CN2901350Y

CN2901350Y - Integrated lens

Info

Publication number: CN2901350Y
Application number: CN200620115103.3U
Authority: CN
Inventors: 赖建男; 张舒菁
Original assignee: Asia Optical Co Inc
Current assignee: Asia Optical Co Inc
Priority date: 2006-05-09
Filing date: 2006-05-09
Publication date: 2007-05-16
Anticipated expiration: 2016-05-09

Abstract

The utility model relates to an integrated lens, comprising a lens cone and at least an eyeglass, wherein the lens cone comprises a front side wall prolonged along the radial direction, an annular wall around an axis one-shot formed with the front side wall, a container room defined by the front side wall and the annular wall while the annular wall has a penetrating open-cell to interconnect with the container room. The annular wall is provided with an inner around-wall adjacent with the container room, and a rear end wall which is connected with the inner around-wall and apart from the front side wall. The eyeglass is arranged in the container room of the lens cone related to the open-cell, while it is supported with the front side wall.

Description

Integrated camera lens

Technical field

The utility model relates to a kind of lens construction, particularly about a kind of integrated camera lens.

Background technology

Fig. 1, Figure 2 shows that existing a kind of tight shot, comprise that unit, mirror cell 12, that a bearing 11, is arranged in these bearing 11 inside is arranged at optical filter 13, between this bearing 11 and this unit, mirror cell 12 is installed in these bearing 11 inside corresponding to this unit, mirror cell 12 image sensor 14, and a circuit board 15 that is electrically connected with this image sensor 14.

This bearing 11 comprises one around the perisporium 111 of an axis L1, and one by this perisporium 111 around the room 112 that defines.This perisporium 111 has an internal thread part 113 that is arranged on these perisporium 111 inner peripheral surfaces.This room 112 has an aperture portion that can be spirally connected with this unit, mirror cell 12 114, along this axis L1 and the macropore portion 115 relative with this aperture portion 114.This perisporium 111 further has one and support shoulder 116 between this aperture portion 114 and macropore portion 115.

This unit, mirror cell 12 can be spirally connected with the internal thread part 113 of this perisporium 111 and can advance and retreat along this axis L1 spiral, and has a body 121 and a plurality of eyeglass 122 that is installed in this body 121.This optical filter 13 is connected to this and supports shoulder 116.But these image sensor 14 sensings penetrated the image of this unit, mirror cell 12 and this optical filter 13, and the image that senses is sent to this circuit board 15, made 14 picked image signals of this image sensor be converted to digital signal, handled to carry out digital signal.

Above-mentioned camera lens is that this bearing 11 is screwed into one with this unit, mirror cell 12, and rotates this unit, mirror cell 12 with the action of focusing when production line is assembled.When rotating this unit 12, mirror cell, this unit, mirror cell 12 will produce dust because of rubbing each other with these internal thread part 113 engagement places, and this dust falls on this optical filter 13 or the image sensor 14 and can cause white picture bad.So-called white picture is put in white lamp box with vertical subsides of camera lens module exactly, treat white balance (White Balance) after, the capture of taking pictures, and the dust on this optical filter 13 or this image sensor 14 can cause the generation of dim spot, it is bad to be white picture.

In addition, this bearing 11 and this unit, mirror cell 12 part for separating is spirally connected each other by both, to reach assembling and the purpose of focusing.Therefore, the part that this camera lens separates is many, and the action of also need focusing after the assembling causes manually, cost of parts is higher relatively, in the market of low-price competition, more do not have competitive power.And this bearing 11 is very ripe with the processing procedure of this unit, mirror cell 12 at present, and the assembling tolerance of this unit, mirror cell 12 and each part and all existing suitable level of yield, thereby makes the focusing action further seem unnecessary.

The utility model content

The purpose of this utility model is to provide a kind of can not produce dust, parts is few, and the integrated camera lens of the action that do not need to focus, to overcome the deficiency that above-mentioned prior art exists.

For achieving the above object, this novel all-in-one camera lens comprises a lens barrel and at least one eyeglass.This lens barrel comprises the front side wall that radially extends one day, one and this front side wall is one-body molded and around the ring wall of an axis, and one is surrounded the room that defines by this front side wall, this ring wall.This front side wall has a lateral surface away from this room, one and the medial surface of the opposing setting of this lateral surface, and one connects this inside and outside side and is communicated with the perforate of this room.This ring wall has the inner peripheral surface of adjacent this room, and one away from this front side wall and the rear end face that is connected with this inner peripheral surface.This eyeglass is arranged in the room of this lens barrel and corresponding to this perforate, and with the medial surface of this front side wall against.

