CN202472093U

CN202472093U - Camera lens

Info

Publication number: CN202472093U
Application number: CN2012200084516U
Authority: CN
Inventors: 章富平; 李中秋; 鲁武旺
Original assignee: Shanghai Micro Electronics Equipment Co Ltd
Priority date: 2012-01-09
Filing date: 2012-01-09
Publication date: 2012-10-03
Anticipated expiration: 2022-01-09

Abstract

The utility model provides a camera lens, comprising a lens, wherein the lens comprises lens diaphragms and a lens diaphragm fixing ring, the lens diaphragm fixing ring is axially provided with a plurality of first screw holes and radially provided with first glue injection holes used for injecting solidified glue therein to fix the lens diaphragms inside the lens diaphragm fixing ring. The camera lens can adjust the gradient of the lens diaphragms, and the plurality of lens diaphragms inside the camera lens are good in coaxiality, easy in operation and strong in practicality.

Description

Camera lens

Technical field

The utility model relates to a kind of camera lens, and is particularly related to a kind of camera lens of adjustable inclination.

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, explains 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 eyeglass 12, second eyeglass 13, prismatic glasses 14, first spacer ring 15, second spacer ring 16 and trim ring 17.Wherein, lens barrel 11 has accommodation space 11a.First eyeglass 12, first spacer ring 15, second eyeglass 13, second spacer ring 16, prismatic glasses 14 are arranged in the accommodation space 11a with trim ring 17 in regular turn.Cooperating between eyeglass, spacer ring that it should be noted that the optical lens 10 of prior art and the lens barrel is clearance fit.Install between back eyeglass and lens barrel, eyeglass and the eyeglass and certainly exist inclination, can only be applicable to eyeglass is tilted to require lower situation.

Find that through the literature search of prior art Chinese patent open (bulletin) number is the patent " optical lens and method for designing thereof and lens set " of CN 1696751A.As shown in Figure 2, this optical lens 20 comprises, lens barrel 21, first eyeglass 22, second eyeglass 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 eyeglass 22, and first eyeglass 22 has the first annular tapered surface 22a.In addition, second eyeglass 23 is arranged in the accommodation space 21b, and rabbets to first eyeglass 22, and second eyeglass 23 has 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 eyeglass 23, and trim ring 24 has light outgoing opening 24a, exposes part second eyeglass 23.The advantage of this optical lens 20 is that efficiency of assembling is very high under the qualified situation of first eyeglass and second eyeglass processing; But because its complex structure; Very high to the process equipment requirement, corresponding processing cost is also very high, and the inclination of eyeglass 23 is guaranteed by the annular tapered surface on the eyeglass 22; Both are entrenched togather, and only under the on all four situation of the two eyeglass conical surfaces, just can guarantee can not tilt.

The utility model content

The utility model proposes a kind of camera lens, can adjust the degree of tilt of self eyeglass, can address the above problem.

In order to achieve the above object, the utility model proposes a kind of camera lens, comprises lens, and lens comprise:

Eyeglass;

The eyeglass set collar, the eyeglass set collar axially has a plurality of first screws, tilts in order to the adjustment eyeglass, radially has first hole for injecting glue, solidifies glue so that eyeglass is fixed in the eyeglass set collar in order to inject.

Furtherly, camera lens comprises a plurality of overlapping lens.

Furtherly, camera lens also comprises:

Lens barrel; Ccontaining said a plurality of lens; Said lens barrel radially has a plurality of adjustment hole, screw and bulb pin, and said the 3rd screw is corresponding to said second screw, and said screw and bulb pin pass the right alignment of the said eyeglass in the said adjustment hole adjustment eyeglass set collar.

Furtherly, lens barrel radially has a plurality of second hole for injecting glue, solidifies glue so that the eyeglass set collar is fixed in the lens barrel in order to inject.

Furtherly, the eyeglass set collar has curved surface, and eyeglass has installed surface, and curved surface matches with installed surface, and the fixing curved surface of eyeglass slides eyeglass in the effect lower edge of bulb pin, in order to the inclination of adjustment eyeglass.

The camera lens that the utility model provides can be adjusted the degree of tilt of self eyeglass, and the right alignment of a plurality of eyeglasses in the camera lens is good, and easy operating is practical.

Description of drawings

Fig. 1 is the diagrammatic cross-section of optical lens structure in the prior art.

Fig. 2 is the diagrammatic cross-section of optical lens structure in the prior art.

Fig. 3 A is the diagrammatic cross-section of the lens that provided of the utility model one embodiment.

Fig. 3 B is the perspective view of the lens that provided of the utility model one embodiment.

Fig. 4 A is the diagrammatic cross-section of the optical lens that provided of another embodiment of the utility model.

Fig. 4 B is the perspective view of the optical lens that provided of another embodiment of the utility model.

Embodiment

In order more to understand the technology contents of the utility model, special act specific embodiment also cooperates appended graphic explanation following.

Please referring to Fig. 3 A and Fig. 3 B, wherein, Fig. 3 A is the diagrammatic cross-section of the camera lens that provided of the utility model one embodiment, and Fig. 3 B is the perspective view of the camera lens that provided of the utility model one embodiment.

The utility model provides a kind of camera lens that can adjust eyeglass, comprises lens 30 at least.Lens 30 comprise eyeglass 32 and eyeglass set collar 31, and eyeglass 32 is fixed in the eyeglass set collar 31.

Eyeglass 32 has installed surface 32a, and eyeglass set collar 31 has curved surface 31a, and installed surface 32a and curved surface 31a match, so that eyeglass 32 firmly is arranged on the eyeglass set collar 31.

Eyeglass set collar 31 is axially having a plurality of first screw 31c, in order to cooperate with screw 34.

Screw 34 is in order to lock briquetting 33 on eyeglass set collar 31, and briquetting 33 has screw simultaneously, and bulb pin 35 passes briquetting 33 conflict eyeglasses 32 through screw, in order to the degree of tilt of adjustment eyeglass 32.

Eyeglass set collar 31 has the first hole for injecting glue 31b diametrically, and is preferable, and the number of the first hole for injecting glue 31b is a plurality of.The first hole for injecting glue 31b injects and solidifies glue so that eyeglass 32 is fixed in the eyeglass set collar 31 after finishing in order to the degree of tilt adjustment at eyeglass 32.

Please combine with reference to figure 4A and Fig. 4 B.In the present embodiment, camera lens 40 can comprise a plurality of overlapping lens 30.

Camera lens 40 also comprises lens barrel 41, ccontaining a plurality of lens 30.Eyeglass set collar 31 has second screw.Lens barrel 41 radially has a plurality of the 3rd screws, a plurality of adjustment hole 41b, screw 42 and bulb pin 43.The 3rd screw is corresponding with second screw, so that screw 42 passes second screw and the 3rd screw, with fixed lens barrel 41 and eyeglass set collar 31.Bulb pin 43 passes adjustment hole 41b on the lens barrel 41 in order to adjust the right alignment of eyeglass 32 in a plurality of lens 30.

Lens barrel 41 radially has a plurality of second hole for injecting glue 41a, solidifies glue so that eyeglass set collar 31 is fixed in the lens barrel 41 in order to inject.

Camera lens 40 also comprises trim ring 44, is bearing on one of a plurality of lens 30, exposes the part of lens 30.

The adjustment flow process of the camera lens 40 that the utility model provides is following:

1, eyeglass set collar 31 is lain on the mounting platform, the curved surface 31a of installed surface 32a and eyeglass set collar 31 that makes eyeglass 32 is by flat;

2, screw 34 is fixed on briquetting 33 on the eyeglass set collar 31, and on briquetting 33, screws in bulb pin 35;

3, use centrescope on eyeglass set collar 31 cylindricals, to play table; Find reference axis; Look for the image of spherical center of 32 liang of spheres of eyeglass then; Adjustment bulb pin 35 makes the line of two images of spherical center parallel with reference axis, at first hole for injecting glue 31b place's point glue eyeglass 32 and eyeglass set collar 31 is bonded together after accomplishing;

4, another lens 30 are installed in the above described manner;

5, by Fig. 4 A two good lens 30 of bonding are installed,, at second hole for injecting glue 41a place's point glue eyeglass set collar 31 is bonded on the lens barrel 41 after the completion through the right alignment of screw 42 with 30 on bulb pin 43 adjustment two eyeglasses.

Though the utility model discloses as above with preferred embodiment, so it is not in order to limit the utility model.Has common knowledge the knowledgeable in the technical field under the utility model, in spirit that does not break away from the utility model and scope, when doing various changes and retouching.Therefore, the protection domain of the utility model is as the criterion when looking claims person of defining.

Claims

1. a camera lens is characterized in that, comprises lens, and said lens comprise:

Eyeglass;

The eyeglass set collar, said eyeglass set collar axially has a plurality of first screws, tilts in order to the adjustment eyeglass, radially has first hole for injecting glue, solidifies glue so that said eyeglass is fixed in the said eyeglass set collar in order to inject.

2. camera lens according to claim 1 is characterized in that, said camera lens comprises a plurality of overlapping said lens.

3. camera lens according to claim 2 is characterized in that, also comprises:

Lens barrel; Ccontaining said a plurality of lens; Said eyeglass set collar has second screw; Said lens barrel radially has a plurality of the 3rd screws, a plurality of adjustment hole, screw and bulb pin, and said the 3rd screw is corresponding to said second screw, and said screw and bulb pin pass the right alignment of the said eyeglass in the said adjustment hole adjustment eyeglass set collar.

4. camera lens according to claim 3 is characterized in that, said lens barrel radially has a plurality of second hole for injecting glue, solidifies glue so that said eyeglass set collar is fixed in the said lens barrel in order to inject.

5. camera lens according to claim 1 is characterized in that, said eyeglass set collar has curved surface; Said eyeglass has installed surface; Said curved surface matches with said installed surface, and the fixing curved surface of eyeglass slides said eyeglass in the effect lower edge of bulb pin, in order to the inclination of adjustment eyeglass.