CN109254373A - The joining method of four-way micro combination optical filter - Google Patents
The joining method of four-way micro combination optical filter Download PDFInfo
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- CN109254373A CN109254373A CN201811308002.1A CN201811308002A CN109254373A CN 109254373 A CN109254373 A CN 109254373A CN 201811308002 A CN201811308002 A CN 201811308002A CN 109254373 A CN109254373 A CN 109254373A
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- optical filter
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- filter
- joining method
- dispensing
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/006—Filter holders
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
The present invention relates to Deposition Techniques for Optical Thin Films fields, more particularly to a kind of joining method of four-way micro combination optical filter, mainly comprise the steps that cleaning, dispensing, splicing, hot setting, naturally it rises again and examines, wherein, first to first, second channel optical filter dispensing, it is put into frock clamp, splicing first, second channel optical filter, then to third channel optical filter dispensing, splice third channel optical filter again, again to the dispensing of fourth lane optical filter and splicing fourth lane optical filter, finally hot setting is carried out at 85 DEG C and 150 DEG C respectively, it tests after rising again naturally, obtain finished product.Application rate of the invention is faster, more accurate, stability is more preferable, improves the yield rate of product, reduces production cost.
Description
Technical field
The present invention relates to Deposition Techniques for Optical Thin Films fields, and in particular to a kind of splicing of four-way micro combination optical filter
Method.
Background technique
At present in multispectral, the full spectrum imaging system of remote sensing system, need a kind of to meet key claimed below
Micro combination optical filter: (1) spectral coverage is more, includes brachymedial wave, LONG WAVE INFRARED spectral coverage totally 4 spectral coverages；(2) there is wider inhibition
Band, to reduce the influence of signal noise；(3) it can be used at low temperature (80K)；(4) size of foundation base is small, between all faces of substrate
Angle is right angle, and chamfering is not present, and film layer does not lead to the problem of skinning in splicing or falls the film qualities such as film.
Disclosed in China Patent No. CN201310141655.6 " a kind of preparation method of Multi-spectrum combined filter "
In, by configuring bonded adhesives, cleaning, gluing, solidification and detection, realizing to prepare a kind of has good optical property
And the Multi-spectrum combined filter of mechanical performance.However, the technical process that splicing is very crucial as one, mainly also
Manually complete, and in that patent only with the bonded adhesives that is formulated of epoxide-resin glue spliced, splice
Efficiency is lower, and technology stability is poor, and yield rate is not high, wastes a lot of manpower and material resources.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provide a kind of application rate faster, it is more accurate, one
The joining method for the Multichannel combination optical filter that cause property is more preferable, technique is more stable, improves the yield rate of product, reduces life
Produce cost.
In order to solve the above technical problems, the present invention provides the following technical solutions:
A kind of joining method of four-way micro combination optical filter, method and step are as follows:
S1: coated filter to be spliced together is cleaned using tools such as dehydrated alcohol, thousand grades of non-dust cloths, bamboo tweezers；
S2: dispensing is carried out to the non-coated surface side of first passage optical filter, then puts first passage optical filter into tooling
In fixture, wherein non-coated surface, which is placed on Far Left without glue surface, abuts against tooling, then second channel optical filter is put into tooling
In fixture, wherein the right and left of non-coated surface is without glue, the left side is close to the right side of first passage optical filter；
S3: the frock clamp for clamping first passage optical filter and second channel optical filter respectively, splicing first are gently promoted
Channel filter and second channel optical filter simultaneously squeeze；
S4: dispensing is carried out to the non-coated surface side of third channel optical filter；
S5: third channel optical filter is put into frock clamp, wherein has the one side of glue close on third channel optical filter
The right side of second channel optical filter, gently the frock clamp of propelling extrusion third channel optical filter, it is filtered with first passage
Piece and second channel optical filter splice and squeeze；
S6: dispensing is carried out to the non-coated surface side of fourth lane optical filter；
S7: fourth lane optical filter is put into frock clamp, wherein has the one side of glue close on fourth lane optical filter
The right side of third channel optical filter, gently the frock clamp of propelling extrusion third channel optical filter, it is filtered with first passage
Piece, second channel optical filter and third channel optical filter splice and squeeze, and finally take up the splicing of intermediate waves focal plane with specific purpose tool
Optical filter；
S8: after opening baking oven and temperature being risen to 85 DEG C, the combined filters spliced is placed on special implement and are put into
Baking oven, the hot setting 1 hour at 85 DEG C, then raises temperature to 150 DEG C and continuous high temperature solidifies 3 hours；
S9: baking oven, taking-up when product is returned naturally and warmed to room temperature are closed.
