CN100368848C - Optical lens and its assembling method - Google Patents
Optical lens and its assembling method Download PDFInfo
- Publication number
- CN100368848C CN100368848C CNB2004100910253A CN200410091025A CN100368848C CN 100368848 C CN100368848 C CN 100368848C CN B2004100910253 A CNB2004100910253 A CN B2004100910253A CN 200410091025 A CN200410091025 A CN 200410091025A CN 100368848 C CN100368848 C CN 100368848C
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- sleeve
- lens
- outer portion
- optical lens
- accommodation space
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Abstract
The present invention relates to an optical lens which comprises a first sleeve barrel, a second sleeve barrel, a plurality of lenses and a plurality of fixed components, wherein the first sleeve barrel is provided with first lens containing space and a first outer ring part which is surrounded with the first lens containing space, wherein the first outer ring part is provided with a plurality of concave parts. In addition, the second sleeve barrel is provided with second lens containing space and a second outer ring part which is surrounded with the second lens containing space, wherein the second outer ring part is provided with a plurality of convex parts. In addition, the second outer ring part is in contact with the first outer ring part, and the convex parts are movably engaged with the concave parts. Besides, the lenses are arranged in the first lens containing space and the second lens containing space, and the fixed components are positioned on the first outer ring part and the second outer ring part, which is used for fixing the first sleeve barrel and the second sleeve barrel.
Description
Technical field
The invention relates to a kind of camera lens (lens) and assemble method thereof, and particularly relevant for the invention of a kind of optical lens (optical lens) and assemble method thereof.
Background technology
In the information society now, various optical systems for example telescope (telescope), camera (camera), microscope (microscope) and optical projection system (optical projection system) etc. all occupy a tiny space in daily life.In above-mentioned optical system, camera lens often determines the quality of image, therefore is described further for known optical lens.
Fig. 1 is the diagrammatic cross-section of known optical lens.Please refer to Fig. 1, known optical lens 100 comprises first sleeve 110, second sleeve 120, a plurality of lens 130 and a plurality of fixed screws 140.First sleeve 110 has the first lens accommodation space 110a and first outer portion 112 that centers on the first lens accommodation space 110a, and wherein first outer portion 112 has a plurality of depressed part 112a.In addition, second sleeve 120 has the second lens accommodation space 120a and second outer portion 122 that centers on the second lens accommodation space 120a, and wherein second outer portion 122 has a plurality of protuberance 122a.
It should be noted that second outer portion 122 is abutted against to first outer portion 112, and these protuberances 122a is chimeric with wringing fit (tight fit) mode and these depressed parts 112a.In addition, these lens 130 are arranged in the first lens accommodation space 110a and the second lens accommodation space 120a.Moreover these fixed screws 140 are positioned at first outer portion 112 and second outer portion 122, to fix the relative position of first sleeve 110 and second sleeve 120.
From the above, the key of known optical lens 100 is the contraposition degree of accuracy of first sleeve 110 and second sleeve 120.In other words, the machining precision of protuberance 122a and depressed part 112a will determine the contraposition degree of accuracy of first sleeve 110 and second sleeve 120.Because protuberance 122a and depressed part 112a have foozle, therefore just produce center displacement (eccentric shifting) between the optical axis of the optical axis of first sleeve 110 and second sleeve 120, and the degree of center displacement also will determine the optical property of known optical lens 100.In addition, because protuberance 122a employing wringing fit mode and depressed part 112a are chimeric, the known optical lens 100 that therefore partly has bigger center displacement can't be done over again (rework), and can only become substandard products.
Summary of the invention
In view of this, purpose of the present invention just provides a kind of optical lens, to improve the aligning accuracy of first sleeve and second sleeve.
In addition, another object of the present invention just provides a kind of assemble method of optical lens, to improve the manufacturing process qualification rate of optical lens.
Based on above-mentioned purpose or other purpose, the present invention proposes a kind of optical lens, and this optical lens comprises first sleeve, second sleeve, a plurality of lens and a plurality of fixed component.First sleeve has the first lens accommodation space and first outer portion that centers on the first lens accommodation space, and wherein first outer portion has a plurality of depressed parts (indentation).In addition, second sleeve has the second lens accommodation space and second outer portion that centers on the second lens accommodation space, and wherein second outer portion has a plurality of protuberances (protruding).In addition, second outer portion is abutted against to first outer portion, and these protuberances are chimeric with loose fit (loosefit) mode and these depressed parts.Moreover these lens are arranged in the first lens accommodation space and the second lens accommodation space, and these fixed components are positioned at first outer portion and second outer portion, to lock first sleeve and second sleeve.
Described according to preferred embodiment of the present invention, fixed component for example is a screw.
Described according to preferred embodiment of the present invention, fixed component for example is screw and nut.
Described according to preferred embodiment of the present invention, the angle of two adjacent protuberances for example is 120 degree.
Based on above-mentioned purpose or other purpose, the present invention proposes a kind of assemble method of optical lens, be applicable to above-mentioned optical lens, and this assemble method comprises the following steps.At first, the projection anchor clamps are provided, and these projection anchor clamps comprise light source, light-collecting module (collecting module) and test board (testing plate), wherein light-collecting module is arranged on the light path between light source and the test board, and test board has figure thereon, and the projection anchor clamps are suitable for graphic projection with test board to screen.Then, first sleeve is fixed on the projection anchor clamps, and the part lens have been arranged in first sleeve.Second sleeve is placed on first sleeve, and the other parts lens have been arranged in second sleeve, wherein these protuberances are chimeric with these depressed parts respectively.Then, adjust the relative position of second sleeve and first sleeve, so that the figure that is projected on the screen is clear.Next, use fixed component, to fix the relative position of second sleeve and first sleeve.
Described according to preferred embodiment of the present invention, after adjusting the relative position of second sleeve and first sleeve with the use fixed component before, the assemble method of optical lens also comprises the use fixing glue, to fix first sleeve and second sleeve.
Described according to preferred embodiment of the present invention, figure for example is cross mark, rectangle mark or circular mark.
Based on above-mentioned explanation, the protuberance of the present invention's optical lens employing loose fit mode and depressed part are chimeric, and therefore the aligning accuracy of first sleeve and second sleeve is not subject to the manufacturing accuracy of first sleeve and second sleeve.In addition, because protuberance adopts loose fit mode and depressed part chimeric, so the assemble method of the present invention's optical lens can make between first sleeve and second sleeve and reaches preferable aligning accuracy.
State with other purpose, feature and advantage and can become apparent on the present invention for allowing, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 is the diagrammatic cross-section according to known optical lens.
Fig. 2 is the diagrammatic cross-section according to the optical lens of preferred embodiment of the present invention.
Fig. 3 is the assemble method synoptic diagram according to the optical lens of preferred embodiment of the present invention.
Fig. 4 is the vertical view according to the test board that assemble method used of the optical lens of preferred embodiment of the present invention.
The primary clustering description of symbols
100: known optical lens
110,210: the first sleeves
110a, 210a: the first lens accommodation space
112,212: the first outer portion
112a, 212a: depressed part
120,220: the second sleeves
120a, 220a: the second lens accommodation space
122,222: the second outer portion
122a, 222a: protuberance
130,230: lens
140: fixed screw
200: optical lens
240: fixed component
300: the projection anchor clamps
310: light source
320: light-collecting module
330: test board
332: figure
410: screen
Embodiment
Fig. 2 is the diagrammatic cross-section according to the optical lens of preferred embodiment of the present invention.Please refer to Fig. 2, optical lens 200 comprises first sleeve 210, second sleeve 220, a plurality of lens 230 and a plurality of fixed components 240.First sleeve 210 has the first lens accommodation space 210a and first outer portion 212 that centers on the first lens accommodation space 210a, and wherein first outer portion 212 has a plurality of depressed part 212a.In addition, second sleeve 220 has the second lens accommodation space 220a and second outer portion 222 that centers on the second lens accommodation space 220a, and wherein second outer portion 222 has a plurality of protuberance 222a.
It should be noted that second outer portion 222 is abutted against in first outer portion 212, and these protuberances 222a is chimeric with loose fit mode and these depressed parts 212a.In other words, the diameter of protuberance 222a is less than the internal diameter of depressed part 212a.More specifically, the size assortment of protuberance 222a and depressed part 212a can adopt basic shaft system (shaft basis system) or basic hole system (hole basis system), makes that protuberance 222a can be chimeric with loose fit mode and depressed part 212a.So-called basic shaft system is that the tolerance of axle is constant in same grade tolerance (tolerance), and different tolerances is made in the hole that is used for cooperating.In other words, be basic size promptly, and aperture size must decide according to fit quality with the diameter of axle.In addition, so-called basic hole system is that the tolerance in hole is constant in same grade tolerance, and the axle that cooperates is then made different tolerances.In other words, be basic size promptly, and diameter of axle size must decide according to fit quality with the aperture.In addition, the angle of two adjacent protuberance 222a for example is 120 degree, but the present invention does not limit the quantity of protuberance 222a and the set-up mode of protuberance 222a.
Please continue with reference to Fig. 2, these lens 230 are arranged in the first lens accommodation space 210a and the second lens accommodation space 220a.It should be noted that lens 230 are not limited to kind shown in Figure 2, quantity and the position is set.In addition, these fixed components 240 are positioned at first outer portion 212 and second outer portion 222, to fix first sleeve 210 and second sleeve 220.In the present embodiment, fixed component 240 for example is a screw, but the also collocation of screw and nut of fixed component 240, can fasten the member of first sleeve 210 and second sleeve 220 or other can fix the member of the relative position of first sleeve 210 and second sleeve 220.Relevant for optical lens 200 to byte dress method will describe in detail as after.
Fig. 3 is the assemble method synoptic diagram according to the optical lens of preferred embodiment of the present invention, and Fig. 4 is the vertical view according to the test board that assemble method used of the optical lens of preferred embodiment of the present invention.Please also refer to Fig. 3 and Fig. 4, the assemble method of optical lens comprises the following steps.At first, provide projection anchor clamps (projection jig) 300, and projection anchor clamps 300 comprise light source 310, light-collecting module 320 and test board 330, wherein light-collecting module 320 is arranged on the light path between light source 310 and the test board 330.In addition, test board 330 has figure 332 (as shown in Figure 4) thereon, and the light that sent of light source 310 is suitable for figure 332 with test board 330 and is projected on the screen 410.The figure 332 of above-mentioned test board 330 for example is cross mark, rectangle mark, circular mark or other simple graph.
Then, first sleeve 210 is fixed on the projection anchor clamps 300, and lens 230 have been arranged in first sleeve 210.Then, second sleeve 220 that will be provided with lens 230 is placed on first sleeve 210, and protuberance 222a and depressed part 212a are chimeric, to finish the Primary Location of first sleeve 210 and second sleeve 220.
Please continue with reference to Fig. 3, because protuberance 222a adopts loose fit mode and depressed part 212a chimeric, so assembler can adjust the relative position of second sleeve 220 and first sleeve 210, and is the most clear up to the figure 332 that is projected on the screen 410.At this moment, the optical axis offset minimum of first sleeve 210 and second sleeve 220, and finish the contraposition of first sleeve 210 and second sleeve 220.Then, use fixed component 240 to fix the relative position (as shown in Figure 2) of second sleeve 220 and first sleeve 210.What deserves to be mentioned is, after the contraposition of finishing first sleeve 210 and second sleeve 220, more can utilize fixing glue (not expressing among the figure) to fix first sleeve 210 and second sleeve 220, so that use fixed component 240.
In sum, compare with known technology, first sleeve of the present invention's optical lens and second sleeve adopt the projection anchor clamps to carry out contraposition, so first sleeve of the present invention's optical lens and second sleeve have preferable aligning accuracy.In other words, compare with known technology, the present invention's optical lens has preferable optical property.
Being subject to first sleeve with first sleeve of known optical lens with the aligning accuracy of second sleeve compares with the situation of the manufacturing accuracy of second sleeve, the protuberance employing loose fit mode and the depressed part of the present invention's optical lens are chimeric, and be used the contraposition that the projection anchor clamps carry out first sleeve and second sleeve, so the aligning accuracy of the present invention's first sleeve and second sleeve is not subject to the manufacturing accuracy of first sleeve and second sleeve.In other words, compare with known technology, first sleeve of the present invention's optical lens and the manufacturing accuracy of second sleeve are comparatively loose, so the production cost of the present invention's optical lens can further reduce.
Compare with known technology, the protuberance of the present invention's optical lens adopts loose fit mode and depressed part chimeric, so the present invention's optical lens can do over again, and makes the production qualification rate of optical lens further to improve.
Though the present invention with preferred embodiment openly as above; right its is not in order to limit the present invention; the ordinary skill of any technical field that the present invention belongs to; in thought that does not break away from the present invention and scope; when can doing a little change and improvement, so the present invention's protection domain is as the criterion when looking claims person of defining.
Claims (7)
1. the optical lens of an adjustable core is characterized in that comprising:
First sleeve has the first lens accommodation space and first outer portion that centers on this first lens accommodation space, and wherein this first outer portion has a plurality of depressed parts;
Second sleeve, have the second lens accommodation space and second outer portion that centers on this lens accommodation space, and this second outer portion has a plurality of protuberances, and wherein this second outer portion is abutted against in this first outer portion, and above-mentioned these protuberances are chimeric with loose fit mode and above-mentioned these depressed parts;
A plurality of lens are arranged in this first lens accommodation space and this second lens accommodation space; And
A plurality of fixed components are positioned at this first outer portion and this second outer portion, fixing this first sleeve and this second sleeve,
Wherein, when these fixed components are not fixed this first outer portion and this second outer portion as yet, these protuberances and these depressed parts are suitable under chimerism relatively moving along one of vertical with the optical axis of these lens direction, so that this first sleeve and this second sleeve relatively move along this direction.
2. according to the optical lens of the described adjustable core of claim 1, it is characterized in that above-mentioned these fixed components comprise screw.
3. according to the optical lens of the described adjustable core of claim 1, it is characterized in that above-mentioned these fixed components comprise screw and nut.
4. according to the optical lens of the described adjustable core of claim 1, it is characterized in that two angles of stating these protuberances on adjacent are 120 degree.
5. the assemble method of the optical lens of an adjustable core according to claim 1 is characterized in that the assemble method of the optical lens of this adjustable core comprises the following steps:
The projection anchor clamps are provided, these projection anchor clamps comprise light source, light-collecting module and test board, wherein this light-collecting module is arranged on the light path between this light source and this test board, and this test board has figure thereon, and these projection anchor clamps are suitable for this graphic projection with this test board to screen;
This first sleeve is fixed on these projection anchor clamps, and these lens of part have been arranged in this first sleeve;
This second sleeve is placed on this first sleeve, and these lens of other parts have been arranged in this second sleeve, wherein these protuberances are chimeric with these depressed parts respectively;
Adjust the relative position of this second sleeve and this first sleeve, so that this figure that is projected on this screen is clear; And
Use these fixed components, to fix the relative position of this second sleeve and this first sleeve.
6. according to the assemble method of the optical lens of the described adjustable core of claim 5, it is characterized in that after adjusting the relative position of this second sleeve and this first sleeve with above-mentioned these fixed components of use before, comprise that also the use fixing glue fixes first sleeve and second sleeve.
7. according to the assemble method of the optical lens of the described adjustable core of claim 5, it is characterized in that this figure comprises cross mark, rectangle mark or circular mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100910253A CN100368848C (en) | 2004-11-16 | 2004-11-16 | Optical lens and its assembling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100910253A CN100368848C (en) | 2004-11-16 | 2004-11-16 | Optical lens and its assembling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1776474A CN1776474A (en) | 2006-05-24 |
| CN100368848C true CN100368848C (en) | 2008-02-13 |
Family
ID=36766087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100910253A Expired - Fee Related CN100368848C (en) | 2004-11-16 | 2004-11-16 | Optical lens and its assembling method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100368848C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100517737C (en) * | 2006-10-25 | 2009-07-22 | 鸿富锦精密工业（深圳）有限公司 | Image sensor encapsulation structure |
| CN103466934B (en) | 2013-08-29 | 2015-07-01 | 烽火通信科技股份有限公司 | High-efficiency beam combination laser fiber and drawing method thereof |
| KR102460758B1 (en) * | 2020-09-16 | 2022-10-31 | 삼성전기주식회사 | Camera Module |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020030823A1 (en) * | 2000-07-26 | 2002-03-14 | Nippon Maxis Co., Ltd. | Method and device for measuring thickness of test object |
| US20020038517A1 (en) * | 2000-10-03 | 2002-04-04 | Fuji Photo Film Co., Ltd. | Position adjusting mechanism and image scanning apparatus with such position adjusting mechanism |
| CN2507166Y (en) * | 2001-09-25 | 2002-08-21 | 中国科学院长春光学精密机械与物理研究所 | Regulating lens holder for vacuum sealed resonant cavity |
| CN2586976Y (en) * | 2002-05-28 | 2003-11-19 | 虹光精密工业（苏州）有限公司 | Fine adjustable optical mechanism |
| US6778330B2 (en) * | 2001-09-28 | 2004-08-17 | Pentax Corporation | Focusing apparatus of a telescopic lens system |
-
2004
- 2004-11-16 CN CNB2004100910253A patent/CN100368848C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020030823A1 (en) * | 2000-07-26 | 2002-03-14 | Nippon Maxis Co., Ltd. | Method and device for measuring thickness of test object |
| US20020038517A1 (en) * | 2000-10-03 | 2002-04-04 | Fuji Photo Film Co., Ltd. | Position adjusting mechanism and image scanning apparatus with such position adjusting mechanism |
| CN2507166Y (en) * | 2001-09-25 | 2002-08-21 | 中国科学院长春光学精密机械与物理研究所 | Regulating lens holder for vacuum sealed resonant cavity |
| US6778330B2 (en) * | 2001-09-28 | 2004-08-17 | Pentax Corporation | Focusing apparatus of a telescopic lens system |
| CN2586976Y (en) * | 2002-05-28 | 2003-11-19 | 虹光精密工业（苏州）有限公司 | Fine adjustable optical mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1776474A (en) | 2006-05-24 |
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Granted publication date: 20080213 Termination date: 20151116 |
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