CN206038999U - Burnt camera lens of adjustable focal depth - Google Patents
Burnt camera lens of adjustable focal depth Download PDFInfo
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- CN206038999U CN206038999U CN201620852514.4U CN201620852514U CN206038999U CN 206038999 U CN206038999 U CN 206038999U CN 201620852514 U CN201620852514 U CN 201620852514U CN 206038999 U CN206038999 U CN 206038999U
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- focus
- zoom lens
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Abstract
The utility model discloses a burnt camera lens of adjustable focal depth, including: shell, focusing helical tube, focusing support and cylindrical mirror, the front end movable sleeve of shell is equipped with focusing helical tube, the inside movable mounting of shell front end has the focusing support, spacing logical groove has been offered to the shell front end, be connected with the positioner who passes spacing logical groove between focusing support and the focusing helical tube, the inside cylindrical mirror that is provided with of focusing support, there is the locating hole that is used for the fixed position device focusing support side, positioner's the other end passes the helicla flute of embedding focusing helical tube inner wall behind the outside shell of focusing support, when rotating focusing helical tube, positioner is at the helicla flute internalization, it takes place in the inside seesaw of shell to drive focusing support and cylindrical mirror, definite saying so is moved on the axial direction of shell, utilize this technical scheme to adjust the distance between luminous point and the lens, realize the quick adjustment of facula degree of consistency luminance, simple structure, and convenient for operation.
Description
Technical field
This utility model is related to field of semiconductor lasers, specifically, is related to a kind of adjustable depth of focus zoom lens.
Background technology
Laser instrument is to make light amplify or vibrate the device of transmitting in some materials being stimulated using stimulated radiation principle,
Which has been widely used in the fields such as industry, medical treatment, military affairs, at present, adopts a wordline hot spot made by laser instrument on market
There is complex structure, the high problem of manufacturing cost in system, and a wordline hot spot of its output shaping has hot spot not mostly mostly
Uniformly, spot width is big, the little problem of hot spot brightness, so as to affect to use, needs the uniformity and brightness to yi word pattern hot spot
Adjustment, but the structure of adjustment is more complicated, and cost is also higher.
Utility model content
This utility model provides a kind of adjustable depth of focus zoom lens device, realize the bright of quick regulation yi word pattern hot spot hot spot and
The uniformity, and adjustment structure is simple and convenient to operate, in order to achieve the above object, this utility model is employed the following technical solutions：Bag
Include：Shell, focusing screw cylinder, focus mount and cylindrical mirror, the case nose end head are provided with limited cover, the shell
Interlude is also arranged with fixed support, and the front end movable sleeve of the shell is provided with focusing screw cylinder, living inside the case nose
It is dynamic that focus mount is installed；The case nose opens up limited location groove；Connect between the focus mount and focusing screw cylinder
There is the positioner through spacing groove；The focus mount is internally provided with cylindrical mirror.
Preferably, there are helicla flute, the positioner inside the focusing screw cylinder.
Preferably, the positioner can be guide positioning pin, and described positioner one end is installed on focus mount,
The other end is active in helicla flute through after spacing groove.
Preferably, the limited cover can be fixed on case nose by nut, can also be threaded connection and revolve limited cover
Tightly in case nose；The limited cover center offers circular hole, and the diameter of the circular hole is straight less than focus mount front end
Footpath.
Preferably, outside the shell interlude have ledge structure, the fixed support be internally provided with outside shell
The corresponding stopper slot of portion's ledge structure.
Preferably, the inside of the shell is sequentially installed with from centre position to rear end：Concavees lens, convex lenss I, convex lenss
II and Bao Weier prism.
Preferably, it is additionally provided with：Support tube I, support tube II, Bao Weier prism support, the support tube I is used for will be recessed
Mirror is fixed on the inside of shell, and the support tube II is for convex lenss I to be fixed on the other end of support tube I, the Bao Weier
Bao Weier prism is installed inside prism bracket.
Preferably, the shell is internally provided with limited step from middle end backward.
Preferably, fixing trim ring I, the Bao Weier ribs is lined between the Bao Weier prism support front end and convex lenss II
The afterbody of mirror support is provided with fixing trim ring II.
The beneficial effects of the utility model：In present patent application, inside focus mount, there are cylindrical mirror mounting bracket, cylindrical mirror
Cylindrical mirror is installed in mounting bracket, there is a location hole for stationary positioned device focus mount side, positioner it is another
End is embedded in the helicla flute of focusing screw cylinder inwall through after the shell outside focus mount, when rotating focusing screw cylinder, positioning dress
The activity in helicla flute is put, is driven focus mount and cylindrical mirror to occur to move forward and backward inside the housing, is specifically outside
On the axial direction of shell move, laser after cylindrical mirror, then by concavees lens, convex lenss I, convex lenss II after, Jing Bao Weirs
Prism, is formed a wordline light class, is moved forward and backward using focus mount inside the housing, is driven optical fiber, cylindrical mirror motion, is realized adjusting
The distance between luminous point and lens of the laser of section fiber-optic transfer, adjust the uniformity and the brightness of a wordline hot spot, structure letter
It is single, it is easy to adjust quick, and concavees lens, convex lenss I, convex lenss II combine effectively elimination spherical aberration so that a word hot spot is in longitudinal direction
Reach uniform effect.
Description of the drawings
Structural representations of the Fig. 1 for the scattered parts of present patent application；
Fig. 2 is present patent application with regard to tooling drawing after the parts assembling shown in Fig. 1；
Fig. 3 is the structural representation of the axial cutting with regard to Fig. 2；
Fig. 4 is the structural representation with regard to focusing screw cylinder in Fig. 1；
Fig. 5 is the internal structure schematic diagram with regard to A-A directions section view in Fig. 4；
Fig. 6 is the structural representation in this utility model with regard to focus mount；
Fig. 7 be this utility model in regard to cylindrical mirror mounting bracket；
In figure, 1, shell, 2, fixed support, 3, limited cover, 4, focusing screw cylinder, 5, concavees lens, 6, support tube I, 7, convex
Lens I, 8, support tube II, 9, convex lenss II, 10, fixing trim ring I, 11, Bao Weier prism, 12, Bao Weier prism support, 13,
Fixing trim ring II, 14, positioner, 15, cylindrical mirror, 16, cylindrical mirror mounting bracket, 17, focus mount, 18, ledge structure,
19th, stopper slot, 20, spacing groove, 21, helicla flute, 22, location hole, 23, limited step, 24, locating slot, 25, locating dowel.
Specific embodiment
Shown in Fig. 1, Fig. 2 and Fig. 3, the present embodiment is included：Shell 1, focusing screw cylinder 4, focus mount 17
With cylindrical mirror 15,1 front end end head of the shell is provided with limited cover 3, and 1 interlude outer surface of shell arranges the platform of limited location
The stopper slot 19 matched with the ledge structure 18 is also equipped with inside stage structure 18, and fixed support 2, is arranged fixed support 2
In 1 interlude of shell.
The front end movable sleeve of the shell 1 is provided with focusing screw cylinder 4, and 1 front end internal activity of the shell is provided with focusing
Support 17；1 front end of the shell opens up limited location groove 20；Cylindrical mirror mounting bracket is installed inside the focus mount 17
16, cylindrical mirror 15 is installed in the cylindrical mirror mounting bracket 16, the side of the cylindrical mirror mounting bracket 16 offers positioning
Hole 22, is connected with the positioner 14 through spacing groove 20 between the focus mount 17 and focusing screw cylinder 4, its connection is closed
It is to be：There is helicla flute 21 inside the focusing screw cylinder 4, on the focus mount 17, offer location hole 22, positioner 14
One end is placed in location hole 22, and the other end is placed in helicla flute 21, in focussing process through after spacing groove 20, rotates focusing spiral shell
Rotation cylinder 4, positioner 14 are moved along helicla flute 21, and drive focus mount 17 and cylindrical mirror 15 are before and after shell 1 is interior
Motion, adjusts distance of the cylindrical mirror 15 apart from 1 inside concavees lens 5 of shell.
Preferably, the limited cover 3 can be fixed on 1 front end of shell by nut, can also be threaded connection limited cover 3
It is tightened in 1 front end of shell；3 center of the limited cover offers circular hole, and the diameter of the circular hole is less than before focus mount 17
The diameter at end, the front end of the focus mount 17 are provided with the trough of optical fiber, and limited cover 3 is used for limiting focus mount 17 forward
Position during motion, prevents which from coming off from shell 1.
Preferably, the cylindrical mirror 15 can gluing in the back side of cylindrical mirror mounting bracket 16, the cylindrical mirror mounting bracket
Locating dowel 25 is provided with 16 front, and locating slot 24 of the locating dowel 25 through focus mount 17 realizes that cylindrical mirror is installed
Support 16 is fixed in focus mount 17.
Preferably, the positioner 14 can be guide positioning pin.
Preferably, the interlude of the shell 1 is internally provided with limited step 23, presses concavees lens 5 using support tube I 6
It is formed at the limited step 26, for limiting concavees lens 5.
Preferably, the opposite side of support tube I 6 is additionally provided with convex lenss I 7, and suppresses convex lenss I 7 using support tube II 8
Firmly, prevent which from coming off from the opposite side of support tube I 6.
Preferably, the opposite side of the support tube II is provided with convex lenss II 9, using fixing trim ring I 10 and Bao Weier
Prism bracket 12 is suppressed, and prevents which from coming off from the opposite side of support tube II 8.
Preferably, Bao Weier prism 11 is installed inside the Bao Weier prism support 12, and utilizes fixing trim ring II 13
Which is further fixed.
Preferably, the light or optical signal of optical fiber transmission is reached inside shell 1 through after cylindrical mirror 15, is arrived first at recessed
5 position of mirror.
Due to concavees lens, the presence of convex lenss, it is possible to achieve through the aplanatic purpose of light of concavees lens, convex lenss.
Preferably, the optical centreline of the cylindrical mirror 15, concavees lens 5, convex lenss I 7 and convex lenss II 9 overlaps.
Preferably, the area of the cylindrical mirror 15 is not more than the area of concavees lens 5, and the area of the concavees lens 5 is not more than
The area of convex lenss I 7.
Preferably, subsequent corrosion of the subsequent corrosion of the convex lenss I 7 not less than convex lenss II 9.
Preferably, the Bao Weier prism 11 is rectangular shape, and light source formed after cylindrical mirror, Bao Weier prism 11
Yi word pattern hot spot.
The laser of fiber-optic transfer after cylindrical mirror 15, then by concavees lens 5, convex lenss I 7, convex lenss II 9 after, Jing length
After cube shape Bao Weier prism 11, yi word pattern hot spot is formed, rotate focusing screw cylinder 4 in present patent application and drive focus mount
17 move forward and backward inside shell 1, are specifically to move on the axial direction of shell 1, realize luminous point and other lenses
The distance between regulation, so as to adjust the uniformity and the brightness of yi word pattern hot spot, adjust simple structure, the operation side of hot spot
Just, and concavees lens 5, convex lenss I 7, the combination of convex lenss II 9 effectively eliminate spherical aberration so that a word hot spot reaches uniform in longitudinal direction
Effect.
The principle and its effect of above-described embodiment only illustrative present patent application, not for restriction this patent Shen
Please.Any person skilled in the art all can be carried out to above-described embodiment under without prejudice to the spirit and the scope of present patent application
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the essence disclosed in present patent application
All equivalent modifications completed under god and technological thought or change, should be covered by the claim that this patent is asked.
Claims (9)
1. a kind of adjustable depth of focus zoom lens, include：Shell, focusing screw cylinder, focus mount and cylindrical mirror, the case nose
End head is provided with limited cover, and the shell interlude is also arranged with fixed support, it is characterised in that：Live the front end of the shell
Dynamic to be arranged with focusing screw cylinder, the case nose internal activity is provided with focus mount；The case nose opens up limited location
Groove；The positioner through spacing groove is connected between the focus mount and focusing screw cylinder；In the focus mount
Portion is provided with cylindrical mirror.
2. a kind of adjustable depth of focus zoom lens according to claim 1, it is characterised in that have spiral shell inside the focusing screw cylinder
Spin slot, the positioner.
3. a kind of adjustable depth of focus zoom lens according to claim 2, it is characterised in that the positioner can be for being oriented to
Alignment pin, described positioner one end are installed on focus mount, and the other end is active in helicla flute through after spacing groove.
4. a kind of adjustable depth of focus zoom lens according to claim 1, it is characterised in that：The limited cover can be solid by nut
Due to case nose, can also be threaded connection and limited cover is tightened in into case nose；The limited cover center offers
Circular hole, the diameter of the circular hole are less than the diameter of focus mount front end.
5. a kind of adjustable depth of focus zoom lens according to claim 1, it is characterised in that have outside the shell interlude
Ledge structure, the fixed support are internally provided with stopper slot corresponding with housing exterior ledge structure.
6. a kind of adjustable depth of focus zoom lens according to claim 1, it is characterised in that：The shell
Inside be sequentially installed with from centre position to rear end：Concavees lens, convex lenss I, convex lenss II and Bao Weier prism.
7. a kind of adjustable depth of focus zoom lens according to claim 6, it is characterised in that be additionally provided with：Support tube I, support
Cylinder II, Bao Weier prism support, for concavees lens to be fixed on the inside of shell, the support tube II is used for the support tube I
Convex lenss I are fixed on into the other end of support tube I, the Bao Weier prism internal stent is provided with Bao Weier prism.
8. a kind of adjustable depth of focus zoom lens according to claim 7, it is characterised in that the shell from it is middle hold backward in
Portion is provided with limited step.
9. a kind of adjustable depth of focus zoom lens according to claim 7, it is characterised in that the Bao Weier prism support front end
Fixing trim ring I is lined between convex lenss II, and the afterbody of the Bao Weier prism support is provided with fixing trim ring II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620852514.4U CN206038999U (en) | 2016-08-09 | 2016-08-09 | Burnt camera lens of adjustable focal depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620852514.4U CN206038999U (en) | 2016-08-09 | 2016-08-09 | Burnt camera lens of adjustable focal depth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206038999U true CN206038999U (en) | 2017-03-22 |
Family
ID=58308388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620852514.4U Active CN206038999U (en) | 2016-08-09 | 2016-08-09 | Burnt camera lens of adjustable focal depth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206038999U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125253A (en) * | 2016-08-09 | 2016-11-16 | 无锡亮源激光技术有限公司 | A kind of adjustable depth of focus zoom lens |
| CN111181117A (en) * | 2020-02-18 | 2020-05-19 | 苏州艾思兰光电有限公司 | Line laser defroster |
-
2016
- 2016-08-09 CN CN201620852514.4U patent/CN206038999U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125253A (en) * | 2016-08-09 | 2016-11-16 | 无锡亮源激光技术有限公司 | A kind of adjustable depth of focus zoom lens |
| CN111181117A (en) * | 2020-02-18 | 2020-05-19 | 苏州艾思兰光电有限公司 | Line laser defroster |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |