CN207976633U - A kind of high-precision optic communication film - Google Patents
A kind of high-precision optic communication film Download PDFInfo
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- CN207976633U CN207976633U CN201820436753.0U CN201820436753U CN207976633U CN 207976633 U CN207976633 U CN 207976633U CN 201820436753 U CN201820436753 U CN 201820436753U CN 207976633 U CN207976633 U CN 207976633U
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- film
- optic communication
- communication film
- plating layer
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Abstract
The utility model discloses a kind of high-precision optic communication films, including optic communication film, the optic communication film is internally provided with ktp crystal, the optic communication film surface connects film plating layer and film plating layer is located at Frequency Doubling Antireflection Coating top, optic communication film back is equipped with base film, described matrix film surrounding matching connection layer.The utility model is used, and broader anti-reflection band is arranged in the position of Frequency Doubling Antireflection Coating, for optic communication film preparation advantageously, it is sharp or with being coated with repetition sex chromosome mosaicism caused by narrow to solve the problems, such as that the anti-reflection bandwidth of traditional membrane system exists in two anti-reflection wavelength locations, by the way that matching layer is arranged, convenient for optic communication film is fixed, increase the firmness that optic communication film uses, using the film plating layer of SiO2 materials, the refractive index of optic communication film can be improved, improve the transmitance of optic communication film, ensure the using effect of optic communication film, the drift of filter center wavelength can be changed by spike filter, help to improve the temperature stability of optical filter.
Description
Technical field
The utility model is related to communication device technical field, more particularly to a kind of high-precision optic communication film.
Background technology
With the fast development of laser technology and optical communication technique, optical film technique achieves good development opportunity,
Laser and the application in optical communication field are increasingly extensive.At this stage, optoelectronics industry and microelectric technique just towards micromation with
Integrated direction develops.Optical thin film is made of the layering sub-prime of film, is the optical medium propagated light beam using interface
Material.Optical thin film comes across last century the '30s, now in photoelectron technology, optical communication technique and laser technology field
In played significant role, various optical instruments manufacture in be widely applied.
Existing optic communication film mostly uses Al2O3Material, because of Al2O3Material performance deficient in stability itself causes light logical
Believe that the unstability of film, the anti-reflection bandwidth of traditional membrane system exist in two anti-reflection wavelength locations sharply or with plating caused by narrow problem
It makes and repeats sex chromosome mosaicism, there is temperature change difference in traditional optic communication film, shadow is caused to optic communication film performance
It rings.For this purpose, it is proposed that a kind of high-precision optic communication film.
Utility model content
The main purpose of the utility model is to provide a kind of high-precision optic communication film, which uses again
Broader anti-reflection band is arranged in the position of frequency anti-reflection film, for optic communication film preparation advantageously, solve traditional membrane system
Anti-reflection bandwidth exist in two anti-reflection wavelength locations sharp or with repetition sex chromosome mosaicism is coated with caused by narrow problem, pass through and matching be set
Layer, convenient for optic communication film is fixed, increases the firmness that optic communication film uses, using SiO2The plated film of material
Layer, can be improved the refractive index of optic communication film, improves the transmitance of optic communication film, ensure that the use effect of optic communication film
Fruit can change the drift of filter center wavelength by spike filter, help to improve the temperature stability of optical filter, can
Effectively to solve the problems in background technology.
To achieve the above object, the technical solution that the utility model is taken is：
A kind of high-precision optic communication film, including optic communication film, the optic communication film are internally provided with ktp crystal, institute
Ktp crystal top connection Frequency Doubling Antireflection Coating is stated, the Frequency Doubling Antireflection Coating is internally provided with anti-reflection band and spike filter and anti-reflection band
It being cross-linked with spike filter, the optic communication film surface connects film plating layer and film plating layer is located at Frequency Doubling Antireflection Coating top,
Optic communication film back is equipped with base film, described matrix film surrounding matching connection layer.
Further, the material inside the film plating layer is SiO2。
Further, the matching layer uses double-layer structure.
Compared with prior art, the utility model has the advantages that：
1, a kind of high-precision optic communication film, it is right using broader anti-reflection band is arranged in the position of Frequency Doubling Antireflection Coating
In optic communication film preparation advantageously, solve the anti-reflection bandwidth of traditional membrane system two anti-reflection wavelength locations exist it is sharp or
With being coated with repetition sex chromosome mosaicism caused by narrow problem.
2, a kind of high-precision optic communication film, convenient for optic communication film is fixed, is increased by the way that matching layer is arranged
The firmness that optic communication film uses.
3, a kind of high-precision optic communication film, using SiO2The refraction of optic communication film can be improved in the film plating layer of material
Rate improves the transmitance of optic communication film, ensure that the using effect of optic communication film.
4, a kind of high-precision optic communication film, can change the drift of filter center wavelength by spike filter,
Help to improve the temperature stability of optical filter.Ensure a kind of high-precision optic communication film using effect and utilization benefit, fits
Conjunction is widely popularized.
Description of the drawings
Fig. 1 is a kind of cross-sectional view of high-precision optic communication film of the utility model.
Fig. 2 is a kind of back structures schematic diagram of high-precision optic communication film of the utility model.
In figure：1, optic communication film；2, ktp crystal；3, Frequency Doubling Antireflection Coating；4, anti-reflection band；5, spike filter；6, plated film
Layer；7, base film；8, matching layer.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
As shown in Figs. 1-2, a kind of high-precision optic communication film, including optic communication film 1, inside the optic communication film 1
Equipped with ktp crystal 2,2 top of the ktp crystal connects Frequency Doubling Antireflection Coating 3, and the Frequency Doubling Antireflection Coating 3 is internally provided with 4 He of anti-reflection band
Spike filter 5 and anti-reflection band 4 is cross-linked with spike filter 5,1 surface of optic communication film connect film plating layer 6 and plate
Film layer 6 is located at 3 top of Frequency Doubling Antireflection Coating, and 1 back of optic communication film is equipped with base film 7, the connection of 7 surrounding of described matrix film
With layer 8.
Wherein, the material inside the film plating layer 6 is SiO2。
Wherein, the matching layer 8 uses double-layer structure.
It should be noted that the utility model is a kind of high-precision optic communication film, when work, to be set on ktp crystal 2
Frequency Doubling Antireflection Coating 3 is set, ensures that laser uses the normal performance of function, broader increasing is set in the position of Frequency Doubling Antireflection Coating 3
Saturating band 4, for optic communication film 1 preparation advantageously, this is wide to the anti-reflection band 4 of traditional membrane system to deposit in two anti-reflection wavelength locations
Sharply or with repetition sex chromosome mosaicism is coated with caused by narrow problem, add corresponding matching layer 8 in 7 heap both sides of underlying membrane, it can be to light
Communication film 1 plays optimization, SiO2The refractive index of high optic communication film 1 can be improved in the film plating layer 6 of material.
Ensure a kind of utilization benefit of high-precision optic communication film.
Potassium titanium oxide phosphate (KTP) crystal is a kind of nonlinear optical crystal with excellent nonlinear optical property.KTP
Crystal is positive photosensitiveness twin crystal, and transmission region is
1.064um neodymium ions laser and its all band laser freuqency doubling and frequency, optical parameter may be implemented in 350nm~4.5um
The non-colinear position (generally being matched using II saphe) of oscillation.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (3)
1. a kind of high-precision optic communication film, including optic communication film (1), it is characterised in that：The optic communication film (1) is internal
Equipped with ktp crystal (2), ktp crystal (2) the top connection Frequency Doubling Antireflection Coating (3), the Frequency Doubling Antireflection Coating (3) is internally provided with
Anti-reflection band (4) and spike filter (5) and anti-reflection band (4) is cross-linked with spike filter (5), the optic communication film (1)
Surface connection film plating layer (6) and film plating layer (6) are located at Frequency Doubling Antireflection Coating (3) top, and optic communication film (1) back is equipped with base
Body film (7), described matrix film (7) surrounding matching connection layer (8).
2. a kind of high-precision optic communication film according to claim 1, it is characterised in that：Film plating layer (6) inside
Material is SiO2。
3. a kind of high-precision optic communication film according to claim 1, it is characterised in that：The matching layer (8) is using double
Layer structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820436753.0U CN207976633U (en) | 2018-03-29 | 2018-03-29 | A kind of high-precision optic communication film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820436753.0U CN207976633U (en) | 2018-03-29 | 2018-03-29 | A kind of high-precision optic communication film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207976633U true CN207976633U (en) | 2018-10-16 |
Family
ID=63763693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820436753.0U Active CN207976633U (en) | 2018-03-29 | 2018-03-29 | A kind of high-precision optic communication film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207976633U (en) |
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2018
- 2018-03-29 CN CN201820436753.0U patent/CN207976633U/en active Active
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