CN201344989Y - An optical lens and lens group - Google Patents
An optical lens and lens group Download PDFInfo
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- CN201344989Y CN201344989Y CNU2009200665989U CN200920066598U CN201344989Y CN 201344989 Y CN201344989 Y CN 201344989Y CN U2009200665989 U CNU2009200665989 U CN U2009200665989U CN 200920066598 U CN200920066598 U CN 200920066598U CN 201344989 Y CN201344989 Y CN 201344989Y
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Abstract
The utility model provides an optical lens and lens group, wherein the optical lens comprises a lens cone that includes accommodation space and a cylinder noumenon surrounds the accommodation space; the cylinder noumenon is provided with a plurality of adjustment holes and a plurality of lens cone glue injection holes; a plurality of lens; and a plurality of lens fixed loop that is sleeved over the plurality of lens externally respectively and is set inside the accommodation space, with a plurality of fixed loop glue injection holes. The optical lens is capable of adjusting proper alignment between each lens, during assembling process, adjustment of lens proper alignment and lens space length are mutual independent with convenient adjustment, and acting force when locating lens is played on the lens fixed loop, which prevents the lens from receiving forcing and deforming in locating process, reducing astigmation and wave aberration of the lens. The lens group with a plurality of optical lens, proper alignment between each optical lens are adjustable, thereby problem of eccentric displacement of light axis of the lens group is improved.
Description
Technical field
The utility model relates to a kind of camera lens, is specifically related to a kind of optical lens and lens group of adjustable right alignment.
Background technology
In the information society of current continuous development, various optical systems or electro-optical system for example optical alignment in telescope, camera, microscope, the semicon industry and optical projection system etc. are all played the part of more and more important role in daily life, study research, commercial production.Wherein, camera lens is to quality of image decisive role, therefore, is described in further details for the lens construction of prior art.
See also Fig. 1, it is the cross-sectional view of the optical lens of prior art, and the optical lens 10 of prior art comprises: lens barrel 11, first lens 12, second lens 13, the 3rd lens 14, first spacer ring 15, second spacer ring 16 and trim ring 17.Wherein, lens barrel 11 has accommodation space 11a.First lens 12, first spacer ring 15, second lens 13, second spacer ring 16, the 3rd lens 14 are arranged in the accommodation space 11a in regular turn with trim ring 17.Key that it should be noted that the optical lens 10 of prior art is the contraposition precision between a plurality of lens.In ideal conditions, it is consistent that optical axis between a plurality of lens should be, but owing to have assembly error between described a plurality of lens, therefore the optical axis of in fact a plurality of lens is also inconsistent, and the degree of the center displacement of the optical axis between a plurality of lens has determined the optical property of optical lens 10.
Literature search through prior art is found, Chinese patent open (bulletin) number is the patent " optical lens and method for designing thereof and lens combination " of CN 1696751A, as shown in Figure 2, this optical lens 20 comprises, lens barrel 21, first lens 22, second lens 23, trim ring 24.Wherein, lens barrel 21 has light incident opening 21a and accommodation space 21b, and wherein accommodation space 21b is connected with light incident opening 21a.In addition, light incident opening 21a exposes part first lens 22, and first lens 22 have the first annular tapered surface 22a.In addition, second lens 23 are arranged in the accommodation space 21b, and rabbet to first lens 22, and second lens 23 have the second annular tapered surface 23a, and wherein the second annular tapered surface 23a rabbets with the first annular tapered surface 22a.Trim ring 24 is arranged in the accommodation space 21b, and is bearing on second lens 23, and trim ring 24 has light outgoing opening 24a, exposes part second lens 23.The advantage of this optical lens 20 is that efficiency of assembling is very high under the qualified situation of first lens and second lens processing, but because its complex structure, require very high to process equipment, corresponding processing cost is also very high, and the distance between the right alignment of lens and lens is guaranteed by the annular tapered surface on the lens simultaneously, both are entrenched togather, be very easy to attend to one thing and lose sight of another, and the trim ring 24 of optical lens 20 acts directly on second lens 23, second lens 23 are easy to generate distortion, thereby influence the wave aberration of this optical lens 20.
Chinese patent open (bulletin) number is the patent " optical lens and assemble method thereof " of CN 1776474A, and as shown in Figure 3, this optical lens 30 comprises first lens barrel 31, second lens barrel 32, a plurality of lens 33 and a plurality of fixed components 34.The first outer portion 31b that first lens barrel 31 has the first lens accommodation space 31a and centers on the first lens accommodation space 31a, wherein the first outer portion 31b has a plurality of depressed part 31c.Second lens barrel 32 has the second lens accommodation space 32a and around the second outer portion 32b of the second lens accommodation space 32a, wherein the second outer portion 32b has a plurality of protuberance 32c in addition.In addition, the second outer portion 32b is abutted against in the first outer portion 31b, and these protuberances 32c is chimeric with loose fit mode and these depressed parts 31c.Wherein, a plurality of lens 33 are arranged in the first lens accommodation space 31a and the second lens accommodation space 32a, and a plurality of fixed component 34 be positioned at the first outer portion 31b go up with the second outer portion 32b on, to fix first lens barrel 31 and second lens barrel 32.The advantage of this optical lens 30 is that the right alignment between different mirror groups can be adjusted, but with regard to single mirror group, owing to have assembly error between a plurality of lens, therefore the optical axis of a plurality of lens is also inconsistent.
The utility model content
The purpose of this utility model is, overcomes the defective of existing optical lens, and a kind of optical lens of new structure is provided, and the right alignment between each lens can be adjusted, thereby improves the problem of the center displacement of lens axis.
The purpose of this utility model is, overcomes the defective that existing lens group exists, and a kind of lens group of new structure is provided, and the right alignment between each optical lens can be adjusted, thereby improves the problem of center displacement of the optical axis of lens group.
A purpose more of the present utility model is, avoids spacer ring, trim ring in the optical lens to act directly on the lens, eliminates the stress deformation that lens bring because of spacer ring, trim ring, reduces astigmatism, the wave aberration of camera lens.
The utility model is realized by the following technical solutions.A kind of optical lens according to the utility model proposes comprises: lens barrel, it comprises accommodation space and the cylinder body that centers on described accommodation space, offers a plurality of adjustment hole and a plurality of lens barrel hole for injecting glue on the described cylinder body, and a plurality of lens.
Further, described optical lens also comprises a plurality of lens set collars, is sheathed on described a plurality of lens periphery respectively, and is arranged in the described accommodation space, offers a plurality of set collar hole for injecting glue on it.
Further, be provided with spacer ring between described a plurality of lens set collar.
Further, described a plurality of lens and described a plurality of lens set collar are clearance fit, and described a plurality of lens set collars and described lens barrel are clearance fit.
Further, described optical lens also comprises trim ring, be arranged in the described accommodation space, and breasting is positioned at the described lens set collar of described accommodation space one end.
Further, described optical lens also comprises baffle plate, be arranged in the described accommodation space, and breasting is positioned at the described lens set collar of the described accommodation space other end.
Further, described adjustment hole is threaded hole or unthreaded hole.
Further, the quantity in described adjustment hole is four, is uniformly distributed on the circumference of described cylinder body.
Further, the quantity in described adjustment hole is 4 N times, and wherein N is the natural number greater than 1, adjusts the hole for described N and is uniformly distributed on the circumference of described cylinder body.
The utility model also adopts following technical scheme to realize.According to a kind of lens group that the utility model proposes, it comprises: outer lens barrel has outer lens barrel body and lens group accommodation space; A plurality of optical lens are arranged in the described lens group accommodation space; The lens group spacer ring is arranged between described a plurality of optical lens; And lens group is adjusted the hole, be opened on the described outer lens barrel body, wherein each optical lens comprises: lens barrel, and it comprises accommodation space and the cylinder body that centers on described accommodation space, offers a plurality of adjustment hole and a plurality of lens barrel hole for injecting glue on the described cylinder body; And a plurality of lens.
Further, described optical lens also comprises a plurality of lens set collars, is sheathed on described a plurality of lens periphery respectively, and is arranged in the described accommodation space, offers a plurality of set collar hole for injecting glue on it.
Further, be provided with spacer ring between described a plurality of lens set collar.
Further, described a plurality of lens and described a plurality of lens set collar are clearance fit, and described a plurality of lens set collars and described lens barrel are clearance fit.
Further, described optical lens also comprises trim ring, be arranged in the described accommodation space, and breasting is positioned at the described lens set collar of described accommodation space one end.
Further, described optical lens also comprises baffle plate, be arranged in the described accommodation space, and breasting is positioned at the described lens set collar of the described accommodation space other end.
Further, described adjustment hole is threaded hole or unthreaded hole.
Further, the quantity in described adjustment hole is four, is uniformly distributed on the circumference of described cylinder body.
Further, the quantity in described adjustment hole is 4 N times, and wherein N is the natural number greater than 1, adjusts the hole for described N and is uniformly distributed on the circumference of described cylinder body.
Further, described lens group also comprises the lens group hole for injecting glue, is opened on the described outer lens barrel body.
Further, described outer lens barrel body has first outer portion and second outer portion, and the internal diameter of described first outer portion is greater than the internal diameter of described second outer portion.
Further, described a plurality of optical lens comprise: first optical lens and second optical lens, wherein, first optical lens is arranged in the described lens group accommodation space, with described second outer portion be little clearance fit; Second optical lens is arranged in the described lens group accommodation space, with described first outer portion be big clearance fit.
Further, to adjust the hole be threaded hole or unthreaded hole for described lens group.
Further, the quantity that described lens group is adjusted the hole is four, is uniformly distributed on the circumference of described outer lens barrel body.
Further, the quantity in described lens group adjustment hole is 4 N times, and wherein N is the natural number greater than 1; Described N lens group adjusted the hole and is uniformly distributed on the circumference of described outer lens barrel body.
Compared with prior art, optical lens provided by the utility model and lens group have following beneficial effect:
1. have on the lens barrel and adjust the hole, can adjust the right alignment between each lens, in assembling process, the adjustment of lens right alignment and lenticular spacing is separate, and is easy to adjust, can save process time, cut down finished cost.
2. increased the lens set collar, the acting force during lens position all acts on the described lens set collar, avoids stress deformation in the lens position process, reduces astigmatism, the wave aberration of camera lens.
3. at the lens group with a plurality of optical lens, the right alignment between each optical lens also can be adjusted very easily.
Description of drawings
Fig. 1 is the diagrammatic cross-section of the first optical lens structure in the prior art;
Fig. 2 is the diagrammatic cross-section of second kind of optical lens structure in the prior art;
Fig. 3 is the diagrammatic cross-section of the third optical lens structure in the prior art;
The diagrammatic cross-section of the optical lens that Fig. 4 A is provided for the utility model one embodiment;
The partial schematic diagram of the optical lens that Fig. 4 B is provided for the utility model one embodiment;
The diagrammatic cross-section of the lens group that Fig. 5 is provided for the utility model one embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments optical lens provided by the utility model and lens group are described in further detail.
Embodiment one
See also Fig. 4 A to Fig. 4 B, the synoptic diagram of the optical lens that it is provided for the utility model one embodiment, described optical lens 100 comprises: first lens 101, second lens 102, the 3rd lens 103, lens barrel 104, first spacer ring 105, second spacer ring 106, trim ring 107, baffle plate 108, a plurality of set collar hole for injecting glue 109, a plurality of lens barrel hole for injecting glue 110, the first lens set collar 111, the second lens set collar 112, the 3rd lens set collar 113 and a plurality of adjustment hole 114.
Wherein, lens barrel 104 comprises lens accommodation space 104a and the cylinder body 104b that centers on described lens accommodation space 104a.The first lens set collar 111, the second lens set collar 112 and the 3rd lens set collar 113 are arranged in the accommodation space 104a, all offer set collar hole for injecting glue 109 on it, and the quantity of described set collar hole for injecting glue 109 is four.The first lens set collar 111 is sheathed on the periphery of first lens 101, and the second lens set collar 112 is sheathed on the periphery of second lens 102, and the 3rd lens set collar 113 is sheathed on the periphery of the 3rd lens 103.Because described optical lens 100 has increased a plurality of lens set collars, the acting force when a plurality of lens position all acts on a plurality of lens set collars, avoids lens stress deformation in position fixing process, reduces the astigmatism and the wave aberration of optical lens 100.
From the above, be provided with between first spacer ring, 105, the second lens set collars 112 and the 3rd lens set collar 113 between the first lens set collar 111 and the second lens set collar 112 and be provided with second spacer ring 106.Trim ring 107 is arranged in the described accommodation space 104a, and described the 3rd lens set collar 113 of breasting.Baffle plate 108 is arranged in the described accommodation space 104a, and the described first lens set collar 111 of breasting.
In the utility model embodiment, adjust hole 114 and be preferably threaded hole, be opened on the described cylinder body 104b, its quantity is four, is uniformly distributed on the circumference of cylinder body 104b.The right alignment between each lens can be adjusted in adjustment hole 114, in installation process, use surveying instrument that the right alignment between a plurality of lens is measured, pass through to adjust hole 114 according to measurement result, use screw that corresponding a plurality of lens are adjusted, the right alignment until between a plurality of lens meets the requirements.In other embodiment of the utility model, in conjunction with actual needs, described adjustment hole also can be unthreaded hole, and its quantity also can be 4 N times, and wherein N is the natural number greater than 1, and is corresponding, and use spiral micrometer head is adjusted the right alignment between a plurality of lens.
Now introduce the assembling process of the optical lens 100 that the utility model one embodiment provided, at first first lens 101 are placed in the first lens set collar 111, use glue firm, measure the rise of first lens 101 and the first lens set collar, 111 combinations then first lens 101 and the first lens set collar, 111 bondings.It is firm then second lens 102 and the second lens set collar 112, method that the 3rd lens 103 are identical with the 3rd lens set collar 113 usefulness to be bondd, and measures corresponding rise respectively.According to the rise that each lens combination records, calculate first spacer ring 105, second spacer ring, 106 due sizes, due size is arrived in first spacer ring 105, the 106 difference reconditionings of second spacer ring.After above-mentioned work is finished, with screw baffle plate 108 and lens barrel 104 are tightened in together, stick with glue knot more firmly, so, dual connection can guarantee fixed.Then the combination of first lens 101 and the first lens set collar 111 is assembled in the lens barrel 104, the end face that guarantees the end face of the first lens set collar 111 and baffle plate 108 fit intact after, injecting glue in lens barrel 104 corresponding lens barrel hole for injecting glue 110 gets up the combination of first lens 101 and the first lens set collar 111 and lens barrel 104 secure bond.First spacer ring 105 is assembled in the lens barrel 104, then the combination of second lens 102 and the second lens set collar 112 is assembled in the lens barrel 104, guarantee first lens 101 and the first lens set collar, 111 combinations, first spacer ring 105, the corresponding end-faces of second lens 102 and the second lens set collar, 112 combinations is fitted intact, detect the right alignment of first lens 101 and second lens 102 by pertinent instruments, the combination of second lens 102 and the second lens set collar 112 is adjusted by screw according to testing result, right alignment until first lens 101 and second lens 102 meets the requirements, this moment, injecting glue in lens barrel 104 corresponding hole for injecting glue got up the combination of second lens 102 and the second lens set collar 112 and lens barrel 104 secure bond.According to identical method, the combination of second spacer ring 106, the 3rd lens 103 and the 3rd lens set collar 113 is assembled, adjusts to the right place, and bonding is firmly, locking trim ring 107 is installed at last.
Wherein, described a plurality of lens and described a plurality of lens set collar are clearance fit, and described a plurality of lens set collars and described lens barrel are clearance fit.So-called clearance fit, the tolerance range that is finger-hole has the cooperation in gap on the tolerance range of axle.That is to say, the size in the hole of matching deduct the axle size difference on the occasion of, this difference is the gap.Wherein, first lens 101 and the first lens set collar 111 are little clearance fit, and the first lens set collar 111 is little clearance fit with lens barrel 104.Second lens 102 and the second lens set collar 112 are little clearance fit, and the second lens set collar 112 is big clearance fit with lens barrel 104.The 3rd lens 103 and the 3rd lens set collar 113 are little clearance fit, and the 3rd lens set collar 113 is big clearance fit with lens barrel 104.First spacer ring 105 and second spacer ring 106 are little clearance fit with lens barrel 104.As from the foregoing, the optical lens 100 that the utility model embodiment is provided is in assembling process, and the adjustment of lens right alignment and lenticular spacing is separate, and is easy to adjust, can save process time, cut down finished cost.
Embodiment two
Please continue with reference to figure 5, the synoptic diagram of the lens group 200 that it is proposed for the utility model one embodiment, and in conjunction with Fig. 4 A to Fig. 4 B, lens group 200 comprises: outer lens barrel 210, it comprises outer lens barrel body 211 and lens group accommodation space 212, described outer lens barrel body 211 has the first outer portion 211a and the second outer portion 211b, and the internal diameter of the described first outer portion 211a is greater than the internal diameter of the described second outer portion 211b; First optical lens 100 is arranged in the described lens group accommodation space 212, with the described second outer portion 211b be little clearance fit; Second optical lens 300 is arranged in the described lens group accommodation space 212, with the described first outer portion 211a be big clearance fit; Lens group spacer ring 220 is arranged between described first optical lens 100 and described second optical lens 300; Lens group is adjusted hole 213, is opened on the described outer lens barrel body 211; And lens group hole for injecting glue 214, be opened on the described outer lens barrel body 211.
Wherein, second optical lens 300 is identical with the structure of first optical lens 100, shown in Fig. 4 A to 4B.It is threaded hole that described lens group is adjusted hole 213, is uniformly distributed on the circumference of outer lens barrel body 211, and its quantity is four.In other embodiment of the utility model, in conjunction with actual needs, described lens group is adjusted the hole and also be can be unthreaded hole.
Now introduce the assembling process of lens group 200, at first first optical lens 100, second optical lens 300 are assembled respectively and finish according to the fit of describing among the embodiment one, and measure size, again according to design size, the size and the reconditioning that calculate spacer ring 220 put in place.First optical lens 100 is placed in the lens group accommodation space 212, adjusts behind the axial location injecting glue in lens group hole for injecting glue 214, first optical lens 100 and outer lens barrel 210 are bondd.The lens group of packing into then spacer ring 220, lens group spacer ring 220 is a clearance fit with the second outer portion 211b of outer lens barrel 210.Second optical lens 300 of packing at last, the corresponding end-faces that guarantees first optical lens 100, lens group spacer ring 220, second optical lens 300 is fitted intact, detect the right alignment of first optical lens 100 and second optical lens 300 by pertinent instruments, second optical lens 300 is adjusted by screw according to testing result, right alignment until first optical lens 100 and second optical lens 300 meets the requirements, this moment, injecting glue in lens group hole for injecting glue 214 got up second optical lens 300 with outer lens barrel 210 secure bond.Wherein, first optical lens 100 is little clearance fit with the second outer portion 211b of outer lens barrel 210, second optical lens 300 is big clearance fit with the first outer portion 211a of outer lens barrel 210, the convenient right alignment of adjusting first optical lens 100 and second optical lens 300.
So, the right alignment between a plurality of optical lens of lens group 200 can be adjusted very easily, and the right alignment between each lens of each optical lens also can adjust, thereby improves the problem of center displacement of the optical axis of lens group.
In sum, the utility model provides a kind of optical lens and lens group, described optical lens comprises: lens barrel, and it comprises accommodation space and the cylinder body that centers on described accommodation space, offers a plurality of adjustment hole and a plurality of lens barrel hole for injecting glue on the described cylinder body; A plurality of lens; And a plurality of lens set collars, be sheathed on described a plurality of lens periphery respectively, and be arranged in the described accommodation space, offer a plurality of set collar hole for injecting glue on it.Described optical lens can be adjusted the right alignment between each lens, in assembling process, the adjustment of lens right alignment and lenticular spacing is separate, easy to adjust, and the acting force during lens position acts on the lens set collar, avoid lens stress deformation in position fixing process, reduce astigmatism, the wave aberration of camera lens.Described lens group with a plurality of optical lens, the right alignment between each optical lens also can be adjusted, thereby improves the problem of center displacement of the optical axis of lens group.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (24)
1, a kind of optical lens comprises:
Lens barrel, it comprises accommodation space and the cylinder body that centers on described accommodation space; And
A plurality of lens;
It is characterized in that, offer a plurality of adjustment hole and a plurality of lens barrel hole for injecting glue on the described cylinder body.
2, optical lens as claimed in claim 1 is characterized in that, described optical lens also comprises a plurality of lens set collars, is sheathed on described a plurality of lens periphery respectively, and is arranged in the described accommodation space, offers a plurality of set collar hole for injecting glue on it.
3, optical lens as claimed in claim 2 is characterized in that, is provided with spacer ring between described a plurality of lens set collars.
4, optical lens as claimed in claim 3 is characterized in that, described a plurality of lens and described a plurality of lens set collar are clearance fit, and described a plurality of lens set collars and described lens barrel are clearance fit.
5, optical lens as claimed in claim 4 is characterized in that, described optical lens also comprises trim ring, be arranged in the described accommodation space, and breasting is positioned at the described lens set collar of described accommodation space one end.
6, optical lens as claimed in claim 5 is characterized in that, described optical lens also comprises baffle plate, be arranged in the described accommodation space, and breasting is positioned at the described lens set collar of the described accommodation space other end.
7, optical lens as claimed in claim 1 is characterized in that, described adjustment hole is threaded hole or unthreaded hole.
8, optical lens as claimed in claim 1 is characterized in that, the quantity in described adjustment hole is four, is uniformly distributed on the circumference of described cylinder body.
9, optical lens as claimed in claim 8 is characterized in that, the quantity in described adjustment hole is 4 N times, and wherein N is the natural number greater than 1, adjusts the hole for described N and is uniformly distributed on the circumference of described cylinder body.
10, a kind of lens group is characterized in that, comprising:
Outer lens barrel has outer lens barrel body and lens group accommodation space;
A plurality of optical lens are arranged in the described lens group accommodation space, and wherein each optical lens comprises:
Lens barrel, it comprises accommodation space and the cylinder body that centers on described accommodation space, offers a plurality of adjustment hole and a plurality of lens barrel hole for injecting glue on the described cylinder body; And
A plurality of lens;
The lens group spacer ring is arranged between described a plurality of optical lens; And
Lens group is adjusted the hole, is opened on the described outer lens barrel body.
11, lens group as claimed in claim 10 is characterized in that, described optical lens also comprises a plurality of lens set collars, is sheathed on described a plurality of lens periphery respectively, and is arranged in the described accommodation space, offers a plurality of set collar hole for injecting glue on it.
12, lens group as claimed in claim 11 is characterized in that, is provided with spacer ring between described a plurality of lens set collars.
13, lens group as claimed in claim 12 is characterized in that, described a plurality of lens and described a plurality of lens set collar are clearance fit, and described a plurality of lens set collars and described lens barrel are clearance fit.
14, lens group as claimed in claim 13 is characterized in that, described optical lens also comprises trim ring, be arranged in the described accommodation space, and breasting is positioned at the described lens set collar of described accommodation space one end.
15, lens group as claimed in claim 14 is characterized in that, described optical lens also comprises baffle plate, be arranged in the described accommodation space, and breasting is positioned at the described lens set collar of the described accommodation space other end.
16, lens group as claimed in claim 10 is characterized in that, described adjustment hole is threaded hole or unthreaded hole.
17, lens group as claimed in claim 10 is characterized in that, the quantity in described adjustment hole is four, is uniformly distributed on the circumference of described cylinder body.
18, lens group as claimed in claim 17 is characterized in that, the quantity in described adjustment hole is 4 N times, and wherein N is the natural number greater than 1, adjusts the hole for described N and is uniformly distributed on the circumference of described cylinder body.
19, lens group as claimed in claim 10 is characterized in that, described lens group also comprises the lens group hole for injecting glue, is opened on the described outer lens barrel body.
20, lens group as claimed in claim 10 is characterized in that, described outer lens barrel body has first outer portion and second outer portion, and the internal diameter of described first outer portion is greater than the internal diameter of described second outer portion.
21, lens group as claimed in claim 10 is characterized in that, described a plurality of optical lens comprise: first optical lens and second optical lens, wherein, first optical lens is arranged in the described lens group accommodation space, with described second outer portion be little clearance fit; Second optical lens is arranged in the described lens group accommodation space, with described first outer portion be big clearance fit.
22, lens group as claimed in claim 10 is characterized in that, it is threaded hole or unthreaded hole that described lens group is adjusted the hole.
23, optical lens as claimed in claim 10 is characterized in that, the quantity that described lens group is adjusted the hole is four, is uniformly distributed on the circumference of described outer lens barrel body.
24, optical lens as claimed in claim 23 is characterized in that, the quantity in described lens group adjustment hole is 4 N times, and wherein N is the natural number greater than 1; Described N lens group adjusted the hole and is uniformly distributed on the circumference of described outer lens barrel body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200665989U CN201344989Y (en) | 2009-01-07 | 2009-01-07 | An optical lens and lens group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200665989U CN201344989Y (en) | 2009-01-07 | 2009-01-07 | An optical lens and lens group |
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| CN201344989Y true CN201344989Y (en) | 2009-11-11 |
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| CNU2009200665989U Expired - Lifetime CN201344989Y (en) | 2009-01-07 | 2009-01-07 | An optical lens and lens group |
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| CN102062920A (en) * | 2010-12-27 | 2011-05-18 | 中国科学院长春光学精密机械与物理研究所 | Passive temperature compensation mechanism for optical instrument |
| CN102540384A (en) * | 2010-12-30 | 2012-07-04 | 上海微电子装备有限公司 | Flexible fixing device |
| CN104375253A (en) * | 2014-11-17 | 2015-02-25 | 中国科学院光电技术研究所 | Device and method for improving mechanical stability of imaging optics lens |
| CN105637349A (en) * | 2014-05-01 | 2016-06-01 | 生物辐射实验室股份有限公司 | Series absorbance glass and interference filters |
| WO2017092659A1 (en) * | 2015-12-02 | 2017-06-08 | 宁波舜宇光电信息有限公司 | Camera module adopting detachable lens and assembly method thereof |
| CN107526148A (en) * | 2017-09-29 | 2017-12-29 | 中国科学院长春光学精密机械与物理研究所 | A kind of lens group device |
| CN108254849A (en) * | 2016-12-29 | 2018-07-06 | 玉晶光电(厦门)有限公司 | Optical mirror slip group |
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| CN110524363A (en) * | 2019-08-29 | 2019-12-03 | 深圳市灿锐科技有限公司 | A method of realizing that camera lens high-precision is imaged |
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| WO2020200062A1 (en) * | 2019-03-30 | 2020-10-08 | 华为技术有限公司 | Lens assembly, camera, and terminal |
| EP3605178A4 (en) * | 2017-03-24 | 2020-12-23 | Ningbo Sunny Opotech Co., Ltd. | Separated lens and camera module |
| WO2021189396A1 (en) * | 2020-03-27 | 2021-09-30 | 南昌欧菲精密光学制品有限公司 | Lens assembly, camera module, terminal and assembly method for lens assembly |
| CN114706185A (en) * | 2018-10-11 | 2022-07-05 | 大立光电股份有限公司 | Imaging lens, camera module and electronic device using metal fixing ring |
| US11435545B2 (en) | 2015-12-02 | 2022-09-06 | Ningbo Sunny Opotech Co., Ltd. | Camera lens module and manufacturing method thereof |
| CN115220169A (en) * | 2022-07-14 | 2022-10-21 | 歌尔光学科技有限公司 | Lens module and electronic equipment |
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- 2009-01-07 CN CNU2009200665989U patent/CN201344989Y/en not_active Expired - Lifetime
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| CN102062920A (en) * | 2010-12-27 | 2011-05-18 | 中国科学院长春光学精密机械与物理研究所 | Passive temperature compensation mechanism for optical instrument |
| CN102540384A (en) * | 2010-12-30 | 2012-07-04 | 上海微电子装备有限公司 | Flexible fixing device |
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