CN203965647U - The optical anti-reflective film of two kinds of Coating Materials of a kind of employing - Google Patents
The optical anti-reflective film of two kinds of Coating Materials of a kind of employing Download PDFInfo
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- CN203965647U CN203965647U CN201420095137.5U CN201420095137U CN203965647U CN 203965647 U CN203965647 U CN 203965647U CN 201420095137 U CN201420095137 U CN 201420095137U CN 203965647 U CN203965647 U CN 203965647U
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- rete
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- sio
- eyeglass
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Abstract
The utility model relates to optical anti-reflective film design field, relates in particular to the optical anti-reflective film of two kinds of Coating Materials of a kind of employing, adopts four tunic designs, and only adopts Ti
3o
5and SiO
2two kinds of Coating Materials, meet transmitance all higher designing requirements in very wide wavelength coverage, more can effectively reduce and owe the phenomenon that causes lens edge rubescent because of film, the green appearance of guarantee eyeglass that simultaneously still can be stable, and increased to a certain extent optical system luminous flux, be conducive to improve image quality.
Description
Technical field
The utility model relates to optical anti-reflective film design field, relates in particular to the optical anti-reflective film of two kinds of Coating Materials of a kind of employing.
Background technology
In optical element, because the reflex of element surface makes optical energy loss, in order to reduce the reflection loss of element surface, the optical element surface coating transparent dielectric film of being everlasting, this film is just anti-reflection film.In a lot of applications, anti-reflection film is indispensable, otherwise, cannot reach the requirement of application, with the camera of the autozoom of a 35mm who is formed by 18 lens, there is 4% reflection at the interface of supposing each glass and air, there is no anti-reflection camera lens light transmission rate is 27%, and the camera lens light transmission rate that is coated with a skim is 66%, and what plate multilayer film is 85%, as can be seen here, anti-reflection film is well positioned to meet application requirements.
In the anti-reflection film design of higher-end near visible wave band, the more than three kinds coating materials of most employings designs at present, and most of for being greater than the design of four tunics.But this type of anti-reflection film materials kind is many, and consumption is large, and actual plated film production cost is higher, and the penetrating band of light is narrower, and the optical property of optical element is restricted.In addition, it is green that industry customer requires eyeglass film look to approach, and reflectivity is less than 0.5% within the scope of 420 to 680nm, and existing anti-reflection film is also difficult to meet these designing requirements.
Summary of the invention
The purpose of this utility model is to provide for the deficiencies in the prior art a kind of transmitance all higher and only adopt the optical anti-reflective film of two kinds of Coating Materials in very wide wavelength coverage.
For achieving the above object, the utility model is achieved through the following technical solutions.
An optical anti-reflective film that adopts two kinds of Coating Materials, comprises eyeglass, is coated with four tunic layers on eyeglass, and plated film formula is: G|HLHL|A; Wherein G is eyeglass, and A is air, and two vertical lines there is no practical significance, represent plated film rete between vertical line; H is Ti
3o
5, L is SiO
2; This four tunics layer is followed successively by ground floor SiO from top to bottom
2rete, second layer Ti
3o
5rete, the 3rd layer of SiO
2rete, the 4th layer of Ti
3o
5rete, wherein ground floor SiO
2rete is the top layer film of ingress of air, the 4th layer of Ti
3o
5rete is the eyeglass rete of being close to eyeglass;
The physics gross thickness of four tunic layers is 256.69nm;
Every layer thickness is:
The 4th layer of Ti
3o
5rete: 13.40nm,
The 3rd layer of SiO
2rete: 28.46nm,
Second layer Ti
3o
5rete: 127.83nm,
Ground floor SiO
2rete: 87nm.
The measured Ti of actual production
3o
5and SiO
2refractive index is respectively 2.091,1.445, and eyeglass refractive index is 1.534, and centre wavelength is 550nm, and incident angle is 0 ° to 40 °.
The beneficial effects of the utility model are: the optical anti-reflective film of two kinds of Coating Materials of a kind of employing described in the utility model, adopts four tunic designs, and only adopt Ti
3o
5and SiO
2two kinds of Coating Materials, meet transmitance all higher designing requirements in very wide wavelength coverage, more can effectively reduce and owe the phenomenon that causes lens edge rubescent because of film, the green appearance of guarantee eyeglass that simultaneously still can be stable, and increased to a certain extent optical system luminous flux, be conducive to improve image quality.