S10: the correlation for examining the four-way micro combination optical filter being prepared whether to comply with standard " QJ1697-89 " is wanted
Summation vibration requires.
Further, the operating temperature of step S1-S10 is not higher than 80K.
Further, first passage optical filter is 1.55 μm of -1.75 μm of bandpass filters, second channel optical filter is 2.08
μm -2.35 μm of bandpass filters, third channel optical filter are 3.5 μm of -3.9 μm of bandpass filters, fourth lane optical filter is
2.08 μm of -2.35 μm of bandpass filters.
Further, the base material of optical filter be silicon, dimensions include 29.5mm*1.63mm*1.2mm and
29.5mm*1.36mm*1.2mm。
Further, bubble-free or other impurities within the scope of the effective aperture of each optical filter.
Further, in S2, S4 and S6 step, dispensing is carried out using APJ1000 piezo electric valve, and use IS300C system
The position of gluing is observed and is positioned, wherein the diameter of glue of the point on optical filter is 0.2mm, between each glue between
Away from for 0.5mm.
Further, in S3, S5 and S7 step, spliced using opaque epoxy resin viscose binder.
Further, in S3, S5 and S7 step, its surface is gently wiped using the non-dust cloth of white, and along strong lamp
Optical test whether there is excessive glue.
The joining method of four-way micro combination optical filter of the present invention is first cleaned by the suitable optical filter of selection,
Then to the first, second channel filter dispensing, then splice the first, second channel filter, then to third channel optical filter point
Glue splices it with the first, second channel filter, then to fourth lane optical filter dispensing, and by itself and first,
Two, third channel optical filter is spliced, and is finally carried out hot setting, is risen again and examine naturally, realizes and provide a kind of quality
Higher four-way combined filters.Using model APJ1000 piezo electric valve come dispensing amount is accurately controlled, utilize high-precision
IS300C system the position of gluing is observed and is positioned, and dispensing is carried out according to splicing effect and the size of Mosaic face
The design of amount has very strong consistency and operability, reduces since all multimass of manual operation difference bring are asked
Topic, improves the precision of splicing, saves the operating time.Using its piece width of the four-way combined filters of the method splicing
30 μm of <, the piece depth of parallelism≤0.005mm, splicing veiling glare is small, and surface is complied with standard without residual gum, surface quality inspection
The related request of " QJ1697-89 " and vibration require, and are more suitable for the multichannel of full spectrum camera etc. in space remote sensing system
Micro combination optical filter.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the splicing flow diagram of the joining method of four-way micro combination optical filter of the present invention.
Specific embodiment
Below in conjunction with attached drawing, preferable examples of the present invention will be described, it should be understood that preferred embodiment described herein
Only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
As shown in Figure 1, a kind of joining method of four-way micro combination optical filter of the present invention, method and step are as follows:
S1: coated filter to be spliced together is cleaned using tools such as dehydrated alcohol, thousand grades of non-dust cloths, bamboo tweezers；
S2: dispensing is carried out to the non-coated surface side of first passage optical filter, then puts first passage optical filter into tooling
In fixture, wherein non-coated surface, which is placed on Far Left without glue surface, abuts against tooling, then second channel optical filter is put into tooling
In fixture, wherein the right and left of non-coated surface is without glue, the left side is close to the right side of first passage optical filter；
S3: the frock clamp for clamping first passage optical filter and second channel optical filter respectively, splicing first are gently promoted
Channel filter and second channel optical filter simultaneously squeeze；
S4: dispensing is carried out to the non-coated surface side of third channel optical filter；
S5: third channel optical filter is put into frock clamp, wherein has the one side of glue close on third channel optical filter
The right side of second channel optical filter, gently the frock clamp of propelling extrusion third channel optical filter, it is filtered with first passage
Piece and second channel optical filter splice and squeeze；
S6: dispensing is carried out to the non-coated surface side of fourth lane optical filter；
S7: fourth lane optical filter is put into frock clamp, wherein has the one side of glue close on fourth lane optical filter
The right side of third channel optical filter, gently the frock clamp of propelling extrusion third channel optical filter, it is filtered with first passage
Piece, second channel optical filter and third channel optical filter splice and squeeze, and finally take up the splicing of intermediate waves focal plane with specific purpose tool
Optical filter；
S8: after opening baking oven and temperature being risen to 85 DEG C, the combined filters spliced is placed on special implement and are put into
Baking oven, the hot setting 1 hour at 85 DEG C, then raises temperature to 150 DEG C and continuous high temperature solidifies 3 hours；
S9: baking oven, taking-up when product is returned naturally and warmed to room temperature are closed.
S10: the correlation for examining the four-way micro combination optical filter being prepared whether to comply with standard " QJ1697-89 " is wanted
Summation vibration requires.
Wherein, the operating temperature of step S1-S10 is not higher than 80K, and the first passage optical filter of selection is 1.55 μm of -1.75 μ
M bandpass filter, second channel optical filter are 2.08 μm of -2.35 μm of bandpass filters, third channel optical filter is 3.5 μm -3.9
μm bandpass filter, fourth lane optical filter are 2.08 μm of -2.35 μm of bandpass filters, are with the base material of upper filter
Silicon, dimensions include 29.5mm*1.63mm*1.2mm and 29.5mm*1.36mm*1.2mm, and effective mouth of each optical filter
Bubble-free or other impurities within the scope of diameter.
In S2, S4 and S6 step, dispensing is carried out using APJ1000 piezo electric valve, and using IS300C system to gluing
It is observed and is positioned in position, wherein the diameter of glue of the point on optical filter is 0.2mm, and the spacing between each glue is
0.5mm。
In S3, S5 and S7 step, the non-dust cloth for carrying out splicing and white using opaque epoxy resin viscose binder is light
It dabs and wipes its surface, and check for excessive glue along accent light.
In conclusion first being cleaned, by selecting suitable optical filter then to the first, second channel filter point
Glue, then splice the first, second channel filter, then to third channel optical filter dispensing, by itself and the first, second channel filter
Spliced, then to fourth lane optical filter dispensing, and it is spliced with the first, second, third channel filter, finally
Hot setting is carried out, rises again and examines naturally, realizes and a kind of higher four-way combined filters of quality is provided.Utilize model
Dispensing amount is accurately controlled for what APJ1000 piezo electric valve came, is carried out using high-precision IS300C system come the position to gluing
Observation and positioning, and carry out according to splicing effect and the size of Mosaic face the design of dispensing amount, with very strong consistency and
Operability reduces due to many quality problems of manual operation difference bring, improves the precision of splicing, save operation
Time.Using 30 μm of < of its piece width of four-way combined filters of the method splicing, the piece depth of parallelism≤0.005mm is spelled
It is small to connect veiling glare, surface is without residual gum, and surface quality inspection complies with standard the related request of " QJ1697-89 " and vibration requires,
And the multi-channel miniature combined filters of full spectrum camera etc. in space remote sensing system are more suitable for, improve the finished product of product
Rate reduces production cost.
Finally, it should be noted that being not intended to restrict the invention the foregoing is merely preferred embodiment of the invention, to the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, for those skilled in the art, still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in guarantor of the invention
Within the scope of shield.
Claims (8)
1. a kind of joining method of four-way micro combination optical filter, it is characterised in that:
The method comprises the following steps:
S1: coated filter to be spliced together is cleaned using tools such as dehydrated alcohol, thousand grades of non-dust cloths, bamboo tweezers；
S2: dispensing is carried out to the non-coated surface side of first passage optical filter, then puts first passage optical filter into frock clamp
In, wherein non-coated surface, which is placed on Far Left without glue surface, abuts against tooling, then put second channel optical filter into frock clamp
In, wherein the right and left of non-coated surface is without glue, the left side is close to the right side of first passage optical filter；
S3: the frock clamp for clamping first passage optical filter and second channel optical filter respectively is gently promoted, first passage is spliced
Optical filter and second channel optical filter simultaneously squeeze；
S4: dispensing is carried out to the non-coated surface side of third channel optical filter；
S5: third channel optical filter is put into frock clamp, wherein has the one side of glue close to second on third channel optical filter
The right side of channel filter, the gently frock clamp of propelling extrusion third channel optical filter, by it with first passage optical filter and
Second channel optical filter splices and squeezes；
S6: dispensing is carried out to the non-coated surface side of fourth lane optical filter；
S7: fourth lane optical filter is put into frock clamp, wherein has the one side of glue close to third on fourth lane optical filter
The right side of channel filter, the gently frock clamp of propelling extrusion third channel optical filter, by itself and first passage optical filter,
Two channel filters and third channel optical filter splice and squeeze, and finally take up the splicing of intermediate waves focal plane with specific purpose tool and filter
Piece；
S8: after opening baking oven and temperature being risen to 85 DEG C, the combined filters spliced being placed on special implement and put baking oven into,
The hot setting 1 hour at 85 DEG C, then raises temperature to 150 DEG C and continuous high temperature solidifies 3 hours；
S9: baking oven, taking-up when product is returned naturally and warmed to room temperature are closed.
