CN208607408U - It effectively prevent the lens device of reflection laser beam damage optical component - Google Patents
It effectively prevent the lens device of reflection laser beam damage optical component Download PDFInfo
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- CN208607408U CN208607408U CN201821297081.6U CN201821297081U CN208607408U CN 208607408 U CN208607408 U CN 208607408U CN 201821297081 U CN201821297081 U CN 201821297081U CN 208607408 U CN208607408 U CN 208607408U
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- spacer ring
- angle
- eyeglass
- optical axis
- lozenges
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Abstract
The utility model discloses the lens devices for effectivelying prevent reflection laser beam damage optical component, including pedestal and lens set, the lens group settings are on pedestal, the lens set includes spacer ring I, eyeglass and spacer ring II, eyeglass is equipped between the spacer ring I and spacer ring II, the spacer ring I is oppositely arranged with spacer ring II, and opposite side is wedge shape, the lozenges of the spacer ring I is complementary with the angle of optical axis vertical plane with the angle of optical axis vertical plane with the lozenges of spacer ring II, so that the eyeglass forms an angle with optical axis vertical plane face shape, the lozenges of the spacer ring I and the angle of optical axis vertical plane are obtuse angle, the lozenges of spacer ring II and the angle of optical axis vertical plane are acute angle, the optical axis vertical plane is the perpendicular plane of the spacer ring I and II axle center of spacer ring, efficiently solve the reflective damage to optical path component of window lens Wound.
Description
Technical field
The utility model relates to field of laser device technology, more particularly to reflection laser beam is effectively prevent to damage optical component
Lens device.
Background technique
When Laser Output Beam passes through window lens, a branch of reflected light will form in lens surface, if this
Beam reflected light energy is stronger, when be reflected back on laser internal optics component again, it is possible to can damage these optics member
Device.In order to avoid the light beam that window lens surface reflection is returned enters in the optical path inside laser, it is common practice that allow incidence
Light beam and window lens keep certain angle, come so that reflected light is not from backtracking to laser in the optical path of inside, this is just
It is required that processing a lens device position with the angle of wedge in the lens barrel of window microscope base, this is quite high to difficulty of processing requirement, together
When can also require that the lens barrel size of window mirror bigger can just be able to satisfy requirement.
Utility model content
To overcome disadvantages mentioned above, the purpose of this utility model is to provide effectively prevent reflection laser beam to damage optics member device
The lens device of part, compact-sized, compact can make window mirror cylinder compact, can also reduce difficulty of processing, convenient
The installation of window mirror efficiently solves the reflective damage to optical path component of window lens.
In order to reach the goals above, the technical solution adopted in the utility model is: reflection laser beam being effectively prevent to damage light
The lens device of component, including pedestal and lens set are learned, for the lens group settings on pedestal, the lens set includes spacer ring
I, eyeglass and spacer ring II are equipped with eyeglass between the spacer ring I and spacer ring II, the spacer ring I is oppositely arranged with spacer ring II, and opposite
Side be wedge shape, the lozenges and the angle of optical axis vertical plane and the lozenges of spacer ring II of the spacer ring I are vertical with optical axis
The angle in face is complementary, so that the eyeglass forms an angle with optical axis vertical plane shape；
The lozenges of the spacer ring I and the angle of optical axis vertical plane are obtuse angle, the lozenges and optical axis vertical plane of spacer ring II
Angle be acute angle, the optical axis vertical plane is the perpendicular plane of the spacer ring I and II axle center of spacer ring.
Further, the pedestal includes microscope base I, integrally formed with upward protrusion on the microscope base I, in the protrusion
Equipped with semicircle groove, the eyeglass is arranged between spacer ring I and the lozenges of spacer ring II, and eyeglass, spacer ring I and spacer ring II pass through
Alite paste is arranged in the semicircle groove, and the internal diameter of the semicircle groove is equal with the outer diameter of the spacer ring I and spacer ring II.
Further, the pedestal includes microscope base II, and the microscope base II includes bottom plate and the lens barrel that bottom plate side is arranged in,
Through-hole is offered on the bottom plate, the lens barrel is arranged on through-hole, and the outer diameter of the through-hole is less than the internal diameter of lens barrel, described
It is sealed and is fixed by sealing ring between the outer circle and bottom plate of lens barrel, be successively arranged spacer ring I, mirror from inside to outside on the inside of the lens barrel
Piece and spacer ring II, and lens set is fixed in the lens barrel by the side of the separate bottom plate of spacer ring II by pressing ring.
Further, the outer diameter of the pressing ring is equal to the internal diameter of lens barrel, and a circle boss is equipped on the inside of the lens barrel, described convex
For platform for resisting pressing ring, the internal diameter of boss is equal with the outer diameter of spacer ring I and spacer ring II.
Further, the lozenges of the spacer ring I and the angle of optical axis vertical plane are 178 °.
Further, the lozenges of the spacer ring II and the angle of optical axis vertical plane are 2 °.
