CN105549139A - Infrared-resistant lens preparation method - Google Patents
Infrared-resistant lens preparation method Download PDFInfo
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- CN105549139A CN105549139A CN201610025104.7A CN201610025104A CN105549139A CN 105549139 A CN105549139 A CN 105549139A CN 201610025104 A CN201610025104 A CN 201610025104A CN 105549139 A CN105549139 A CN 105549139A
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- coating
- evaporation
- cladding
- film
- infrared ray
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Physical Vapour Deposition (AREA)
- Radiation-Therapy Devices (AREA)
- Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
- Surface Treatment Of Optical Elements (AREA)
Abstract
The invention relates to an infrared-resistant lens preparation method, and the method sequentially forms a first cladding layer, a second cladding layer and a third cladding layer on a substrate in a mode of vacuum evaporation. The substrate is a glass lens or a high molecular material lens. The first cladding layer is a silicon oxide layer, and the second cladding layer is one of a copper cladding film, a gold cladding film, a platinum cladding film and a silver cladding film or the combination of many of the copper cladding film, the gold cladding film, the platinum cladding film and the silver cladding film. The third cladding layer is an aluminium oxide layer. The lens prepared through the above method can achieve 99.5%+/-1% attenuation of infrared light, and has an effect of thermal isolation. The surface of the lens is provided with aluminium oxide, so the lens is resistant to oxidation and wear, is durable, can avoid scratch, is good in practicality, is lower in production cost, and is very high in market popularization value.
Description
Technical field
The present invention relates to a kind of preparation method of eyeglass, particularly relate to a kind of preparation method of counter infrared ray light microscopic sheet.
Background technology
During production operation, be usually in high temperature and spread all in ultrared working environment, as electric welding field, high-temperature smelting pot, high-voltage arc operation, scientific experiment etc.; Because infrared ray has strong penetration power to human body skin, hypodermis, therefore relevant practitioner needs effective personal protection, especially to the protection of eyes, must wear the eyepiece with specific function.
Existing similar protection glass utilizes the counter infrared ray light microscopic sheet adding look female injection moulding and make in lens materials, and as patent of invention CN102692731B, its material look mother-qi used is highly seasoned, affects wearer comfort; And lens materials does not possess heat conduction and radiating effect, affects wearer comfort; 3rd, when producing this product, look female optimum working temperature is 230 degrees Celsius to 250 degrees Celsius, the counter infrared ray factor survival rate more than 90% of look mother under optimum working temperature, because needs carry out injection moulding, and the working temperature of injection moulding is usually at 260-280 degree Celsius, look female carbonization can be caused, be easy to cause the counter infrared ray factor to lose efficacy, form stain, fraction defective is up to about 20%.
Utility model patent CN203101752U discloses a kind of lens structure, the impedance layer comprising blue light filtering layer and stop harmful light such as infrared ray, ultraviolet to invade, be applicable to the crowd watching TV, computer screen for a long time, be not but suitable for high temperature and spread all over the workman of infrared ray working environment.Utility model patent CN204694934U discloses a kind of work glasses with aerogel heat-proof protective film, and utilize the heat conductivility of aerogel difference to play the effect of thermal insulation protection, it makes trouble, and fails effectively to stop Infrared.
Summary of the invention
Problem to be solved by this invention is the deficiency overcoming prior art existence, provides a kind of preparation method with the eyeglass of counter infrared ray light effect, and this eyeglass also has heat insulation and function that is anti-scratch simultaneously.
This eyeglass substrate can adopt the eyeglass of glass material or the eyeglass of macromolecular material, as polycarbonate, polymetylmethacrylate, nylon PA etc.
Carrying out intensive treatment to substrate is to improve surface property, and the first coating is more easily plated.
Monox (SiO) layer of the first coating can improve the adhesion of substrate, is conducive to the generation of the second coating.Its plated film operation is specifically: setting LP-1200EBA vacuum coating equipment carries out plated film in time controling mode (to should method x2 in equipment operating manual), set device operating condition is: duration is set to 30 seconds (S), the electric current of opposing heating is set to 125 amperes (A), oxygenation capacity is set to 0, and in furnace chamber, vacuum coefficient is set to 1.0 × 10
-4torr.The evaporation of the silicon oxide layer of this ground floor adopts opposing heating to realize, and reach suitable thickness of coating by the control time, thickness is 0.5-1um.
Second coating plays and absorbs ultrared effect, realizes the effect of counter infrared ray light, and not only has the effect of reflection ray due to metal, and good heat conductivity, can play the effect of good heat absorption conductive and heat radiation.
3rd coating mainly plays anti-scratch, protection product does not come off, prevents effect that is oxidized, heat resistanceheat resistant, is this glasses lens plated core technology.
Need the thickness of strict monitoring the second rete and the 3rd coating during operation, the second coating thickness is 1200 ± 50nm, and the 3rd coating thickness is 600 ± 50nm.3rd thickness of coating can cause the second coating film plated easily to come off lower than 550nm, and higher than 650nm, himself also can easily come off; Second thickness of coating is higher than 1250nm and infrared resistant effect all can be caused to have a greatly reduced quality lower than 1150nm even losing efficacy.
The degree of depth scratched when eyeglass uses, usually can not exceed the thickness of coating oxide film, so be not enough to be corrupted to eyeglass, therefore this eyeglass possesses the function of anti-scratch simultaneously.
Second coating is plated copper film, also can be gold, platinum, silvering, plated film operation concrete operations are: setting vacuum coating equipment in optical thickness monitor mode, and adopts the mode of heating evaporation source tungsten boat to carry out evaporation, and set device operating condition is: reflection wavelength is set to 500 nanometers, Thickness Monitoring is set to 0.25QWOT, 315 type tungsten boats, electric current is initially 250 amperes, is 300 amperes to the maximum, oxygenation capacity is set to 0sccm, and in furnace chamber, vacuum coefficient is set to 8 × 10-
5torr.
3rd coating is alundum (Al2O3) layer, plated film operation concrete operations are: setting vacuum coating equipment adopts electron gun to carry out evaporation in optical thickness monitor mode, set device operating condition is: reflection wavelength is set to 500 nanometers, Thickness Monitoring is set to 1.90QWOT, the electric current of electron gun is set to 380 amperes, oxygenation capacity is set to 0, and in furnace chamber, vacuum coefficient is set to 8 × 10-
5torr.
Counter infrared ray light microscopic sheet of the present invention adopts vacuum coating equipment to carry out evaporation stratified film to eyeglass substrate, thus make the eyeglass of wavelength at the light of 780--2000nm of can decaying, it reaches 99.5% ± 1% to the attenuation rate of Infrared, and possess absorption heat, improve comfort level, in some application of special occasions, certain commercial use can be had.
Concrete scheme is as follows:
A preparation method for counter infrared ray light microscopic sheet, comprises the following steps: strengthening: cleaning substrate, after normal temperature dries, is immersed in strengthening liquid medicine polysiloxane solution, takes out and dry; Evaporation: vacuum evaporation first coating, the second coating and the 3rd coating successively on substrate, the first described coating is silicon oxide layer, the second described coating is one or more the combination in plated copper film, golden plated film, platinum plated film, silver coating, and the 3rd described coating is alundum (Al2O3) layer.
Its further technical scheme is, the method for described evaporation first coating is: plated film duration is set to 30 seconds, and the electric current of opposing heating is set to 125 amperes, and oxygenation capacity is set to 0, and in furnace chamber, vacuum coefficient is set to 1.0 × 10
-4torr.
Its further technical scheme is, the method of described evaporation second coating is: the mode adopting heating evaporation tungsten boat, reflection wavelength is set to 500 nanometers, Thickness Monitoring is set to 0.25QWOT, 315 type tungsten boats, electric current is initially 250 amperes, is 300 amperes to the maximum, oxygenation capacity is set to 0sccm, and in furnace chamber, vacuum coefficient is set to 8 × 10
-5torr.
Its further technical scheme is, the method for described evaporation the 3rd coating is: adopt electronics marksmanship, reflection wavelength is set to 500 nanometers, Thickness Monitoring is set to 1.90QWOT, the electric current of electron gun is set to 380 amperes, and oxygenation capacity is set to 0, and in furnace chamber, vacuum coefficient is set to 8 × 10
-5torr.
Beneficial effect: the eyeglass prepared by (1) the present invention has the function of counter infrared ray light, and it reaches 99.5% ± 1% to the attenuating of infrared light, protection effect is excellent; (2) eyeglass prepared by the present invention has the effect absorbing external heat and also progressively dispel the heat, and effectively stops heat to pass to human eye further, plays thermal insulation protection effect; (3) lens surface involved in the present invention is alundum (Al2O3), and have anti-oxidant, wear-resisting function, eyeglass is durable, can anti-scratch, has good practical function; (4) production cost of the present invention is lower, has very high market popularization value.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of counter infrared ray light microscopic sheet that the embodiment of the present invention provides;
Fig. 2 is the optical performance test figure of a kind of counter infrared ray light microscopic sheet that the embodiment of the present invention provides.
Embodiment
Below in conjunction with drawings and Examples, technical solution of the present invention is further elaborated.Unreceipted concrete technology or condition person in embodiment, according to the technology described by the document in this area or condition or carry out according to product description.Agents useful for same or the unreceipted production firm person of instrument, being can by the conventional products of commercial acquisition.
Fig. 1 is a kind of structural representation of counter infrared ray light microscopic sheet, 1 is substrate, and 2 is the first coating, and 3 is the second coating, and 4 is the 3rd coating.
Embodiment 1
Intensive treatment is carried out to substrate: by clean water, hang over normal temperature on utensil and dry, be immersed in strengthening liquid medicine (polysiloxane solution) and after 120 seconds, forced fluid dried.Strengthening is to improve surface property, and the first coating is more easily plated.
The model that vacuum coating equipment adopts auspicious continent vacuum machine (share) company, Long Pian Industrial Co., Ltd. produces is the vacuum coating equipment of LP-1200EBA, carries out evaporation operation to eyeglass substrate.Evaporation mode in equipment can select electron gun evaporation and the evaporation of heating tungsten boat.This embodiment carries out vacuum evaporation successively on a surface of eyeglass substrate, and respectively: the first coating is monox, the second coating is copper, and the 3rd coating is alundum (Al2O3) layer.
The vacuum coating operation of eyeglass is the coating technique known in the industry, is only described in detail to different piece below, and undeclared part is all adopt usual technology in the industry to realize, and with reference to existing related data, no longer can carry out duplicate explanation in this.
First coating silicon oxide film operation concrete operations are: setting LP-1200EBA vacuum coating equipment carries out plated film in time controling mode (to should method x2 in equipment operating manual), set device operating condition is: duration is set to 30 seconds (S), the electric current of opposing heating is set to 125 amperes (A), oxygenation capacity is set to 0, and in furnace chamber, vacuum coefficient is set to 1.0 × 10
-4torr.
Second coating plated copper film operation concrete operations are: set this LP-1200EBA vacuum coating equipment in optical thickness monitor mode (to should method x1 in equipment operating manual or x2), and adopt the mode of heating evaporation source tungsten boat to carry out evaporation, set device operating condition is: reflection wavelength is set to 420 nanometers (nm), Thickness Monitoring is set to 0.25QWOT (thickness of 1/4 wavelength is 1QWOT), the electrode current of 315 type tungsten boats a kind of model of size (315 be) is 250-300 ampere, concrete, electric current is set to 250 amperes at the beginning, what burn is stage casing, stage casing tungsten boat has burnt down, the tungsten boat at two ends can be burnt, the electric current at this time needed is just greater, maximumly be set to 300 amperes.Oxygenation capacity is set to 0sccm (standard-statecubiccentimeterperminute, mark condition milliliter per minute), and in furnace chamber, vacuum coefficient is set to 8 × 10
-5torr, thus the physical film thickness of the layers of copper of the second layer that this eyeglass substrate plates to be closely monitored be 1200 ± 50 nanometers (nm).
Second coating also can be the one in gold, platinum, silver, or copper, gold, platinum, silver-colored composite deposite.
The evaporation of this second coating adopts the mode of heating evaporation source tungsten boat to realize, and is a kind of vacuum coating production process of strict Thickness Monitoring, uses when being applicable to higher to the requirement of monitored thickness.
The plated film operation of the 3rd coating alundum (Al2O3) layer is specifically: set this LP-1200EBA vacuum coating equipment and carry out plated film in optical thickness monitor mode (to should method x1 in equipment operating manual or x2), set device operating condition is: reflection wavelength is set to 500 nanometers (nm), Thickness Monitoring is set to 1.90QWOT (thickness of 1/4 wavelength is 1QWOT), the electric current of electron gun is set to 380 amperes, oxygenation capacity is set to 0, and in furnace chamber, vacuum coefficient is set to 8 × 10
-5torr, thus the physical film thickness of the alundum (Al2O3) layer of the second coating that this eyeglass substrate plates to be closely monitored be 600 ± 50 nanometers (nm).The evaporation of the alundum (Al2O3) layer of the 3rd coating adopts EB electronics marksmanship to realize, and is a kind of vacuum coating production process of strict Thickness Monitoring, uses when being applicable to higher to the requirement of monitored thickness.
The counter infrared ray light microscopic sheet of decay (780---2000NM) wavelength light (mainly infrared portions) 99.5% ± 1% can be made through above-mentioned vacuum evaporation operation, as shown in Figure 1, this counter infrared ray light microscopic sheet comprises: substrate (1), first coating (2), second coating (3), 3rd coating (4), wherein, second coating thickness is 1200 ± 50 nanometers (nm), and the 3rd coating thickness is 600 ± 50 nanometers (nm).
The two counter infrared ray light microscopic sheets made with said method, carry out optical performance test respectively, and adopt Sunglasses lenses sun clips CE Valuation Standard (standard: EN1836:2005 (A1:2007)) to test, test result is shown in Fig. 2.
As can be seen from Figure 2, counter infrared ray light microscopic sheet prepared by the present invention can reach the effect of decay 780---2000NM wavelength light, according to IR5 standard logarithmic according to carrying out analytical calculation, it has gone out to decay 99.5% ± 1% to infrared portions, the successful of this eyeglass counter infrared ray visible, can be used for protecting infrared light, there is certain commercial use.
Because metal not only has the effect of reflection ray, and good heat conductivity, the effect of good heat absorption conductive and heat radiation can be played, so eyeglass also has heat insulation function, and the degree of depth scratched during eyeglass use, usually can not exceed the thickness of coating oxide film, so be not enough to be corrupted to eyeglass, therefore this eyeglass possesses the function of anti-scratch simultaneously.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment within the scope of the invention when not departing from principle of the present invention and aim, revising, replacing and modification.
Claims (4)
1. a preparation method for counter infrared ray light microscopic sheet, its spy is: comprise the following steps:
Strengthening: cleaning substrate, after normal temperature dries, is immersed in strengthening liquid medicine polysiloxane solution, takes out and dry; Evaporation: vacuum evaporation first coating, the second coating and the 3rd coating successively on substrate, the first described coating is silicon oxide layer, the second described coating is one or more the combination in plated copper film, golden plated film, platinum plated film, silver coating, and the 3rd described coating is alundum (Al2O3) layer.
2. the preparation method of a kind of counter infrared ray light microscopic sheet according to claim 1, it is characterized in that: the method for described evaporation first coating is: plated film duration is set to 30 seconds, the electric current of opposing heating is set to 125 amperes, and oxygenation capacity is set to 0, and in furnace chamber, vacuum coefficient is set to 1.0 × 10
-4torr.
3. the preparation method of a kind of counter infrared ray light microscopic sheet according to claim 1, it is characterized in that: the method for described evaporation second coating is: the mode adopting heating evaporation tungsten boat, reflection wavelength is set to 500 nanometers, Thickness Monitoring is set to 0.25QWOT, 315 type tungsten boats, electric current is initially 250 amperes, is 300 amperes to the maximum, oxygenation capacity is set to 0sccm, and in furnace chamber, vacuum coefficient is set to 8 × 10
-5torr.
4. the preparation method of a kind of counter infrared ray light microscopic sheet according to claim 1, it is characterized in that: the method for described evaporation the 3rd coating is: adopt electronics marksmanship, reflection wavelength is set to 500 nanometers, Thickness Monitoring is set to 1.90QWOT, the electric current of electron gun is set to 380 amperes, oxygenation capacity is set to 0, and in furnace chamber, vacuum coefficient is set to 8 × 10
-5torr.
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|---|---|---|---|
| CN201610025104.7A CN105549139B (en) | 2016-01-15 | 2016-01-15 | A kind of preparation method of counter infrared ray light microscopic piece |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610025104.7A CN105549139B (en) | 2016-01-15 | 2016-01-15 | A kind of preparation method of counter infrared ray light microscopic piece |
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| CN105549139A true CN105549139A (en) | 2016-05-04 |
| CN105549139B CN105549139B (en) | 2018-03-02 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101169485A (en) * | 2006-10-24 | 2008-04-30 | 北京航空航天大学 | Solar energy selective absorption coating |
| CN201917731U (en) * | 2010-10-28 | 2011-08-03 | 北京金吉奥梦科技有限公司 | Anti-infrared spectacle glass |
| CN103029371A (en) * | 2012-12-31 | 2013-04-10 | 郭射宇 | Solar selective absorption membrane and preparation method thereof |
| CN103415792A (en) * | 2011-03-09 | 2013-11-27 | 日东电工株式会社 | Infrared reflective film |
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2016
- 2016-01-15 CN CN201610025104.7A patent/CN105549139B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101169485A (en) * | 2006-10-24 | 2008-04-30 | 北京航空航天大学 | Solar energy selective absorption coating |
| CN201917731U (en) * | 2010-10-28 | 2011-08-03 | 北京金吉奥梦科技有限公司 | Anti-infrared spectacle glass |
| CN103415792A (en) * | 2011-03-09 | 2013-11-27 | 日东电工株式会社 | Infrared reflective film |
| CN103029371A (en) * | 2012-12-31 | 2013-04-10 | 郭射宇 | Solar selective absorption membrane and preparation method thereof |
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| CN105549139B (en) | 2018-03-02 |
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