CN103376525A - Lens structure and camera device - Google Patents
Lens structure and camera device Download PDFInfo
- Publication number
- CN103376525A CN103376525A CN2012101071151A CN201210107115A CN103376525A CN 103376525 A CN103376525 A CN 103376525A CN 2012101071151 A CN2012101071151 A CN 2012101071151A CN 201210107115 A CN201210107115 A CN 201210107115A CN 103376525 A CN103376525 A CN 103376525A
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- lens
- eyeglass
- lens barrel
- madial wall
- jointing edge
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Abstract
The invention provides a lens structure, including a lens cone which is of a tubular structure and possesses inner sidewalls unparallel with a center shaft; and a lens, wherein a side relative to an optical axis between two sides corresponds with the inner sidewall to form a joint side, and the lens is buckled to the inner sidewall through the joint side so as to be buckled in the lens cone. The beneficial effects are that the lens structure can substantially reduce error amount generated in assembling and avoid lens looseness and inaccurate centering when lens inner sidewalls are worn; meanwhile, inaccurate centering in assembling can be avoided when the lens is prepared by glass materials; inner sidewalls in a lens cone and lens sides can be prevent from squeezing in a process of assembling and clamping the lens cone and the lens; inaccurate centering of each lens in a whole lens group can be avoided when a lens looses.
Description
Technical field
The invention relates to a kind of lens construction, espespecially a kind of lens construction and camera head thereof of avoiding assembling degradation problem under the error of generation and the resolving power that ageing equipment causes.
Background technology
Along with the development of optical image technology, the camera lens module is used widely in various imaging devices such as digital camera, video camera, mobile phone.Be integrated with the portable electronic devices such as mobile phone of camera lens module, obtain especially numerous consumers' favor.
Generally lens set is packed into after the lens barrel, eyeglass needs accurate location.In the prior art, the camera lens module comprises a lens barrel, and is arranged on the eyeglass in the lens barrel.The optical elements such as eyeglass in the lens barrel generally are to be fixed in the lens barrel by a glue.
Yet, if when above-mentioned optical element point glue was fixed insecure or glue wears out, the stability of camera lens module can descend.For example, when the camera lens module was given a shock, the optical element in the camera lens module may move along the direction of its optical axis, thereby reduced the stability of camera lens module internal structure.
Moreover, if the side of eyeglass and the composition surface of lens barrel inwall are designed to be parallel shape with optical axis, then in assembling, engage the problem that has scale error between eyeglass side and the lens barrel inwall, and then cause eyeglass and lens barrel inwall when engaging, can produce problem loosening or extruding.
And in prior art, eyeglass group is sticked in mode in the lens barrel for the first eyeglass is sticked on the lens barrel inwall, sequentially the second eyeglass is sticked in the first eyeglass again, and prismatic glasses is sticked in the second eyeglass.Therefore, when the side of the first eyeglass and lens barrel inwall produce abrasion and when causing the first eyeglass become flexible, also can relatedly cause the loosening of the second eyeglass and prismatic glasses, cause the centering of each eyeglass to be forbidden, and then cause the problem of resolving power decline.
In addition, owing to above-mentioned eyeglass group forms in mutual stacking mode, therefore, very complex on the lens structure.So in the manufacturing of eyeglass, material only can be used plastic cement material, and can't use glass material.If the eyeglass material is used glass material, then can produce the problem that the centered positions of each eyeglass can't be consistent.
Summary of the invention
Purpose of the present invention is exactly to provide a kind of snap-latch surface with lens barrel inwall and eyeglass side to be designed to be with optical axis lens construction and the camera head thereof of not parallel shape, to solve prior art the side of eyeglass and the surface of contact of lens barrel inwall are designed to be parallel shape with optical axis, in when assembling the eyeglass side with the lens barrel inwall between engage the problem that has error, and the eyeglass side that is sticked in the lens barrel inwall when eyeglass group, when causing this eyeglass to become flexible because of lens barrel inwall generation abrasion, also can relatedly cause the loosening of all the other eyeglasses, cause the centering of each eyeglass inaccurate, and then the problem that causes resolving power to descend.
For achieving the above object, the present invention is by the following technical solutions:
A kind of lens construction is characterized in that, it comprises:
One lens barrel, it is a tubular structure, this lens barrel has with central shaft and is uneven madial wall; And
One eyeglass, the side of optical axis is to forming a jointing edge by madial wall relatively between its two sides, and this eyeglass is sticked in this madial wall by this jointing edge, to be sticked in this lens barrel.
Described madial wall and described jointing edge and described lens barrel radially be to be 45 °～80 ° angle.
Described madial wall more comprises one first composition surface and one second composition surface, this first composition surface and this second composition surface respectively with described lens barrel radially be different angles.
Again, another kind of lens construction is characterized in that, it comprises:
One lens barrel, it is a tubular structure, this lens barrel has with central shaft and is uneven madial wall;
One first eyeglass, the side of optical axis is to forming one first jointing edge by madial wall relatively between its two sides, and this first eyeglass is sticked in this madial wall by this first jointing edge, to be sticked in this lens barrel; And
One second eyeglass, the side of optical axis is to forming one second jointing edge by madial wall relatively between its two sides, and this second eyeglass is sticked in this madial wall by this second jointing edge, to be sticked in this lens barrel.
Described madial wall, described the first jointing edge and described the second jointing edge and described lens barrel radially be to be 45 °～80 ° angle.
Described madial wall more comprises one first composition surface and one second composition surface, this first composition surface and this second composition surface respectively with described lens barrel radially be different angles, and described the first jointing edge is sticked in this first composition surface, and described the second jointing edge is sticked in this second composition surface.
A kind of camera head is to comprise a lens construction and a lens mount, and described lens construction comprises:
One lens barrel, it is a tubular structure, this lens barrel has with central shaft and is uneven madial wall;
One first eyeglass, the side of optical axis is to forming one first jointing edge by madial wall relatively between its two sides, and this first eyeglass is sticked in this madial wall by this first jointing edge, to be sticked in this lens barrel; And
One second eyeglass, the side of optical axis is to forming one second jointing edge by madial wall relatively between its two sides, and this second eyeglass is sticked in this madial wall by this second jointing edge, to be sticked in this lens barrel.
Described madial wall, described the first jointing edge and described the second jointing edge and described lens barrel radially be to be 45 °～80 ° angle.
Described madial wall more comprises one first composition surface and one second composition surface, this first composition surface and this second composition surface respectively with described lens barrel radially be different angles, and described the first jointing edge is sticked in this first composition surface, and described the second jointing edge is sticked in this second composition surface.
Thereby lens construction and camera head thereof can produce following beneficial effect by the design of lens barrel inwall and eyeglass side among the present invention:
(1) can reduce greatly the margin of error that produces in the assembling;
(2) can avoid when abrasion occur the lens barrel inwall, and cause the problem that eyeglass is loosening and centering is inaccurate;
(3) can avoid using glass material to make eyeglass after, in the upper inaccurate problem of centering that produces of assembling;
(4) can avoid lens barrel and eyeglass when assembling engage, the problem that lens barrel madial wall and the generation of eyeglass side are pushed;
(5) can avoid in the eyeglass group of prior art, the eyeglass that engage with lens barrel occurs when loosening, the problem that related each eyeglass centering that makes whole eyeglass group is forbidden.
Description of drawings
Fig. 1 is the first synoptic diagram of the first embodiment of lens construction of the present invention;
Fig. 2 is the second synoptic diagram of the first embodiment of lens construction of the present invention;
Fig. 3 is the 3rd synoptic diagram of the first embodiment of lens construction of the present invention;
Fig. 4 is the first synoptic diagram of the second embodiment of lens construction of the present invention;
Fig. 5 is the second synoptic diagram of the second embodiment of lens construction of the present invention;
Fig. 6 is the 3rd synoptic diagram of the second embodiment of lens construction of the present invention;
Fig. 7 is the synoptic diagram of the lens structure of lens construction of the present invention; And
Fig. 8 is the synoptic diagram of camera head of the present invention.
[main element label declaration]
1: lens construction;
11: lens barrel;
111: madial wall;
1111: the first composition surfaces;
1112: the second composition surfaces;
1113: the three composition surfaces;
12: eyeglass;
121: jointing edge;
13: the first eyeglasses;
131: the first jointing edges;
14: the second eyeglasses;
141: the second jointing edges;
15: the prismatic glasseses;
151: the three jointing edges;
2: camera head;
Aa ': central shaft;
Bb ': optical axis;
H, H
1, H
2, H
3, H
4, H
5: distance; And
Θ
1, Θ
2, Θ
3, Θ
4, Θ
5: angle.
Embodiment
Hereinafter with reference to relevant drawings, the embodiment according to lens construction of the present invention and camera head thereof is described, to be convenient to understand for making, the same components among the following embodiment is to illustrate with identical symbology.
See also Fig. 1 to Fig. 3, it is the first synoptic diagram to the three synoptic diagram for the first embodiment of lens construction of the present invention.As shown in the figure, lens construction 1 comprises lens barrel 11 and eyeglass 12.Lens barrel 11 is a tubular structure, and lens barrel 11 has with central shaft aa ' and is uneven madial wall 111.And eyeglass 12, the corresponding madial wall 111 of the side of relative optical axis bb ' forms a jointing edge 121 between its two sides, and eyeglass 12 is sticked in madial wall 111 by jointing edge 121, to be sticked in the lens barrel 11.
Wherein, when madial wall 111 is subjected to abrasion and when separating with jointing edge 121, eyeglass 12 is done a displacement in optical axis bb ' is upper, so that jointing edge 121 is sticked in madial wall 111 again.
Moreover, madial wall 111 and jointing edge 121 and lens barrel 11 radially can be 45 °～80 ° angle.
Further, madial wall 111 more can comprise respectively different angle Θ with radially being of lens barrel 11 of the first composition surface 1111 and 1112, the first composition surfaces 1111, one second composition surface and the second composition surface 1112
1, Θ
2
In the present embodiment, be to be sticked in the first composition surface 1111 as example take jointing edge 121.But jointing edge 121 of the present invention also can be sticked in the second composition surface 1112, is not limited to following manner.
For example, lens construction 1 of the present invention is designed to be not parallel shape with the central shaft aa ' of lens barrel 11 by the madial wall 111 with lens barrel 11, and corresponding the first composition surfaces 1111 of the jointing edge 121 of eyeglass 12 form and also are sticked in the first composition surface 1111, namely the first composition surface 1111 and jointing edge 121 respectively and lens barrel 11 radially between angle Θ
1Be equal angular, for example angle Θ
1Be all 45 °～80 °.
Therefore, when assembling, when the present invention can be sticked in the first composition surface 1111 by jointing edge 121, distance H change between eyeglass 12 one sides and lens barrel 11 1 ends, the problem of prior art being understood the error that produces absorbs fully, the problems such as upper generation is become flexible in engage between the jointing edge 121 of namely avoiding eyeglass 12 and the first composition surface 1111 of lens barrel 11, extruding or interference.
In addition, when the first composition surface 1111 that engages with jointing edge 121 wears away, the internal diameter that is lens barrel 11 becomes when greatly the first composition surface 1111 being separated with jointing edge 121, eyeglass 12 can further move toward a certain extreme direction of optical axis bb ' on optical axis bb ', so that jointing edge 121 is sticked in the first composition surface 1111 again, and then avoid eyeglass 12 to occur loosening or the problem such as centering skew.
See also Fig. 4 to Fig. 6, it is the first synoptic diagram to the three synoptic diagram for the second embodiment of lens construction of the present invention.As shown in the figure, lens construction 1 comprises lens barrel 11, the first eyeglass 13 and the second eyeglass 14.Lens barrel 11 is a tubular structure, and lens barrel 11 has with central shaft aa ' and is uneven madial wall 11.The corresponding madial wall 111 of the side of relative optical axis bb ' forms one first jointing edge, 131, the first eyeglasses 13 and is sticked in madial wall 111 by the first jointing edge 131 between the first eyeglass 13 its two sides, to be sticked in the lens barrel 11.And the second eyeglass 14, the corresponding madial wall 111 of the side of relative optical axis bb ' forms one second jointing edge, 141, the second eyeglasses 14 and is sticked in madial wall 111 by the second jointing edge 141 between its two sides, to be sticked in the lens barrel 11.
Wherein, when madial wall 111 is subjected to abrasion and when separating with the first jointing edge 131 or the second jointing edge 141, the first eyeglass 13 or the second eyeglass 14 are done a displacement in optical axis bb ' is upper, so that the first jointing edge 131 or the second jointing edge 141 are sticked in madial wall 111 again.
Moreover, madial wall 111, the first jointing edge 131 and the second jointing edge 141 and lens barrel 11 radially can be 45 °～80 ° angle.
Further, madial wall 111 more can comprise one first composition surface 1111 and one second composition surface 1112, the first composition surface 1111 and the second composition surface 1112 respectively with lens barrel 11 radially be different angles, and the first jointing edge 131 is sticked in the first composition surface 1111, the second jointing edges 141 and is sticked in the second composition surface 1112.
Specifically, the first eyeglass 13 of the present invention is sticked in the first composition surface 1111 by the first jointing edge 131, and to be sticked in the lens barrel 11, the second eyeglass 14 is sticked in the second composition surface 1112 by the second jointing edge 141, to be sticked in the lens barrel 11.Therefore, the first eyeglass 13 and the second eyeglass 14 are independently to be sticked in the lens barrel 11.
In the present embodiment, madial wall 111 of the present invention more can have the 3rd composition surface 1113, and lens construction more can comprise prismatic glasses 15, and corresponding the 3rd composition surface 1113 of the side of relative optical axis bb ' forms one the 3rd jointing edge 151 between prismatic glasses 15 two sides, prismatic glasses 15 is sticked in the 3rd composition surface 1113 by the 3rd jointing edge 151, independently to be sticked in the lens barrel 11.
Moreover madial wall of the present invention 111 is better to can be continuous or discrete inclined-plane.
Therefore, when madial wall 111 of the present invention was continuous inclined-plane, the first composition surface 1111, the second composition surface 1112 and the 3rd composition surface 1113 be identical angle Θ with radially being of lens barrel 11 respectively
3, Θ
4, Θ
5Therefore, equally also identical angle Θ with radially being of lens barrel 11 respectively of the first jointing edge 131, the second jointing edge 141 and the 3rd jointing edge 151
3, Θ
4, Θ
5And, the one side of the first eyeglass 13, the second eyeglass 14 and prismatic glasses 15 respectively with the lens barrel one end distance H of being separated by
1, H
2, H
3, the first eyeglass 13 and the second eyeglass 14 distance H of being separated by
4, and the second eyeglass 14 and prismatic glasses 15 distance H of being separated by
5
And when madial wall 111 of the present invention is discontinuous inclined-plane, the first composition surface 1111, the second composition surface 1112 and the 3rd composition surface 1113 different angle Θ from radially being of lens barrel 11 respectively then
3, Θ
4, Θ
5Therefore, equally also different angle Θ from radially being of lens barrel 11 respectively of the first jointing edge 131, the second jointing edge 141 and the 3rd jointing edge 151
3, Θ
4, Θ
5
By above-mentioned embodiment, lens construction 1 of the present invention can utilize adjusts each angle Θ
3, Θ
4, Θ
5With each distance H
1, H
2, H
3, H
4, H
5Numerical value, reach various imaging effect.And, each angle Θ
3, Θ
4, Θ
5With each distance H
1, H
2, H
3, H
4, H
5Numerical value can different array modes in the present invention, implement Θ for example
3≠ Θ
4=Θ
5, Θ
3=Θ
4=Θ
5, H
1≠ H
2≠ H
3Or H
1=H
4≠ H
5Deng.
In addition, the first composition surface 1111 of the present invention, the second composition surface 1112 or the 3rd composition surface 1113 more can be designed to be parallel shape with central shaft aa '.
Incidentally be that above example only is for example and not limitation, when the present invention implements in reality, is not limited to this kind mode.
See also Fig. 7, it is the synoptic diagram for the lens structure of lens construction of the present invention, and sees also again Fig. 1 to Fig. 6.As shown in the figure, because the jointing edge 121 of the eyeglass 12 of lens construction 1 of the present invention is to be designed to the inclined-plane, and the first eyeglass 13 of the present invention, the second eyeglass 14 and prismatic glasses 15 be independently to be sticked in the lens barrel 11, and need not mutually engage.
Therefore, simpler on eyeglass 12 structural designs of the present invention, when making, process easily and polish, and on the eyeglass material, more can use glass material.
See also Fig. 8, it is the synoptic diagram for camera head of the present invention.As shown in the figure, camera head 2 comprises a lens construction 1 and a lens mount, wherein lens construction 1 comprises lens barrel 11, the first eyeglass 13, the second eyeglass 14 and prismatic glasses 15, its to the same components described in above-mentioned each embodiment to make flowing mode similar, so do not give unnecessary details at this.
In sum, lens construction proposed by the invention and camera head thereof can be in the assembling process of lens barrel and eyeglass, design by lens barrel madial wall and eyeglass side, to solve the error problem that prior art was produced, for example become flexible, push or interfere, the problem that so can avoid resolving power to descend.And eyeglass of the present invention can use glass material on making.
In addition, the present invention also can avoid when abrasion occur the lens barrel inwall by the design of lens barrel madial wall and eyeglass side, and causes the problem that eyeglass is loosening and centering is inaccurate.
The above only is illustrative, but not is restricted.Anyly do not break away from spirit of the present invention and category, and to its equivalent modifications of carrying out or change, all should be contained among attached in addition claims protection domain.
Claims (9)
1. lens construction is characterized in that it comprises:
One lens barrel, it is a tubular structure, this lens barrel has with central shaft and is uneven madial wall; And
One eyeglass, the side of optical axis is to forming a jointing edge by madial wall relatively between its two sides, and this eyeglass is sticked in this madial wall by this jointing edge, to be sticked in this lens barrel.
2. lens construction as claimed in claim 1 is characterized in that, described madial wall and described jointing edge and described lens barrel radially be to be 45 °～80 ° angle.
3. lens construction as claimed in claim 1 is characterized in that, described madial wall more comprises one first composition surface and one second composition surface, this first composition surface and this second composition surface respectively with described lens barrel radially be different angles.
4. lens construction is characterized in that it comprises:
One lens barrel, it is a tubular structure, this lens barrel has with central shaft and is uneven madial wall;
One first eyeglass, the side of optical axis is to forming one first jointing edge by madial wall relatively between its two sides, and this first eyeglass is sticked in this madial wall by this first jointing edge, to be sticked in this lens barrel; And
One second eyeglass, the side of optical axis is to forming one second jointing edge by madial wall relatively between its two sides, and this second eyeglass is sticked in this madial wall by this second jointing edge, to be sticked in this lens barrel.
5. lens construction as claimed in claim 4 is characterized in that, described madial wall, described the first jointing edge and described the second jointing edge and described lens barrel radially be to be 45 °～80 ° angle.
6. lens construction as claimed in claim 4, it is characterized in that, described madial wall more comprises one first composition surface and one second composition surface, this first composition surface and this second composition surface respectively with described lens barrel radially be different angles, and described the first jointing edge is sticked in this first composition surface, and described the second jointing edge is sticked in this second composition surface.