The lens device provided by the utility model for effectivelying prevent reflection laser beam damage optical component, is cutd open using two
The wedge-shaped spacer ring of section complementation can be effectively prevented and be existed by the laser beam of window mirror along with a piece of window lens form
It is reflective that lens surface generates strong energy, to reach protection Optical Maser System internal component, to be not reflected light loss bad.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the first embodiment of the utility model；
Fig. 2 is the schematic diagram of first embodiment；
Fig. 3 is the structural schematic diagram of the second embodiment of the utility model；
Fig. 4 is the schematic diagram of second embodiment.
In figure:
1- spacer ring I；2- eyeglass；3- spacer ring II；4- microscope base I；5- semicircle groove；6- bottom plate；7- lens barrel；8- pressing ring.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Embodiment one,
Referring to the mirror for effectivelying prevent reflection laser beam damage optical component shown in attached drawing 1 and attached drawing 2, in the present embodiment
Sheet devices, including pedestal and 2 groups of eyeglass, 2 groups of eyeglass are set on the base, and 2 groups of eyeglass include spacer ring I 1, eyeglass 2 and spacer ring II
3, eyeglass 2 is equipped between spacer ring I 1 and spacer ring II 3, spacer ring I 1 is oppositely arranged with spacer ring II 3, and opposite side is wedge shape,
The lozenges of spacer ring I 1 is complementary with the angle of optical axis vertical plane with the angle of horizontal plane with the lozenges of spacer ring II 3, so that eyeglass 2
It forms an angle with optical axis vertical plane shape, the lozenges of spacer ring I 1 and the angle of optical axis vertical plane are obtuse angle, the wedge shape of spacer ring II 3
The angle of face and optical axis vertical plane is acute angle, and optical axis vertical plane is spacer ring I 1 and the perpendicular plane of II 3 optical axis of spacer ring.
Pedestal includes microscope base I 4, and integrally formed with upward protrusion on microscope base I 4, protrusion is equipped with semicircle groove 5, eyeglass 2
It is arranged between spacer ring I 1 and the lozenges of spacer ring II 3, and eyeglass 2, spacer ring I 1 and spacer ring II 3 are arranged by alite paste in semicircle
In groove 5, the internal diameter of semicircle groove 5 is equal with the outer diameter of spacer ring I 1 and spacer ring II 3.
The outer diameter of pressing ring 8 is equal to the internal diameter of lens barrel 7, and a circle boss is equipped on the inside of lens barrel 7, and boss is convex for resisting pressing ring 8
The internal diameter of platform is equal with the outer diameter of spacer ring I 1 and spacer ring II 3.
The lozenges of spacer ring I 1 and the angle of optical axis vertical plane are 178 °, the lozenges and water optical axis vertical plane of spacer ring II 3
Angle be 2 °.
2 groups of bonding process of eyeglass: complementary wedge-shaped spacer ring I 1 and spacer ring II 3 are placed in tooling semicircle groove 5, eyeglass 2
Between two wedge-shaped spacer rings, after the alignment of spacer ring circumference upper graticule, two sides are adjacent to 2 two end faces of eyeglass respectively, then with pasting
Eyeglass 2 and spacer ring are bonded as one by agent.
Embodiment two,
Referring to the mirror for effectivelying prevent reflection laser beam damage optical component shown in attached drawing 3 and attached drawing 4, in the present embodiment
Sheet devices, including pedestal and 2 groups of eyeglass, 2 groups of eyeglass are set on the base, and 2 groups of eyeglass include spacer ring I 1, eyeglass 2 and spacer ring II
3, eyeglass 2 is equipped between spacer ring I 1 and spacer ring II 3, spacer ring I 1 is oppositely arranged with spacer ring II 3, and opposite side is wedge shape,
The lozenges of spacer ring I 1 is complementary with the angle of optical axis vertical plane with the angle of optical axis vertical plane with the lozenges of spacer ring II 3, so that
Eyeglass 2 forms an angle with optical axis vertical plane shape；
The lozenges of spacer ring I 1 and the angle of optical axis vertical plane are obtuse angle, lozenges and the optical axis vertical plane of spacer ring II 3
Angle is acute angle, and optical axis vertical plane is the perpendicular plane of spacer ring I 1 and II 3 axle center of spacer ring.
Pedestal includes microscope base II, and microscope base II includes bottom plate 6 and the lens barrel 7 that 6 side of bottom plate is arranged in, and is offered on bottom plate 6
Through-hole, lens barrel 7 are arranged on through-hole, and the outer diameter of through-hole is less than the internal diameter of lens barrel 7, lead between the outer circle and bottom plate 6 of lens barrel 7
It crosses sealing ring sealing to fix, 7 inside of lens barrel is successively arranged spacer ring I 1, eyeglass 2 and spacer ring II 3 from inside to outside, and spacer ring II 3 is remote
2 groups of eyeglass are fixed in lens barrel 7 by the side from bottom plate 6 by pressing ring 8.
The outer diameter of pressing ring 8 is equal to the internal diameter of lens barrel 7, and a circle boss is equipped on the inside of lens barrel 7, and boss is convex for resisting pressing ring 8
The internal diameter of platform is equal with the outer diameter of spacer ring I 1 and spacer ring II 3.
The lozenges of spacer ring I 1 and the angle of optical axis vertical plane are 178 °.
The lozenges of spacer ring II 3 and the angle of optical axis vertical plane are 2 °.
2 groups of the eyeglass uses in lens barrel 7: the corresponding position of lens barrel 7, outside are put into as a cylindrical body by 2 groups of eyeglass
It is locked with pressing ring 8.
Embodiment of above is only to illustrate the technical ideas and features of the present invention, and its object is to allow be familiar with this skill
The people of art understands the content of the utility model and is implemented, and does not limit the protection scope of the present invention, and all
According to the equivalent change or modification that the spirit of the present invention is substantially done, should all cover within the protection scope of the present utility model.
Claims (6)
1. effectivelying prevent the lens device of reflection laser beam damage optical component, including pedestal and eyeglass (2) group, the eyeglass
(2) group is set on the base, and the eyeglass (2) group includes spacer ring I (1), eyeglass (2) and spacer ring II (3), the spacer ring I (1) and
Eyeglass (2) are equipped between spacer ring II (3), the spacer ring I (1) is oppositely arranged with spacer ring II (3), it is characterised in that: opposite one
Side is wedge shape, and the lozenges and optical axis of the lozenges of the spacer ring I (1) and the angle of optical axis vertical plane and spacer ring II (3) hang down
The angle faced directly is complementary, so that the eyeglass (2) forms an angle with optical axis vertical plane shape；
The lozenges of the spacer ring I (1) and the angle of optical axis vertical plane are obtuse angle, and the lozenges of spacer ring II (3) is vertical with optical axis
The angle in face is acute angle, and the optical axis vertical plane is the perpendicular plane of the spacer ring I (1) and spacer ring II (3) axle center.
2. the lens device according to claim 1 for effectivelying prevent reflection laser beam damage optical component, feature exist
In: the pedestal includes microscope base I (4), and integrally formed with upward protrusion on the microscope base I (4), the protrusion is equipped with semicircle
Groove (5), the eyeglass (2) are arranged between spacer ring I (1) and the lozenges of spacer ring II (3), and eyeglass (2), spacer ring I (1) and
Spacer ring II (3) is arranged in the semicircle groove (5) by alite paste, the internal diameter and the spacer ring I of the semicircle groove (5)
(1) and the outer diameter of spacer ring II (3) is equal.
3. the lens device according to claim 1 for effectivelying prevent reflection laser beam damage optical component, feature exist
In: the pedestal includes microscope base II, and the microscope base II includes the lens barrel (7) of bottom plate (6) and setting in bottom plate (6) side, described
Through-hole is offered on bottom plate (6), the lens barrel (7) is arranged on through-hole, and the outer diameter of the through-hole is less than the interior of lens barrel (7)
Diameter is sealed by sealing ring between the outer circle and bottom plate (6) of the lens barrel (7) and is fixed, on the inside of the lens barrel (7) from inside to outside
It is successively arranged spacer ring I (1), eyeglass (2) and spacer ring II (3), and the side of the separate bottom plate (6) of spacer ring II (3) passes through pressing ring (8)
Eyeglass (2) group is fixed in the lens barrel (7).
4. the lens device according to claim 3 for effectivelying prevent reflection laser beam damage optical component, feature exist
In: the outer diameter of the pressing ring (8) is equal to the internal diameter of lens barrel (7), and a circle boss is equipped on the inside of the lens barrel (7), and the boss is used
In resisting pressing ring (8), the internal diameter of boss is equal with the outer diameter of spacer ring I (1) and spacer ring II (3).
5. the lens device according to claim 1 for effectivelying prevent reflection laser beam damage optical component, feature exist
In: the lozenges of the spacer ring I (1) and the angle of optical axis vertical plane are 178 °.
6. the lens device according to claim 1 for effectivelying prevent reflection laser beam damage optical component, feature exist
In: the lozenges of the spacer ring II (3) and the angle of optical axis vertical plane are 2 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821297081.6U CN208607408U (en) | 2018-08-13 | 2018-08-13 | It effectively prevent the lens device of reflection laser beam damage optical component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821297081.6U CN208607408U (en) | 2018-08-13 | 2018-08-13 | It effectively prevent the lens device of reflection laser beam damage optical component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208607408U true CN208607408U (en) | 2019-03-15 |
Family
ID=65681006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821297081.6U Active CN208607408U (en) | 2018-08-13 | 2018-08-13 | It effectively prevent the lens device of reflection laser beam damage optical component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208607408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114355543A (en) * | 2021-12-09 | 2022-04-15 | 德伽智能光电（镇江）有限公司 | Off-axis lens system |
-
2018
- 2018-08-13 CN CN201821297081.6U patent/CN208607408U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114355543A (en) * | 2021-12-09 | 2022-04-15 | 德伽智能光电（镇江）有限公司 | Off-axis lens system |
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