S10: examine the four-way micro combination optical filter being prepared whether comply with standard " QJ1697-89 " related request and
Vibration requires.
2. the joining method of four-way micro combination optical filter according to claim 1, it is characterised in that: the step
The operating temperature of S1-S10 is not higher than 80K.
3. the joining method of four-way micro combination optical filter according to claim 1, it is characterised in that: described first is logical
Channel filter is 1.55 μm of -1.75 μm of bandpass filters, the second channel optical filter is 2.08 μm of -2.35 μm of bandpass filters
Piece, the third channel optical filter are 3.5 μm of -3.9 μm of bandpass filters, the fourth lane optical filter is 2.08 μm of -2.35 μ
M bandpass filter.
4. the joining method of four-way micro combination optical filter according to claim 1, it is characterised in that: the optical filter
Base material be silicon, dimensions includes 29.5mm*1.63mm*1.2mm and 29.5mm*1.36mm*1.2mm.
5. the joining method of four-way micro combination optical filter according to claim 1, it is characterised in that: each optical filtering
Bubble-free or other impurities within the scope of the effective aperture of piece.
6. the joining method of four-way micro combination optical filter according to claim 1, it is characterised in that: the S2,
In S4 and S6 step, using APJ1000 piezo electric valve carry out dispensing, and using IS300C system to the position of gluing carry out observation and
Positioning, wherein the diameter of glue of the point on optical filter is 0.2mm, and the spacing between each glue is 0.5mm.
7. the joining method of four-way micro combination optical filter according to claim 1, it is characterised in that: the S3,
In S5 and S7 step, spliced using opaque epoxy resin viscose binder.
8. the joining method of four-way micro combination optical filter according to claim 1, it is characterised in that: the S3,
In S5 and S7 step, its surface is gently wiped using the non-dust cloth of white, and check for excessive glue along accent light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811308002.1A CN109254373A (en) | 2018-11-05 | 2018-11-05 | The joining method of four-way micro combination optical filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811308002.1A CN109254373A (en) | 2018-11-05 | 2018-11-05 | The joining method of four-way micro combination optical filter |
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| Publication Number | Publication Date |
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| CN109254373A true CN109254373A (en) | 2019-01-22 |
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ID=65044273
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811308002.1A Pending CN109254373A (en) | 2018-11-05 | 2018-11-05 | The joining method of four-way micro combination optical filter |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5858045A (en) * | 1996-11-27 | 1999-01-12 | Air Kontrol, Inc. | Multiple layer air filter media |
| CN103213087A (en) * | 2013-04-22 | 2013-07-24 | 兰州空间技术物理研究所 | Small-size combined optical filter splicing fixture |
| CN107561665A (en) * | 2017-09-26 | 2018-01-09 | 中国科学院长春光学精密机械与物理研究所 | Integrated form optical filter splicing apparatus and method |
-
2018
- 2018-11-05 CN CN201811308002.1A patent/CN109254373A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5858045A (en) * | 1996-11-27 | 1999-01-12 | Air Kontrol, Inc. | Multiple layer air filter media |
| CN103213087A (en) * | 2013-04-22 | 2013-07-24 | 兰州空间技术物理研究所 | Small-size combined optical filter splicing fixture |
| CN107561665A (en) * | 2017-09-26 | 2018-01-09 | 中国科学院长春光学精密机械与物理研究所 | Integrated form optical filter splicing apparatus and method |
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Application publication date: 20190122 |