CN206557425U - A kind of cutoff filter - Google Patents
A kind of cutoff filter Download PDFInfo
- Publication number
- CN206557425U CN206557425U CN201621234006.6U CN201621234006U CN206557425U CN 206557425 U CN206557425 U CN 206557425U CN 201621234006 U CN201621234006 U CN 201621234006U CN 206557425 U CN206557425 U CN 206557425U
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- plating layer
- layer
- film plating
- film
- visible ray
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Abstract
The utility model discloses a kind of cutoff filter, including optical filter main body, transparent glass substrate, first visible ray film plating layer, first infrared light film plating layer, anti-wear film layer, antifouling film layer, air, second visible ray film plating layer and the second infrared light film plating layer, the optical filter main body includes transparent glass substrate, and both sides are respectively arranged with the first visible ray film plating layer and the second visible ray film plating layer above and below transparent glass substrate, the first visible ray film plating layer is mutually stacked with the first infrared light film plating layer, the outer layer of the anti-wear film layer is provided with antifouling film layer, and antifouling film layer is in contact with air, the second visible ray film plating layer is mutually stacked with the second infrared light film plating layer.The cutoff filter is provided with visible ray film plating layer, seven kinds of visible rays can be filtered by visible ray film plating layer on the basis of infrared filtering, multi-light is individually filtered so as to realize, the use demand of people is disclosure satisfy that.
Description
Technical field
The utility model is related to filter technology field, specially a kind of cutoff filter.
Background technology
Optical filter is the optics of the radiation wave band needed for choosing.One general character of optical filter, is exactly not any
Optical filter can allow the imaging of celestial body to become brighter, because all optical filters can all absorb some wavelength, so that object becomes
Obtain darker, be mainly used in the first-class digital image-forming field of camera mobile phone camera, computer built-in camera, automobile camera shooting, use
The influence being imaged in elimination infrared light to CCD/CMOS.
The optical filter of prior art can only realize the optical filtering to single light, it is impossible to reach the independent filter to multi-light
Light, it is impossible to meet the use demand of people, in view of defect present in above prior art, it is necessary to further improve it,
Make it more for practicality, can just meet actual use situation.
Utility model content
The purpose of this utility model is to provide a kind of cutoff filter, existing to solve to propose in above-mentioned background technology
The optical filter for having technology can only realize the optical filtering to single light, it is impossible to reach the independent optical filtering to multi-light, it is impossible to full
The problem of use demand of sufficient people.
To achieve the above object, the utility model provides following technical scheme：A kind of cutoff filter, including filter
Piece main body, transparent glass substrate, the first visible ray film plating layer, the first infrared light film plating layer, anti-wear film layer, antifouling film layer, sky
Gas, the second visible ray film plating layer and the second infrared light film plating layer, the optical filter main body include transparent glass substrate, and transparent
Both sides are respectively arranged with the first visible ray film plating layer and the second visible ray film plating layer, the first visible ray plating above and below glass substrate
Film layer is mutually stacked with the first infrared light film plating layer, and the first infrared light film plating layer phase stack surface is provided with anti-wear film layer, institute
The outer layer for stating anti-wear film layer is provided with antifouling film layer, and antifouling film layer is in contact with air, the second visible ray film plating layer
Mutually stacked with the second infrared light film plating layer.
It is preferred that, the first visible ray film plating layer and the second visible ray film plating layer are divided into seven layers, and each layer is by height
The silica SiO2 film layers of refractive index and alternately laminated nine compositions of the titanium dioxide TiO2 film layers of low-refraction, while seven layers
Refraction wavelength band be respectively 615-650nm feux rouges, 600-610nm orange lights, 580-595nm gold-tinteds, 565-575nm yellowish green
Light, 495-530nm green glows, 450-480nm blue lights and 370-410nm purple lights.
It is preferred that, the first infrared light film plating layer and the second infrared light film plating layer by high index of refraction silica SiO2
Film layer and alternately laminated nine compositions of the titanium dioxide TiO2 film layers of low-refraction.
