CN110412669A - It is a kind of for wavelength be 1053nm light wave active absorption body device - Google Patents
It is a kind of for wavelength be 1053nm light wave active absorption body device Download PDFInfo
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- CN110412669A CN110412669A CN201910745770.1A CN201910745770A CN110412669A CN 110412669 A CN110412669 A CN 110412669A CN 201910745770 A CN201910745770 A CN 201910745770A CN 110412669 A CN110412669 A CN 110412669A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/003—Light absorbing elements
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- Optics & Photonics (AREA)
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Abstract
It is a kind of for wavelength be 1053nm light wave vertical active absorption body device.Two side plates are symmetrically fixed on bottom plate, one end of two side plates is fixed with trough of belt side plate one, the other end of two side plates is fixed with trough of belt side plate two, bottom plate, trough of belt side plate one, trough of belt side plate two and two side plate constitute a box body, two uviol plates are symmetrical, are in the shape of the letter V and are inserted into trough of belt side plate one and trough of belt side plate two, and the upper surface of each uviol plate is equipped with a fused quartz glass plate.The present invention uses vertical scheme, absorber inner quartz and filter glass are arranged using V-type, save horizontal space, an and only connecting sewing, reducing light laser to greatest extent, support plate ablation damages and excitation particulate pollutant, the V angle of two pieces of glass plates can be sized according to light laser attenuation rate through causing.If device angle is 36 ° maximum, to ensure that vertical incident laser can realize that laser attenuation rate reaches 10 by 5 secondary reflections in absorber v-angle‑5。
Description
Technical field
It is the active absorption body device of 1053nm light wave that the present invention relates to a kind of for wavelength, belongs to active absorption body technique
Field.
Background technique
Optical instrument for a long time use filter glass (uviol) absorb stray light, filter glass can gradually aging, generate pollution
Particle causes the clean environment of instrument to become grain, is easy to cause other high value optical elements and instrument damage.
Summary of the invention
The purpose of the present invention is to solve the above-mentioned problems of the prior art, and then provide one kind for wavelength and be
The active absorption body device of 1053nm light wave.
The purpose of the present invention is what is be achieved through the following technical solutions:
It is a kind of for wavelength be 1053nm light wave active absorption body device, comprising: bottom plate, trough of belt side plate one, trough of belt side
Two, two side plates of plate, two uviol plates and two fused quartz glass plates, two side plates are symmetrically fixed on bottom plate, and two
One end of a side plate is fixed with trough of belt side plate one, and the other end of two side plates is fixed with trough of belt side plate two, bottom plate, trough of belt side plate
One, trough of belt side plate two and two side plate constitutes a box body, and two uviol plates are symmetrical, are in the shape of the letter V and are inserted into trough of belt side plate
One and trough of belt side plate two in, the upper surface of each uviol plate be equipped with a fused quartz glass plate.
The present invention is arranged using vertical scheme, absorber inner quartz and filter glass using V-type, and horizontal space is saved, and
And an only connecting sewing, reduction light laser, which penetrates, to greatest extent causes support plate ablation damage and excitation particulate pollutant, and two
The V angle of block glass plate can be sized (if device angle is 36 ° maximum, to ensure to enter vertically according to light laser attenuation rate
Penetrating laser can realize that laser attenuation rate reaches 10 by 5 secondary reflections in absorber v-angle-5, consider installation error and redundancy
Degree, angle of the present invention is 30 °)；Filter glass uses ZWB1 filter glass (because it is close to 0 to 1053nm light wave transmitance), thereon
Face is equipped with the fused quartz glass plate of 1mm thickness, can prevent filter glass damage from generating dust and cause filter glass aging, generate pollution
Grain causes the clean environment of instrument to become grain, causes other high value optical elements and instrument damage.The present invention can make high energy spuious
Light or laser can be absorbed, and instrument is protected not to be burned out.
Detailed description of the invention
Fig. 1 is main view of the present invention for the active absorption body device that wavelength is 1053nm light wave.
Fig. 2 is the A direction view of Fig. 1.
Fig. 3 is the B direction view of Fig. 1.
Fig. 4 is the C-C cross-sectional view of Fig. 2.
Fig. 5 is perspective view of the present invention for the active absorption body device that wavelength is 1053nm light wave.
Fig. 6 is refractive index with wavelength change curve graph.
Appended drawing reference in figure, 1 is bottom plate, and 2 be trough of belt side plate one, and 3 be trough of belt side plate two, and 4 be side plate, and 5 be ultraviolet glass
Glass plate (ZWB1), 6 be fused quartz (vitreous silica) glass plate, and 7 be screw.
Specific embodiment
Below in conjunction with attached drawing, the present invention is described in further detail: the present embodiment is being with technical solution of the present invention
Under the premise of implemented, give detailed embodiment, but protection scope of the present invention is not limited to following embodiments.