Compared with prior art, the utility model is by the dimensional tolerence of integrated this lens barrel of accurate control and size, the assembling tolerance of associated component, can omit focusing action, effectively avoiding the generation of dust and reduce the number of spare parts of this camera lens, thereby reduce production costs.

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Description of drawings

Fig. 1 is the decomposition diagrammatic cross-section of existing a kind of tight shot.

Fig. 2 shows being spirally connected of its bearing and unit, mirror cell for the combination diagrammatic cross-section of existing this tight shot.

Fig. 3 is the decomposition diagrammatic cross-section of the utility model tight shot one preferred embodiment.

Fig. 4 is the combination diagrammatic cross-section of the tight shot of this preferred embodiment, shows the one-body molded of its front side wall and ring wall.

Embodiment

Relevant detailed description of the present utility model and technology contents, existing as follows with regard to accompanying drawings:

With reference to figure 3 and Fig. 4, the preferred embodiment of the integrated camera lens of the utility model is for being installed in the tight shot on the mobile phone.This camera lens comprises a lens barrel 2, be arranged on a mirror group 3 of these lens barrel 2 inside, be arranged on a optical filter 4 in this lens barrel 2, be arranged on a aperture board 5 in this lens barrel 2, be installed in the image sensor 6 in this lens barrel 2, and a circuit board 7 that is electrically connected with this image sensor 6.

This lens barrel 2 comprises towards a front side wall 21 that radially extends, one-body molded and around the ring wall 22 of an axis L2 with this front side wall 21, and by this front side wall 21, this ring wall 22 room 23 that defines that surrounds.

This front side wall 21 have a lateral surface 211 away from this room 23, with a medial surface 212 of these lateral surface 211 opposing settings, and connect this inside and outside side 211,212 and be communicated with a perforate 213 of this room 23 along this axis L2.This ring wall 22 has an inner peripheral surface 221 of adjacent this room 23, and away from this front side wall 21 and the rear end face 222 that is connected with this inner peripheral surface 221.This room 23 has the macropore portion 231 corresponding to this rear end face 222 along this axis L2, and along the aperture portion 232 of this axis L2 corresponding to this front side wall 21.It is poroid that this large and small hole portion 231,232 makes this room 23 be ladder.This inner peripheral surface 221 have one just be positioned at these large and small hole portion 231,232 joining places support shoulder 223.

This mirror group 3 is disposed in the room 23 of this lens barrel 2 along this axis L2, and comprises one first eyeglass 31 and one second eyeglass 32 corresponding to this perforate 213.This first eyeglass 31 and this medial surface 212 against, this aperture board 5 is folded between this first and second eyeglass 31,32.This aperture board 5 has an incidence hole 51 corresponding to this perforate 213.This optical filter 4 is connected to this to shoulder 223 and corresponding to this mirror group 3.This second eyeglass 32 and this optical filter 4 are bonding on the inner peripheral surface 221 of this lens barrel 2 respectively with a viscose 8.

This image sensor 6 is positioned at this room 23 and to should mirror group 3 and the perforate 213 of this front side wall 21, and is electrically connected with this circuit board 7.This circuit board 7 fixedly is posted by on the rear end face 222 of this ring wall 22.The medial surface 212 of this front side wall 21 is through a regular length W of design to the length dimension of the rear end face 222 of this ring wall 22, can clearly image on this image sensor 6 so that enter the image of these lens barrel 2 inside.Because of the calculating of this regular length W, belong to known optical theory, so do not repeat them here.

After light enters this lens barrel 2 by the perforate 213 of this front side wall 21, but these image sensor 6 sensings penetrated the image of this mirror group 3 and this optical filter 4, and the image signal that senses is sent to this circuit board 7, make 6 picked image signals of this image sensor be converted to digital signal, handle to carry out digital signal.

During production line assembling camera lens, after respectively this first eyeglass 31, this aperture board 5, this second eyeglass 32 being attached in the room 23 of this lens barrel 2 successively, with these viscose 8 cemented these second eyeglasses 32, and this optical filter 4 is resisted against this, and to support shoulder 223 backs fixing with this viscose 8.Circuit board 7 lockings or cemented that will be electrically connected with this image sensor 6 more afterwards, in this rear end face 222.Because the control of the dimensional tolerence of the processing procedure of this lens barrel 2 and these

eyeglasses

31,32, assembling tolerance is quite ripe at present, the thickness of this image sensor 6 also can accurately be controlled, and this ring wall 22 in the present embodiment is integrated, so, the dimensional tolerence of this regular length W can be controlled exactly, and this lens barrel 2 of same batch does not almost have any difference, therefore, do not need again to this different lens barrels 2, the action of focusing respectively.

Via above explanation, this novel advantage can be summarized as follows:

The first, this front side wall 21 and this ring wall 22 are designed to single element with existing this bearing 11 with these unit, mirror cell 12 (see figure 1)s and integrated, and the thickness of the dimensional tolerence by accurate this lens barrel of control 2 regular length W, this mirror group's 3 size, assembling tolerance and this image sensor 6, not needing when making the fabricator assemble camera lens to focus to move and do not have dust produces again, and does not also have the bad problem of white picture of being derived after dust drops.

The second, integrated this lens barrel 2 makes the part of simple structure, separation of camera lens few, and can omit the focusing engineering, therefore, can save artificial, cost of parts and shortens production man-hour, helps volume production, thereby promotes product competitiveness.

What deserves to be explained is: in the present embodiment, this optical filter 4 is to be installed in the supporting on the shoulder 223 of this inner peripheral surface 221, and between this large and small hole portion 231,232.Yet, when practice, can adopt the mode of plated film on this first and

second eyeglass

31,32, to replace this optical filter 4.At this moment, should support necessity that shoulder 223 had not both had setting, it is poroid that this room 23 does not need to be ladder yet.

In sum, this novel all-in-one camera lens passes through the lens barrel integrated molding, and accurately size, the assembling tolerance of Control Component, it is bad not only can to avoid dust to produce the white picture that is caused the back, also can omit the focusing engineering, thereby can save assembling cost of labor and cost of parts that this camera lens spent, therefore can reach this novel purpose really.

Above introduce, it only is preferred embodiment of the present utility model, can not limit the scope that the utility model is implemented with this, promptly the variation of the equalization done according to the utility model of the those skilled in the art in the present technique field is for example made up each device among the above embodiment.With and the improvement known of those skilled in that art, all should still belong to the scope that the utility model patent contains.

Claims

1, a kind of integrated camera lens comprises a lens barrel and is arranged at the interior at least one eyeglass of this lens barrel, it is characterized in that:

This lens barrel comprises towards a front side wall that radially extends, one-body molded and around a ring wall of an axis with this front side wall, and is surrounded a room that defines by this front side wall, this ring wall; This front side wall has a perforate that connects and is communicated to this room; This ring wall has the inner peripheral surface of adjacent this room, and one away from this front side wall and the rear end face that is connected with this inner peripheral surface;

Described at least one eyeglass is corresponding to this perforate, and with this front side wall against.

2, integrated camera lens as claimed in claim 1 is characterized in that: the room of this lens barrel has an aperture portion corresponding to this front side wall, a macropore portion corresponding to this rear end face, and it is poroid to make this room be ladder; This inner peripheral surface has a shoulder that supports that just is positioned at this large and small hole portion joining place.

3, integrated camera lens as claimed in claim 2 is characterized in that: this integrated camera lens comprises that further one is connected to the optical filter that this supports shoulder and corresponding described eyeglass.

4, integrated camera lens as claimed in claim 1 is characterized in that: this front side wall has a lateral surface away from this room, one and the medial surface of the opposing setting of this lateral surface; This perforate connects this inside and outside side and is communicated with this room.

5, integrated camera lens as claimed in claim 4 is characterized in that: the quantity of described eyeglass is two, and described eyeglass is to should perforate and be arranged in the room of this lens barrel, wherein the medial surface of an eyeglass and this front side wall against.

6, integrated camera lens as claimed in claim 5 is characterized in that: this integrated camera lens comprises that further one is arranged at the aperture board between this two eyeglass, and this aperture board has the incidence hole corresponding to the perforate of this front side wall.

7, integrated camera lens as claimed in claim 1, it is characterized in that: this integrated camera lens comprises that further one fixedly is posted by the circuit board on the rear end face of this ring wall, and an image sensor that is positioned at the corresponding described eyeglass of this room and is electrically connected with this circuit board.