It is preferred that, the thickness range of the anti-wear film layer and antifouling film layer is 3-5nm.
Compared with prior art, the beneficial effects of the utility model are：The cutoff filter is provided with visible ray plating
Film layer, can be (feux rouges, orange light, gold-tinted, yellowish green to seven kinds of visible rays by visible ray film plating layer on the basis of infrared filtering
Light, green glow, blue light and blue light) filtered, multi-light is individually filtered so as to realize, disclosure satisfy that people's
Use demand, while visible ray film plating layer and infrared light film plating layer are provided with transparent glass substrate two sides, can be fully right
Light is reflected and absorbed, and filter effect is strong, and the thickness range of anti-wear film layer and antifouling film layer is 3-5nm, is not interfered with
The reflecting effect of film plating layer, it is rational in infrastructure.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the utility model partial structural diagram.
In figure：1st, optical filter main body, 2, transparent glass substrate, the 3, first visible ray film plating layer, the 4, first infrared light plated film
Layer, 5, anti-wear film layer, 6, antifouling film layer, 7, air, the 8, second visible ray film plating layer, the 9, second infrared light film plating layer, 10, two
The film layer of silicon oxide sio 2,11, titanium dioxide TiO2 film layers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of cutoff filter, including optical filter
Main body 1, transparent glass substrate 2, the first visible ray film plating layer 3, the first infrared light film plating layer 4, anti-wear film layer 5, antifouling film layer
6th, air 7, the second visible ray film plating layer 8, the second infrared light film plating layer 9, silica SiO2 film layers 10 and titanium dioxide TiO2
Film layer 11, optical filter main body 1 includes transparent glass substrate 2, and transparent glass substrate about 2 both sides be respectively arranged with first can
See the visible ray film plating layer 8 of light film plating layer 3 and second, the first visible ray film plating layer 3 and the second visible ray film plating layer 8 are divided into seven
Layer, and each layer replaces by the silica SiO2 film layers 10 of high index of refraction and the titanium dioxide TiO2 film layers 11 of low-refraction
Nine compositions of stacking, while seven layers of refraction wavelength band is respectively 615-650nm feux rouges, 600-610nm orange lights, 580-
595nm gold-tinteds, 565-575nm green-yellow lights, 495-530nm green glows, 450-480nm blue lights and 370-410nm purple lights, first is visible
Light film plating layer 3 is mutually stacked with the first infrared light film plating layer 4, and the phase stack surface of the first infrared light film plating layer 4 be provided with it is anti-wear
Film layer 5, the first infrared light film plating layer 4 and the second infrared light film plating layer 9 are by the silica SiO2 film layers 10 of high index of refraction and low
Alternately laminated nine times compositions of titanium dioxide TiO2 film layers 11 of refractive index, by nine layers of anti-reflection film, thereby may be ensured that averagely anti-
Rate is penetrated less than 1%, the outer layer of anti-wear film layer 5 is provided with antifouling film layer 6, and antifouling film layer 6 is in contact with air 7, anti-wear
The thickness range of film layer 5 and antifouling film layer 6 is 3-5nm, and film plating layer can be carried out by anti-wear film layer 5 and antifouling film layer 6
Protect and greasy dirt and dust can be prevented, using effect is good, the second visible ray film plating layer 8 and the phase of the second infrared light film plating layer 9
Stack.
Operation principle：When using the cutoff filter, a simple structure is first carried out to the device and is understood,
In the vacuum chamber of vacuum coating equipment, using physical gas phase deposition technology, accurate deposition regulation is thick successively on transparent glass substrate 2
The silica SiO2 film layers 10 and titanium dioxide TiO2 film layers 11 of number of plies requirement are spent, described the first visible ray plating is ultimately formed
Film layer 3, the first infrared light film plating layer 4, the second visible ray film plating layer 8 and the second infrared light film plating layer 9, are plated by the first visible ray
The visible ray film plating layer 8 of film layer 3 and second can be launched and be absorbed to seven kinds of visible rays, pass through the first infrared light film plating layer 4
Infrared light can be reflected and be absorbed with the second infrared light film plating layer 9.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent substitution, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc. all should
Within protection domain of the present utility model.