7. a camera head is to comprise a lens construction and a lens mount, it is characterized in that described lens construction comprises:
One lens barrel, it is a tubular structure, this lens barrel has with central shaft and is uneven madial wall;
One first eyeglass, the side of optical axis is to forming one first jointing edge by madial wall relatively between its two sides, and this first eyeglass is sticked in this madial wall by this first jointing edge, to be sticked in this lens barrel; And
One second eyeglass, the side of optical axis is to forming one second jointing edge by madial wall relatively between its two sides, and this second eyeglass is sticked in this madial wall by this second jointing edge, to be sticked in this lens barrel.
8. camera head as claimed in claim 7 is characterized in that, described madial wall, described the first jointing edge and described the second jointing edge and described lens barrel radially be to be 45 °～80 ° angle.
9. camera head as claimed in claim 7, it is characterized in that, described madial wall more comprises one first composition surface and one second composition surface, this first composition surface and this second composition surface respectively with described lens barrel radially be different angles, and described the first jointing edge is sticked in this first composition surface, and described the second jointing edge is sticked in this second composition surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101071151A CN103376525A (en) | 2012-04-12 | 2012-04-12 | Lens structure and camera device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101071151A CN103376525A (en) | 2012-04-12 | 2012-04-12 | Lens structure and camera device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103376525A true CN103376525A (en) | 2013-10-30 |
Family
ID=49461906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101071151A Pending CN103376525A (en) | 2012-04-12 | 2012-04-12 | Lens structure and camera device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103376525A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019047964A1 (en) * | 2017-09-11 | 2019-03-14 | 宁波舜宇光电信息有限公司 | Camera module and assembly method therefor |
| CN110320632A (en) * | 2019-08-08 | 2019-10-11 | 浙江舜宇光学有限公司 | Camera lens |
| CN110346892A (en) * | 2019-08-08 | 2019-10-18 | 浙江舜宇光学有限公司 | Camera lens |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10227960A (en) * | 1997-02-14 | 1998-08-25 | Matsushita Electric Ind Co Ltd | Wide-angle lens |
| JP2007052096A (en) * | 2005-08-16 | 2007-03-01 | Matsushita Electric Ind Co Ltd | Lens unit |
| JP2007233046A (en) * | 2006-03-01 | 2007-09-13 | Citizen Holdings Co Ltd | Camera lens unit |
| CN102053336A (en) * | 2009-10-31 | 2011-05-11 | 比亚迪股份有限公司 | Automatic focusing camera module |
| CN102298185A (en) * | 2010-06-28 | 2011-12-28 | 鸿富锦精密工业（深圳）有限公司 | Lens cone and lens module |
-
2012
- 2012-04-12 CN CN2012101071151A patent/CN103376525A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10227960A (en) * | 1997-02-14 | 1998-08-25 | Matsushita Electric Ind Co Ltd | Wide-angle lens |
| JP2007052096A (en) * | 2005-08-16 | 2007-03-01 | Matsushita Electric Ind Co Ltd | Lens unit |
| JP2007233046A (en) * | 2006-03-01 | 2007-09-13 | Citizen Holdings Co Ltd | Camera lens unit |
| CN102053336A (en) * | 2009-10-31 | 2011-05-11 | 比亚迪股份有限公司 | Automatic focusing camera module |
| CN102298185A (en) * | 2010-06-28 | 2011-12-28 | 鸿富锦精密工业（深圳）有限公司 | Lens cone and lens module |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019047964A1 (en) * | 2017-09-11 | 2019-03-14 | 宁波舜宇光电信息有限公司 | Camera module and assembly method therefor |
| CN110320632A (en) * | 2019-08-08 | 2019-10-11 | 浙江舜宇光学有限公司 | Camera lens |
| CN110346892A (en) * | 2019-08-08 | 2019-10-18 | 浙江舜宇光学有限公司 | Camera lens |
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Application publication date: 20131030 |