As depicted in figs. 1 and 2, a kind of involved in the present embodiment to be filled for the active absorption body that wavelength is 1053nm light wave
It sets, comprising: bottom plate 1, trough of belt side plate 1, the uviol plate 5 of side plate 4, two of trough of belt side plate 23, two and two fused quartz glass
Glass plate 6, two side plates 4 are symmetrically fixed on bottom plate 1, and one end of two side plates 4 is fixed with trough of belt side plate 1, two side plates 4
The other end be fixed with trough of belt side plate 23, bottom plate 1, trough of belt side plate 1, trough of belt side plate 23 and two side plates 4 constitute a boxes
Body, two uviol plates 5 are symmetrical, are in the shape of the letter V and are inserted into trough of belt side plate 1 and trough of belt side plate 23, each uviol
The upper surface of plate 5 is equipped with a fused quartz glass plate 6, and two fused quartz glass plates 6 are also V-shaped, two V-shaped fused quartz glass
Angle between plate 6 is 30 °.
The fused quartz glass plate 6 with a thickness of 1mm.
The material of the bottom plate 1 is aluminum oxide.
Between trough of belt side plate 23 and side plate 4, between bottom plate 1 and trough of belt side plate 1, between bottom plate 1 and side plate 4 by spiral shell
Nail 7 is fixedly connected.
Fused quartz material has higher light transmission to infrared entire spectral band ultraviolet, but incident light wave length becomes
When change, the optical performance parameters such as transmissivity, refractive index of material are variant, such as Fig. 6 of curve when refractive index is with wavelength change
Shown, when wavelength 1053nm, 527nm and 351nm, refractive index n is respectively 1.450,1.461 and 1.475.
By Fresel diffraction principle, fused quartz bill of materials interface reflectivity r is solved, is obtained:
By taking wavelength 351nm spectrum as an example, n=1.475, r=3.68%, similarly wavelength be 527nm, 1053nm when, it is right
The reflectivity answered is respectively 3.51% and 3.37%.
Each fused quartz test specimen is there are two interface, then its double-sided reflecting rate R are as follows:
R=r+ (1-r)2×e-2βh×r
β is co-efficient of absorptivity in formula, takes 1M-1, h is specimen thickness 5mm.Each parameter value is substituted into, wavelength can be calculated
Reflectivity is respectively 7.06%, 6.75%, 6.49% when 351nm, 527nm, 1053nm.The transmitance of monolithic glass test specimen is T:
T=(1-r)2×e-βh
Then T=(1-0.0368) when wavelength 351nm2×e-0.005=91.85%.Wavelength penetrates when being 527nm, 1053nm
Rate is respectively 92.64% and 92.91%.
The present embodiment is a kind of for the active absorption body device that wavelength is 1053nm light wave, and being exclusively used in absorbing wavelength is
1053nm light wave.
The foregoing is only a preferred embodiment of the present invention, these specific embodiments are all based on the present invention
Different implementations under general idea, and scope of protection of the present invention is not limited thereto, it is any to be familiar with the art
Technical staff in the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of, should all cover of the invention
Within protection scope.Therefore, the scope of protection of the invention shall be subject to the scope of protection specified in the patent claim.
Claims (5)
1. it is a kind of for wavelength be 1053nm light wave active absorption body device characterized by comprising bottom plate (1), trough of belt side
Plate one (2), trough of belt side plate two (3), two side plates (4), two uviol plates (5) and two fused quartz glass plates (6), two
Side plate (4) is symmetrically fixed on bottom plate (1), and one end of two side plates (4) is fixed with trough of belt side plate one (2), two side plates (4)
The other end be fixed with trough of belt side plate two (3), bottom plate (1), trough of belt side plate one (2), trough of belt side plate two (3) and two side plates (4)
A box body is constituted, two uviol plates (5) are symmetrical, are in the shape of the letter V and are inserted into trough of belt side plate one (2) and trough of belt side plate two (3)
Interior, the upper surface of each uviol plate (5) is equipped with a fused quartz glass plate (6).
2. according to claim 1 be used for the active absorption body device that wavelength is 1053nm light wave, which is characterized in that described
Fused quartz glass plate (6) with a thickness of 1mm.
3. according to claim 2 be used for the active absorption body device that wavelength is 1053nm light wave, which is characterized in that described
The material of bottom plate (1) is aluminum oxide.
4. according to claim 3 be used for the active absorption body device that wavelength is 1053nm light wave, which is characterized in that trough of belt
Between side plate two (3) and side plate (4), between bottom plate (1) and trough of belt side plate one (2), between bottom plate (1) and side plate (4) by spiral shell
Nail (7) is fixedly connected.
5. according to claim 4 be used for the active absorption body device that wavelength is 1053nm light wave, which is characterized in that two
Angle between fused quartz glass plate (6) is 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910745770.1A CN110412669A (en) | 2019-08-13 | 2019-08-13 | It is a kind of for wavelength be 1053nm light wave active absorption body device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910745770.1A CN110412669A (en) | 2019-08-13 | 2019-08-13 | It is a kind of for wavelength be 1053nm light wave active absorption body device |
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| CN110412669A true CN110412669A (en) | 2019-11-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112130319A (en) * | 2020-09-28 | 2020-12-25 | 中国工程物理研究院激光聚变研究中心 | Ultrahigh-flux laser beam trap and manufacturing method thereof |
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Application publication date: 20191105 |
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