image, have practical value very much.
Description of drawings
Fig. 1 is the combination synoptic diagram of known image acquisition unit;
Fig. 2 is the combination synoptic diagram of a preferred embodiment of the present invention;
Fig. 3 is the action synoptic diagram of a preferred embodiment of the present invention, shows the state of assembling microscope base and lens barrel;
Fig. 4 is the combination synoptic diagram of another preferred embodiment of the present invention.
Embodiment
Below, now lift a preferred embodiment of the present invention, and conjunction with figs. is described in further detail.
As shown in Figures 2 and 3, the optical lens 10 of a preferred embodiment of the present invention tool dust tight construction can be assembled on the image sensing component 20, is made of a microscope base 12 and a lens barrel 14.
Microscope base 12 has a hollow base frame 22, one first connecting portions 24, is screw thread, is located at this outside, pedestal 22 tops.
Whereby, as shown in Figure 3, utilize second connecting portion 28 and first connecting portion 24 to be spirally connected when this lens barrel 14 and lock when placing on the microscope base 12, this blocking part 30 just can be connected to inboard, pedestal 22 top.The base this, since the obstruct that this first connecting portion 24 that is spirally connected and second connecting portion 28 are subjected to blocking part 30 and can't with microscope base 12 internal communication, therefore, even shelter evil people and countenance evil practices in this first connecting portion 24 and second connecting portion, 28 inside, no matter even this optical lens 10 is to be assembled in electronic product when being in the process of transporting or being installed on electronic product and the state that operated by the user, the chip, the dust that produce because of abrasion when dirt or first, second connecting portion 24,28 are spirally connected all can not drop on image sensing component 20, and can guarantee the good of the quality of image.
As shown in Figure 4, it is the optical lens 40 of another preferred embodiment of the present invention, its structure is identical with this optical lens 10 substantially, do not give unnecessary details in addition herein, difference is: its blocking part 42 is arranged at pedestal 46 tops of microscope base 44, and when its lens barrel 48 locks place on the microscope base 44, this blocking part 42 can contact cylindrical shell 50 inboards of lens barrel 48, so, can make obstruct that first connecting portion 52 that is spirally connected and second connecting portion 54 be subjected to blocking part 42 and can't with microscope base 44 internal communication, and can avoid this first, second connecting portion 52, the chip that produces when the dirt in 54 or the two are spirally connected, dust drops on image sensing component, and then obtains the effect of guaranteeing these optical lens 40 qualities of image.
As from the foregoing, optical lens provided by the present invention, its connecting portion (first connecting portion and second connecting portion) that is used in microscope base and lens barrel and the interchannel of microscope base inside are provided with the mode of blocking part, after lens barrel is locked on the microscope base, the dirt of the two connecting portion inside or the chip that produces because of wearing and tearing, dust are in all not falling on the image sensing component in any case, can guarantee the good of the quality of image, have practical value very much.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (10)
1. the optical lens of a tool dust tight construction includes:
One microscope base;
One lens barrel is arranged on the described microscope base, and its inside is provided with some eyeglasses;
It is characterized in that:
One end of the inboard corresponding microscope base of described lens barrel also is provided with a blocking part, and this blocking part can be isolated the connecting portion and the microscope base inside of lens barrel, microscope base, falls to microscope base inside in order to avoid dust from the connecting portion of microscope base and lens barrel.
2. the optical lens of tool dust tight construction according to claim 1, it is characterized in that, described microscope base is respectively equipped with one first connecting portion and one second connecting portion that can connect relatively with the corresponding end of lens barrel, but described blocking part be located at lens barrel inboard and butt microscope base, one first connecting portion that makes relative connection and one second connecting portion can't with the microscope base internal communication.
3. the optical lens of tool dust tight construction according to claim 2 is characterized in that, described lens barrel has a cylindrical shell, and described second connecting portion is located at the inboard, bottom of cylindrical shell, and described blocking part is located at cylindrical shell the inner.
4. the optical lens of tool dust tight construction according to claim 3 is characterized in that, described microscope base has a hollow base frame, and described first connecting portion is located at the outside, top of pedestal.
5. the optical lens of tool dust tight construction according to claim 3 is characterized in that, described blocking part is a projection of extending towards the microscope base direction.
6. the optical lens of a tool dust tight construction includes:
One microscope base;
One lens barrel is arranged on the described microscope base, and its inside is provided with some eyeglasses;
It is characterized in that:
One end of the inboard corresponding lens barrel of described microscope base also is provided with a blocking part, and this blocking part can be isolated the connecting portion and the microscope base inside of microscope base, lens barrel, falls to microscope base inside in order to avoid dust from the connecting portion of microscope base and lens barrel.
7. the optical lens of tool dust tight construction according to claim 6, it is characterized in that, described microscope base is respectively equipped with one first connecting portion and one second connecting portion that can connect relatively with the corresponding end of lens barrel, and described blocking part is located at the microscope base inboard and corresponding lens barrel inwall.
8. the optical lens of tool dust tight construction according to claim 7 is characterized in that, described microscope base has a hollow base frame, and described first connecting portion is located at the outside, top of pedestal, and described blocking part is located at the inboard, top of pedestal.
9. the optical lens of tool dust tight construction according to claim 8 is characterized in that, described blocking part is a projection of extending towards the lens barrel direction.
10. the optical lens of tool dust tight construction according to claim 8 is characterized in that, described lens barrel has a cylindrical shell, and described second connecting portion is located at the inboard, bottom of cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101381612A CN101183165A (en) | 2006-11-14 | 2006-11-14 | Optical lens with dust proof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101381612A CN101183165A (en) | 2006-11-14 | 2006-11-14 | Optical lens with dust proof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101183165A true CN101183165A (en) | 2008-05-21 |
Family
ID=39448502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101381612A Pending CN101183165A (en) | 2006-11-14 | 2006-11-14 | Optical lens with dust proof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101183165A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101604058B (en) * | 2008-06-10 | 2012-12-05 | 德昌电机(深圳)有限公司 | Lens module with dustproof structure |
| CN102879974A (en) * | 2011-07-14 | 2013-01-16 | 亚洲光学股份有限公司 | Dustproof shutter device for lens |
| CN105872326A (en) * | 2016-04-12 | 2016-08-17 | 信利光电股份有限公司 | Image photographing module base and image photographing module thereof |
| CN106405988A (en) * | 2015-06-30 | 2017-02-15 | 罗伯特·博世有限公司 | Camera housing for adjusting an optical system |
-
2006
- 2006-11-14 CN CNA2006101381612A patent/CN101183165A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101604058B (en) * | 2008-06-10 | 2012-12-05 | 德昌电机(深圳)有限公司 | Lens module with dustproof structure |
| CN102879974A (en) * | 2011-07-14 | 2013-01-16 | 亚洲光学股份有限公司 | Dustproof shutter device for lens |
| CN106405988A (en) * | 2015-06-30 | 2017-02-15 | 罗伯特·博世有限公司 | Camera housing for adjusting an optical system |
| CN106405988B (en) * | 2015-06-30 | 2020-12-08 | 罗伯特·博世有限公司 | Camera housing for calibrating a light fixture |
| CN105872326A (en) * | 2016-04-12 | 2016-08-17 | 信利光电股份有限公司 | Image photographing module base and image photographing module thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080521 |