Brief description of the drawings
Utilize accompanying drawing to be further detailed the utility model below, but the embodiment in accompanying drawing does not form any restriction of the present utility model.
Fig. 1 is film layer structure schematic diagram of the present utility model.
Fig. 2 is reflectance curves of the present utility model.
Fig. 3 is the susceptibility schematic diagram that rete of the present utility model is subject to technological fluctuation.
Embodiment
Below in conjunction with concrete embodiment, the utility model is described.
As shown in Figure 1 to Figure 3, the optical anti-reflective film of two kinds of Coating Materials of a kind of employing, comprises eyeglass, is coated with four tunic layers on eyeglass, and plated film formula is: G|HLHL|A; Wherein G is eyeglass, and A is air, and two vertical lines there is no practical significance, represent plated film rete between vertical line; H is Ti
3o
5, L is SiO
2; This four tunics layer is followed successively by ground floor SiO from top to bottom
2rete, second layer Ti
3o
5rete, the 3rd layer of SiO
2rete, the 4th layer of Ti
3o
5rete, wherein ground floor SiO
2rete is the top layer film of ingress of air, the 4th layer of Ti
3o
5rete is the eyeglass rete of being close to eyeglass;
The physics gross thickness of four tunic layers is 256.69nm;
Every layer thickness is:
The 4th layer of Ti
3o
5rete: 13.40nm,
The 3rd layer of SiO
2rete: 28.46nm,
Second layer Ti
3o
5rete: 127.83nm,
Ground floor SiO
2rete: 87nm.
The optical anti-reflective film of two kinds of Coating Materials of above-mentioned a kind of employing, high index of refraction used is Ti
3o
5, firmly, and be transparent at visible ray and near-infrared region, compare TiO
2deng oxide, in coating process, oxygen content is constant, can obtain stable refractive index.Low-index material used is SiO
2, be the very little material of decomposition of sole exception, light absorption is little, wear-resistant corrosion-resistant, than conventional MgF
2, the stress of generation is less, and rete is firm, and cost is relatively low.The measured Ti of actual production
3o
5and SiO
2refractive index is respectively 2.091,1.445, and eyeglass refractive index is 1.534, and centre wavelength is 550nm, and incident angle is 0 ° to 40 °.
The optical anti-reflective film of two kinds of Coating Materials of a kind of employing described in the utility model has the following advantages as can be seen from Figure 2:
1) because customer requirement product film look approaches green, and the reflectivity maximum value of this film system is in 540 left and right, be in the position of the slightly biased long wave of green band center, be positioned at the film system of green band center than reflection maximum value, more can effectively reduce and owe the phenomenon that causes lens edge rubescent because of film, the green appearance of guarantee eyeglass that simultaneously still can be stable;
2) lens system itself is within the scope of 420-680nm to the requirement of film system, and reflectivity is less than 1.This film be reflectivity to be less than 1 wave band be 402～728nm, than requiring, the wave band (420-680nm) of standard is wide many, represent new film be reflectivity be subject to technological fluctuation to affect meeting little many;
3) reflectivity maximum value is in 0.4% left and right, 1% more much lower than what require standard, increased to a certain extent optical system luminous flux, is conducive to improve image quality.
The longitudinal axis data of Fig. 3 represent that rete is subject to the susceptibility of technological fluctuation, and data are higher, and susceptibility is higher; Transverse axis is rete number (meaning of which tunic), and such as 4 on transverse axis represents the 4th tunic, Fig. 3 can find out that the optical anti-reflective film of two kinds of Coating Materials of a kind of employing described in the utility model has the following advantages:
1) the high sensitive of most film is more than 30, our film be high sensitive lower than 17, so the stability of technique entirety, repeatability are very good, be applicable to large-scale production;
2) Coating Materials kind is few, and rete all can reduce less crucible rotation and reload the time used, and the plated film time used, and coating materials materials are less, cost-saving to a great extent.
In sum, the optical anti-reflective film of two kinds of Coating Materials of a kind of employing described in the utility model, adopts four tunic designs, and only adopts Ti
3o
5and SiO
2two kinds of Coating Materials, meet transmitance all higher designing requirements in very wide wavelength coverage, more can effectively reduce and owe the phenomenon that causes lens edge rubescent because of film, the green appearance of guarantee eyeglass that simultaneously still can be stable, and increased to a certain extent optical system luminous flux, be conducive to improve image quality.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (2)
1. an optical anti-reflective film that adopts two kinds of Coating Materials, comprises eyeglass, it is characterized in that: on eyeglass, be coated with four tunic layers, plated film formula is: G|HLHL|A; Wherein G is eyeglass, and A is air, and two vertical lines there is no practical significance, represent plated film rete between vertical line; H is Ti
3o
5, L is SiO
2; This four tunics layer is followed successively by ground floor SiO from top to bottom
2rete, second layer Ti
3o
5rete, the 3rd layer of SiO
2rete, the 4th layer of Ti
3o
5rete, wherein ground floor SiO
2rete is the top layer film of ingress of air, the 4th layer of Ti
3o
5rete is the eyeglass rete of being close to eyeglass;
The physics gross thickness of four tunic layers is 256.69nm;
Every layer thickness:
The 4th layer of Ti
3o
5rete: 13.40nm,
The 3rd layer of SiO
2rete: 28.46nm,
Second layer Ti
3o
5rete: 127.83nm,
Ground floor SiO
2rete: 87nm.
2. the optical anti-reflective film of two kinds of Coating Materials of a kind of employing according to claim 1, is characterized in that: the measured Ti of actual production
3o
5and SiO
2refractive index is respectively 2.091,1.445, and eyeglass refractive index is 1.534, and centre wavelength is 550nm, and incident angle is 0 ° to 40 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420095137.5U CN203965647U (en) | 2014-03-04 | 2014-03-04 | The optical anti-reflective film of two kinds of Coating Materials of a kind of employing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420095137.5U CN203965647U (en) | 2014-03-04 | 2014-03-04 | The optical anti-reflective film of two kinds of Coating Materials of a kind of employing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203965647U true CN203965647U (en) | 2014-11-26 |
Family
ID=51926210
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|---|---|---|---|
| CN201420095137.5U Withdrawn - After Issue CN203965647U (en) | 2014-03-04 | 2014-03-04 | The optical anti-reflective film of two kinds of Coating Materials of a kind of employing |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007490A (en) * | 2014-03-04 | 2014-08-27 | 东莞市旭业光电科技有限公司 | Optical antireflection film adopting two coating materials |
| CN104793273A (en) * | 2015-05-13 | 2015-07-22 | 林建国 | Sapphire camera lens |
| CN105911617A (en) * | 2016-06-23 | 2016-08-31 | 江西兴邦光电股份有限公司 | Coating material capable of reducing reflectivity of optical lens |
| CN107305259A (en) * | 2016-04-22 | 2017-10-31 | 玉晶光电(厦门)有限公司 | Optical mirror slip |
-
2014
- 2014-03-04 CN CN201420095137.5U patent/CN203965647U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007490A (en) * | 2014-03-04 | 2014-08-27 | 东莞市旭业光电科技有限公司 | Optical antireflection film adopting two coating materials |
| CN104007490B (en) * | 2014-03-04 | 2016-06-15 | 广东旭业光电科技股份有限公司 | A kind of optical anti-reflective film adopting two kinds of Coating Materials |
| CN104793273A (en) * | 2015-05-13 | 2015-07-22 | 林建国 | Sapphire camera lens |
| CN107305259A (en) * | 2016-04-22 | 2017-10-31 | 玉晶光电(厦门)有限公司 | Optical mirror slip |
| CN107305259B (en) * | 2016-04-22 | 2019-07-26 | 玉晶光电(厦门)有限公司 | Optical mirror slip |
| CN105911617A (en) * | 2016-06-23 | 2016-08-31 | 江西兴邦光电股份有限公司 | Coating material capable of reducing reflectivity of optical lens |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG XUYE OPTOELECTRONICS TECHNOLOGY CO., LTD Free format text: FORMER NAME: DONGGUAN XUYE OPTOELECTRONIC TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 523000 Guangdong province Dongguan City Shipai town of Fulong Industrial Zone Second Road two Patentee after: Guangdong Xu Ye Optoelectronics Technology incorporated company Address before: 523000 Guangdong Province, Dongguan City Shipai Town Industrial Zone seven second Fulong road Dongguan xuye Photoelectric Technology Co. Ltd. Patentee before: Dongguan Xuye Photoelectric Technology Co.,Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141126 Effective date of abandoning: 20160615 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |