CN206339743U - Imaging lens - Google Patents

Abstract

The utility model is related to a kind of imaging lens, and the location structure positioned comprising lens barrel, mutually folded the first lens set being retained in lens barrel and the second lens, to the first lens and the second lens, the location structure is included：The lug boss being arranged in non-optical effective portion of the first lens, the depressed part being opened in non-optical effective portion of the second lens, and depressed part has cambered surface, and lug boss has inclined-plane, lug boss is at least partially inserted into depressed part, and the inclined-plane of lug boss and the cambered surface of depressed part are mutually supported.It follows that two panels lens coordinate in folded set as line, while conveniently to the heart, stability when two panels lens are mutually bearing on can also be improved by being coordinated by line, lift the positioning precision of each lens.

Description

Imaging lens

Technical field

The utility model is related to a kind of optical element, specifically a kind of imaging applied on portable electron device Camera lens.

Background technology

At present, in recent years, portable electronic devices development is quick, such as intelligent electronic device, panel computer, and oneself is full of In the life of modern, and it is loaded in the imaging lens on portable electronic devices and also flourishes therewith.But with science and technology More and more improve, user requires also more and more high for the image quality of imaging lens.

Wherein, lens group is as the primary optics in imaging lens, and its main function is to be used to be imaged, be usually by Multi-disc lens stack is constituted, but can often be occurred between lens and lens to be difficult the heart in the process of stacking due to lens, be bearing on not Stable the problems such as, so will be affected to the positioning precision of every lens, and then influence whole imaging lens most Whole image quality.

Therefore, the stability being bearing in lens group between lens and lens how is improved, is facilitated between lens and lens To the heart, it is current problem to be solved to improve the positioning precision of each lens, lifting image quality.

Utility model content

The utility model is enabled in lens group to overcome the deficiencies in the prior art there is provided a kind of imaging lens Each lens when stacking, improve the stability being bearing between lens and lens, thus facilitate between lens and lens to the heart, Positioning precision of the lens when stacking is lifted, to improve final image quality.

To achieve these goals, the utility model provides a kind of imaging lens, comprising：

Lens barrel；

Mutually folded the first lens and the second lens set in lens barrel are retained on, the first lens include first for imaging The effective portion of optics and first non-optical effective portion around the effective portion of the optics；First non-optical effective portion includes being retained on lens barrel On the first side wall；Second lens include the effective portion of the second optics for being imaged and the second non-light around the effective portion of the optics Learn effective portion；Second non-optical effective portion includes the second sidewall being retained on lens barrel；

Location structure, first lens and the second lens is positioned, it is included：

It is arranged on the lug boss in first non-optical effective portion, the lug boss is included from the first side wall towards optical axis direction First continuing surface of extension, the first inclined-plane of extension is tilted from the first continuing surface, along the first inclined-plane towards the direction of the second lens The second continuing surface of extension is bent towards optical axis direction, the direction for being directed away from the second lens along the second continuing surface tilts extension Second inclined-plane, the 3rd continuing surface of extension is bent along the second inclined-plane towards the direction of optical axis；

Be arranged in second non-optical effective portion includes with the depressed part on the lug boss correspondence position, the depressed part Roll in the first joint face extended from the second sidewall to optical axis direction, the direction for being directed away from the first lens along the first joint face First cambered surface of curved extension, the second joint face extended along the first cambered surface towards the direction of optical axis, along the second joint face towards the Second cambered surface of the direction extension of one lens, the 3rd joint face of extension is bent along the second cambered surface towards optical axis direction；

The lug boss is at least partially inserted into the depressed part, and first inclined-plane offsets with first cambered surface, Second inclined-plane offsets with second cambered surface.The utility model compared with the existing technology, due in whole imaging lens The first lens and the second lens between there is the location structure that is mutually located, and the location structure is comprising being arranged on the first lens First non-optical effective portion on lug boss, and the depressed part being arranged in second non-optical effective portion of the second lens, and Lug boss is used to insert in depressed part.The first inclined-plane and the second inclined-plane of lug boss are the first cambered surface and respectively at depressed part Two cambered surfaces are mutually supported, make it that two panels lens coordinate when mutually folding and setting as line, it is ensured that two panels lens can be realized when to the heart Self calibration, while conveniently to the heart, the stability being mutually bearing between two panels lens can also be improved by being coordinated by line, so that The positioning precision of each lens is lifted, to improve the image quality of final lens group.

Further, first continuing surface offsets with first joint face, second continuing surface and described the Two joint faces are separated, and the 3rd continuing surface is separated with the 3rd joint face.

Also, second continuing surface is parallel with second joint face, the 3rd continuing surface connects with the described 3rd Junction is parallel.

Or, second continuing surface offsets with second joint face, and first continuing surface connects with described first Junction is separated, and the 3rd continuing surface is separated with the 3rd joint face.

Also, first continuing surface is parallel with first joint face, the 3rd continuing surface connects with the described 3rd Junction is parallel.

Brief description of the drawings

Fig. 1 is the structural representation of the imaging lens of the utility model first embodiment；

Fig. 2 is the first joint face phase of first continuing surface and depressed part in the utility model first embodiment protrusions portion Mutually when supporting, lens 1 and the assembling schematic diagram that lens 2 are folded when setting；

Fig. 3 is the partial enlarged drawing in A portions in Fig. 2；

Fig. 4 is the second joint face phase of second continuing surface and depressed part in the utility model first embodiment protrusions portion Mutually when supporting, lens 1 and the assembling schematic diagram that lens 2 are folded when setting；

Fig. 5 is the partial enlarged drawing in B portions in Fig. 4；

Fig. 6 is the first joint face phase of first continuing surface and depressed part in the utility model second embodiment protrusions portion Mutually when supporting, the first lens 1 and the assembling schematic diagram that the second lens 2 are folded when setting；

Wherein, 1 it is the first lens, 11 be the effective portion of the first optics, 12 be the non-effective portion of first optics, 121 is the first side Wall, 13 be lug boss, 131 be the first continuing surface, 132 be the first inclined-plane, 133 be the second continuing surface, 134 be the second inclined-plane, 135 It is depressed part for the 3rd continuing surface, 14；2 it is the second lens, 21 be the effective portion of optics, 22 be non-optical effective portion, 221 is second Side wall, 23 be depressed part, 231 be the first joint face, 232 be the first cambered surface, 233 be the second joint face, 234 be the second cambered surface, 235 it is the 3rd joint face, 24 is lug boss；3rd, 4,5 and 6 be lens；9 it is lens barrel, 10 is anti-dazzling screen.

Embodiment

It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model In embodiment, in order that reader more fully understands the application and proposes many ins and outs.But, even if without these skills Art details and many variations based on following embodiment and modification, can also realize the required guarantor of each claim of the application The technical scheme of shield.

First embodiment of the present utility model is related to a kind of imaging lens, as shown in Figure 1, Figure 2 and Figure 3, includes lens barrel 9th, the multi-disc lens in lens barrel 9 are retained on.Wherein, in the present embodiment, lens have six, and respectively lens 1 are to lens 6.Also, there is the location structure being mutually located between the first lens 1 and the second lens 2.It is understood that any two panels phase Mutually the folded lens set can set the location structure." the first lens ", " the second lens " refer to any two panels lens herein, Do not limited by the arrangement of lens in accompanying drawing.

Specifically, as depicted in figs. 1 and 2, the first lens 1 include the effective portion 11 of the first optics for being imaged and surrounded First non-optical effective portion 12 in the effective portion 11 of first optics；Meanwhile, first non-optical effective portion 12 includes being retained on mirror The first side wall 121 on cylinder 9.In addition, the second lens 2 include the effective portion 21 of the second optics for being imaged and had around the optics Second non-optical effective portion 22 in effect portion 21；Meanwhile, second non-optical effective portion 22 includes the second side being retained on lens barrel 9 Wall 221.

In addition, as shown in figure 3, location structure is included：It is arranged on convex in first non-optical effective portion 12 of the first lens 1 Play portion 13.Meanwhile, as shown in figure 3, the lug boss 13 includes the first continuing surface extended from the first side wall 121 towards optical axis direction 131, the first inclined-plane 132 of extension is tilted towards the direction of the second lens 2 from the first continuing surface 131, along the direction of the first inclined-plane 132 Second continuing surface 133 of optical axis direction bending extension, the direction for being directed away from the second lens 2 along the second continuing surface 133, which is tilted, prolongs The second inclined-plane 134 stretched, the 3rd continuing surface 135 for bending extension towards the direction of optical axis along the second inclined-plane 134 is constituted.

The location structure is also included：It is arranged on corresponding with lug boss 13 in second non-optical effective portion 22 of the second lens 2 Depressed part 23 on position.Meanwhile, as shown in figure 3, the depressed part 23 includes the extended from second sidewall 221 to optical axis direction One joint face 231, the first cambered surface 232 of the direction bending extension of lens 1 is directed away from along the first joint face 231, along the first arc The second joint face 233 that face 232 extends towards the direction of optical axis, bends towards the direction of lens 1 along the second joint face 233 and extends The second cambered surface 234, along the first cambered surface 234 towards optical axis direction bend extension the 3rd joint face 235 constitute.

Also, in the partial insertion depressed part 23 of lug boss 13 in the location structure, and the first inclined-plane 132 of lug boss 13 Offseted respectively with the first cambered surface 232 and the second cambered surface 234 in depressed part 23 with the second inclined-plane 134.

By the above it is seen that, due in whole imaging lens, having between the first lens 1 and the second lens 2 The location structure being mutually located, and the location structure is the lug boss 13 by being arranged in the non-optical effective portion 12 of the first lens 1 Constituted with the depressed part 23 being arranged in the non-optical effective portion 22 of the second lens 2, the first inclined-plane 132 of lug boss and the second inclined-plane 134 be that the first cambered surface 232 and the second cambered surface 234 directly with depressed part 23 is mutually supported so that two panels lens are set mutually folded When coordinate for line, it is ensured that two panels lens can realize self calibration when to the heart, it is convenient to the heart while, being coordinated by line can also The stability being mutually bearing between two panels lens is improved, so that the positioning precision of each lens is lifted, to improve final lens group Image quality.

In addition, it is noted that in the present embodiment, except the first lens 1 lug boss 13 the first inclined-plane 132 with Between first cambered surface 232 of the depressed part 24 of the second lens 2, and the lug boss 13 of the first lens 1 the second inclined-plane 134 and Beyond mutually being supported between second cambered surface 234 of the depressed part 24 of two lens 2, as shown in Figures 2 and 3, the first of lug boss 13 Continuing surface 131 is also mutually supported between the first joint face 231 of depressed part 23, and the second continuing surface 133 of lug boss 13 with Between second joint face 233 of depressed part 23, and the 3rd continuing surface 135 and depressed part 23 of lug boss 13 the 3rd joint face It is separated between 235.It follows that the stability that can further improve when two panels lens are mutually bearing on is adopted the structure, So as to can further improve positioning precision of each lens in folded set.

Simultaneously, it is necessary to illustrate, as shown in Figures 2 and 3, when the 3rd continuing surface 135 and depressed part 23 of lug boss 13 The 3rd joint face 235 between in the state being separated from each other when, the first lens 1 and the second lens 2 mutually it is folded set after, first A larger accommodating area can be formed between 3rd breasting face 135 of lens 1 and the 3rd joint face 235 of the second lens 2, the appearance Put area to can also be used to place anti-dazzling screen 10, entered with sheltering from unwanted light in lens group.

Also, in order that the breasting obtained between the first lens 1 and the second lens 2 is more stable, positioning is more precisely, raised First continuing surface 131 in portion 13, the second continuing surface 133, the 3rd continuing surface 135, and depressed part 23 the first joint face 231, Second joint face 233, the 3rd joint face 235 can use the design of plane, so that when the first lens 1 and the second lens 2 are in phase Mutually fold after setting, the first continuing surface 131 of lug boss 13 and the first joint face 231 of depressed part 23 can fit completely, and lug boss Between 13 the second continuing surface 133 and the second joint face 233 of depressed part 23, and lug boss 13 the 3rd continuing surface 135 with Mutually separated and parallel between 3rd joint face 235 of depressed part 23, so that it is saturating to can further improve the first lens 1 and second Stability and accuracy when mirror 2 is mutually bearing on.

In addition, setting mode as another fold, as shown in Figure 4 and Figure 5, first except the lug boss 13 of the first lens 1 is oblique Between first cambered surface 232 of the depressed part 24 of the lens 2 of face 132 and second, and the lug boss 13 of the first lens 1 the second inclined-plane 134 and second lens 2 depressed part 24 the second cambered surface 234 between mutually support beyond, as shown in Figure 4 and Figure 5, lug boss 13 Second joint face 233 of second continuing surface 133 also with depressed part 23 offset, and the first continuing surface 131 of lug boss 13 with Between first joint face 231 of depressed part 23, and the 3rd continuing surface 135 and depressed part 23 of lug boss 13 the 3rd joint face Mutually separated between 235.It follows that by mutually supporting between the second continuing surface 133 and the second joint face 233, with And first between continuing surface 131 and the first joint face 231, between the 3rd continuing surface 135 and the 3rd joint face 235 mutually point From can equally realize stablize breasting between the first lens 1 and the second lens 2.

Meanwhile, it is more steady using the breasting between such a the first lens 1 and the second lens 2 folded when setting mode in order to ensure It is fixed, positioning more precisely, also can by the first continuing surface 131, the second continuing surface 133, the 3rd continuing surface 135 of lug boss 13, with And the first joint face 231 of depressed part 23, the second joint face 233, the 3rd joint face 235 can use the design of plane, so that When the first lens 1 and the second lens 2 mutually it is folded set after, the second continuing surface 133 of lug boss 13 and the second of depressed part 23 connects Junction 233 can fit completely, and between the first continuing surface 131 of lug boss 13 and the first joint face 231 of depressed part 23, and Mutually separated and parallel between 3rd continuing surface 135 of lug boss 13 and the 3rd joint face 235 of depressed part 23, so as to enter Stability and accuracy when one step the first lens 1 of raising and the second lens 2 are mutually bearing on.

Furthermore, it is desirable to explanation, in the present embodiment, what is be mutually located between the first lens 1 and the second lens 2 determines Bit architecture, is also equally applicable in the folded lens set of other arbitrary neighborhood two panels, and no longer carries out in the present embodiment detailed It is thin to illustrate.

Second embodiment of the present utility model is related to a kind of imaging lens, and second embodiment is big with first embodiment Cause is identical, and its main distinction is：In the first embodiment, the first lens 1 are arranged on the top of the second lens 2, i.e., first Lens 1 are close to the thing side of the imaging lens.

And in the present embodiment, as shown in fig. 6, the first camera lens 1 is arranged on the lower section of the second camera lens, i.e. the second camera lens 2 Close to the thing side of the imaging lens.

Thus it is seen that, by the first lens 1 and the second lens 2 mutually it is folded set when, also can be same by such a mode Realize the stable breasting of the first lens 1 and the second lens 2 each other.

It will be understood by those skilled in the art that the respective embodiments described above are to realize specific implementation of the present utility model Example, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit of the present utility model And scope.

Claims (5)

1. a kind of imaging lens, comprising：

Lens barrel；

Mutually folded the first lens and the second lens set in lens barrel are retained on, the first lens include the first optics for being imaged Effective portion and first non-optical effective portion around the effective portion of the optics；First non-optical effective portion includes being retained on lens barrel The first side wall；Second lens include the effective portion of the second optics for being imaged and non-optical had around the second of the effective portion of the optics Effect portion；Second non-optical effective portion includes the second sidewall being retained on lens barrel；

Location structure, first lens and the second lens is positioned, it is included：

The lug boss in first non-optical effective portion is arranged on, the lug boss includes extending from the first side wall towards optical axis direction The first continuing surface, from the first continuing surface towards the second lens direction tilt extension the first inclined-plane, along the first inclined-plane direction Second continuing surface of optical axis direction bending extension, the direction for being directed away from the second lens along the second continuing surface tilts the second of extension Inclined-plane, the 3rd continuing surface of extension is bent along the second inclined-plane towards the direction of optical axis；

Be arranged in second non-optical effective portion includes from institute with the depressed part on the lug boss correspondence position, the depressed part The first joint face that second sidewall extends to optical axis direction is stated, the direction bending for being directed away from the first lens along the first joint face is prolonged The first cambered surface stretched, the second joint face extended along the first cambered surface towards the direction of optical axis is saturating along the second joint face towards first Second cambered surface of the direction extension of mirror, the 3rd joint face of extension is bent along the second cambered surface towards optical axis direction；

The lug boss is at least partially inserted into the depressed part, and first inclined-plane offsets with first cambered surface, described Second inclined-plane offsets with second cambered surface.

2. imaging lens according to claim 1, it is characterised in that：

First continuing surface offsets with first joint face, second continuing surface and the second joint face phase point From the 3rd continuing surface is separated with the 3rd joint face.

3. imaging lens according to claim 2, it is characterised in that：Second continuing surface and the second joint face phase Parallel, the 3rd continuing surface is parallel with the 3rd joint face.

4. imaging lens according to claim 1, it is characterised in that：

Second continuing surface offsets with second joint face, first continuing surface and the first joint face phase point From the 3rd continuing surface is separated with the 3rd joint face.

5. imaging lens according to claim 4, it is characterised in that：First continuing surface and the first joint face phase Parallel, the 3rd continuing surface is parallel with the 3rd joint face.