Claims (4)
1. a kind of cutoff filter, including optical filter main body (1), transparent glass substrate (2), the first visible ray film plating layer
(3), the first infrared light film plating layer (4), anti-wear film layer (5), antifouling film layer (6), air (7), the second visible ray film plating layer (8)
With the second infrared light film plating layer (9), it is characterised in that：The optical filter main body (1) includes transparent glass substrate (2), and thoroughly
Bright glass substrate (2) is respectively arranged with the first visible ray film plating layer (3) and the second visible ray film plating layer (8) in both sides up and down, described
First visible ray film plating layer (3) is mutually stacked with the first infrared light film plating layer (4), and the first infrared light film plating layer (4) mutually stacks table
Face is provided with anti-wear film layer (5), and the outer layer of the anti-wear film layer (5) is provided with antifouling film layer (6), and antifouling film layer (6)
It is in contact with air (7), the second visible ray film plating layer (8) mutually stacks with the second infrared light film plating layer (9).
2. a kind of cutoff filter according to claim 1, it is characterised in that：The first visible ray film plating layer
(3) and the second visible ray film plating layer (8) is divided into seven layers, and each layer by high index of refraction silica SiO2 film layers (10) and
Alternately laminated nine compositions of titanium dioxide TiO2 film layers (11) of low-refraction, while seven layers of refraction wavelength band is respectively
615-650nm feux rouges, 600-610nm orange lights, 580-595nm gold-tinteds, 565-575nm green-yellow lights, 495-530nm green glows, 450-
480nm blue lights and 370-410nm purple lights.
3. a kind of cutoff filter according to claim 1, it is characterised in that：The first infrared light film plating layer
(4) and the second infrared light film plating layer (9) by high index of refraction silica SiO2 film layers (10) and the titanium dioxide of low-refraction
Alternately laminated nine compositions of TiO2 film layers (11).
4. a kind of cutoff filter according to claim 1, it is characterised in that：The anti-wear film layer (5) and anti-
The thickness range of dirty film layer (6) is 3-5nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234006.6U CN206557425U (en) | 2016-11-17 | 2016-11-17 | A kind of cutoff filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234006.6U CN206557425U (en) | 2016-11-17 | 2016-11-17 | A kind of cutoff filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206557425U true CN206557425U (en) | 2017-10-13 |
Family
ID=60369869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621234006.6U Expired - Fee Related CN206557425U (en) | 2016-11-17 | 2016-11-17 | A kind of cutoff filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206557425U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110865433A (en) * | 2019-12-27 | 2020-03-06 | 江西水晶光电有限公司 | Optical filter for identifying fingerprints under screen and preparation method thereof |
| CN112216758A (en) * | 2020-09-29 | 2021-01-12 | 玉环晶科能源有限公司 | Solar cell backboard, photovoltaic module and manufacturing method of solar cell backboard |
| CN113800782A (en) * | 2021-09-30 | 2021-12-17 | 台州星星光电科技有限公司 | Matte black coated glass panel that sees through to laser radar infrared light |
-
2016
- 2016-11-17 CN CN201621234006.6U patent/CN206557425U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110865433A (en) * | 2019-12-27 | 2020-03-06 | 江西水晶光电有限公司 | Optical filter for identifying fingerprints under screen and preparation method thereof |
| CN112216758A (en) * | 2020-09-29 | 2021-01-12 | 玉环晶科能源有限公司 | Solar cell backboard, photovoltaic module and manufacturing method of solar cell backboard |
| CN112216758B (en) * | 2020-09-29 | 2022-06-10 | 玉环晶科能源有限公司 | Solar cell backboard, photovoltaic module and manufacturing method of solar cell backboard |
| CN113800782A (en) * | 2021-09-30 | 2021-12-17 | 台州星星光电科技有限公司 | Matte black coated glass panel that sees through to laser radar infrared light |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171013 Termination date: 20191117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |