CN204674116U - A kind of blue light high reflecting glass and automobile rearview mirror - Google Patents
A kind of blue light high reflecting glass and automobile rearview mirror Download PDFInfo
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- CN204674116U CN204674116U CN201520307660.4U CN201520307660U CN204674116U CN 204674116 U CN204674116 U CN 204674116U CN 201520307660 U CN201520307660 U CN 201520307660U CN 204674116 U CN204674116 U CN 204674116U
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- blue light
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Abstract
The utility model is applicable to coated glass technical field, provide a kind of blue light high reflecting glass and automobile rearview mirror, blue light high reflecting glass comprise glass substrate, stacked be sputtered at glass substrate one surface the first niobium pentaoxide rete or the first titanium oxide film layer, silica coating and the second niobium pentaoxide rete or the second titanium oxide film layer; The thickness of the first niobium pentaoxide rete or the first titanium oxide film layer is 20 ~ 60nm, and refractive index is 2.1 ~ 2.5; The thickness of silica coating is 50 ~ 100nm, and refractive index is 1.4 ~ 1.5; The thickness of the second niobium pentaoxide rete or the second titanium oxide film layer is 20 ~ 80nm; This blue light high reflecting glass to blue light reflectance higher than to other visible light reflectance.To blue light high reverse--bias, to the low reflection of other visible rays, in the application of automobile rearview mirror, can ensure that driver is clear sees rear road conditions to the utility model, turn avoid rearview mirror reflect dazzling light and affect pilot's line of vision, ensures safe driving.
Description
Technical field
The utility model belongs to coated glass technical field, particularly a kind of blue light high reflecting glass and comprise the automobile rearview mirror of the high anti-glass of this blue light.
Background technology
Along with the raising of people's living standard, private vehicle gets more and more, and automotive safety more and more receives publicity.People have been dissolved into the various aspects of automobile safety, little of one piece of room mirror.Traditional automobile rearview mirror is common two-way mirror, potential safety hazard is there is no when using in the daytime, can in driving at night process, the high beam of vehicle irradiates below, minute surface produces dazzling reverberation, especially green-yellow light is comparatively large to the stimulation of human eye, causes the normal line of sight of driver to be obstructed, and produces potential safety hazard.
Utility model content
The purpose of this utility model is to provide a kind of blue light high reflecting glass, is intended to solve automobile rearview mirror and reflects the problem that dazzling light affects driver safety driving.
The utility model realizes like this, a kind of blue light high reflecting glass, comprises glass substrate, stacks gradually and be sputtered at the first niobium pentaoxide rete on described glass substrate one surface or the first titanium oxide film layer, silica coating and the second niobium pentaoxide rete or the second titanium oxide film layer; The thickness of described first niobium pentaoxide rete or the first titanium oxide film layer is 20 ~ 60nm; The thickness of described silica coating is 50 ~ 100nm; The thickness of described second niobium pentaoxide rete or the second titanium oxide film layer is 20 ~ 80nm; Described first niobium pentaoxide rete and the second niobium pentaoxide rete are 2.10 ~ 2.50 to the refractive index of 550nm, described first titanium oxide film layer and the second titanium oxide film layer are 2.10 ~ 2.50 to the refractive index of 550nm, and described silica coating is 1.40 ~ 1.50 to the refractive index of 550nm; Described blue light high reflecting glass to blue light reflectance higher than the reflectivity to its all band visible ray.
Further, described blue light high reflecting glass to blue light reflectance higher than 65%.
Described blue light high reflecting glass to yellow light reflectance lower than 55%.
Another object of the present utility model is to provide a kind of automobile rearview mirror, comprises described blue light high reflecting glass.
Further, black ink is had at another surface printing of described blue light high reflecting glass.
The utility model adopts above-mentioned material to arrange according to above-mentioned parameter and order lamination, the high reverse--bias to blue light can be realized, and the low reflection to other visible rays, the alternatively non-transparent materials such as ink are coated with at its back side, blue mirror can be obtained, in the application of automobile rearview mirror, other visible light reflectance can be reduced, especially the more sensitive yellowish green light reflectance of human eye is reduced particularly useful to safe driving, and then avoid rearview mirror and reflect dazzling light and the sight line affecting driver, and also can ensure that driver can see rear road conditions clearly to blue light high reverse--bias, and then guarantee safe driving.
Accompanying drawing explanation
Fig. 1 is the structural representation of the blue light high reflecting glass that the utility model embodiment provides;
Fig. 2 is the reflectance curve figure of the blue light high reflecting glass that the utility model embodiment provides;
Fig. 3 is the preparation method flow chart of the blue light high reflecting glass that the utility model embodiment provides.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with specific embodiment, specific implementation of the present utility model is described in detail:
Please refer to Fig. 1, the utility model embodiment provides a kind of blue light high reflecting glass, comprises glass substrate 01, stacks gradually the first niobium pentaoxide rete 02 (or first titanium oxide film layer) of the high index of refraction be sputtered on glass substrate 01 1 surface, the silica coating 03 of low-refraction and the second niobium pentaoxide rete 04 (or second titanium oxide film layer) of high index of refraction.The refractive index of this first niobium pentaoxide rete 02 (or first titanium oxide film layer) and the second niobium pentaoxide rete (or second titanium oxide film layer) 04 couple of 550nm is 2.10 ~ 2.50.The thickness of the first niobium pentaoxide rete 02 (or first titanium oxide film layer) is 20 ~ 60nm; The refractive index of this silica coating 03 couple of 550nm is 1.40 ~ 1.50, and thickness is 50 ~ 100nm.The thickness of the second niobium pentaoxide rete (or second titanium oxide film layer) 04 is 20 ~ 80nm.This blue light high reflecting glass to blue light reflectance higher than the reflectivity to its all band visible ray.
Above-mentioned material is adopted to arrange according to above-mentioned parameter and order lamination, the high reverse--bias to blue light can be realized, and the low reflection to other visible rays, the alternatively non-transparent materials such as ink are coated with at its back side, blue mirror can be obtained, in the application of automobile rearview mirror, other visible light reflectance can be reduced, especially the more sensitive yellowish green light reflectance of human eye is reduced particularly useful to safe driving, and then avoid rearview mirror and reflect dazzling light and the sight line affecting driver, and also can ensure that driver can see rear road conditions clearly to blue light high reverse--bias, and then guarantee safe driving.
Further, the blue light high reflecting glass that the utility model provides makes by following method, and concrete steps are as follows:
In step S101, choose original sheet glass and carry out plated film pre-treatment, obtaining glass substrate 01;
In this step, by former for the electronic glass of desired thickness through cutting into required size, then obtain the glass substrate 01 needed for plated film through edging, grinding, cleaning.
In step s 102, be coated with the first niobium pentaoxide rete 02 or the first titanium oxide film layer by Mid frequency alternative magnetron sputtering method on a surface of glass substrate 01, thickness is 20 ~ 60nm;
In step s 103, be coated with silica coating 03 on the surface of the first niobium pentaoxide rete 02 or the first titanium oxide film layer, thickness is 50 ~ 100nm;
In step S104, be coated with the second niobium pentaoxide rete or the second titanium oxide film layer 04 by Mid frequency alternative magnetron sputtering method on the surface of silica coating 03, thickness is 20 ~ 80nm, obtains blue light high reflecting glass.
Particularly, in step s 102, ready glass substrate 01 is placed on transmission dolly, setting transmission dolly walking speed, enter vacuum coating equipment, be heated to about 50 ~ 150 DEG C through the bringing-up section of cavity and step into niobium pentaoxide target position, preferred Ar tolerance is at 150 ~ 200sccm, preferred O2 tolerance is at 50 ~ 100sccm, and preferred sputtering pressure is 1.5 × 10
-3~ 45 × 10
-3, target used is twin target, adopts Mid frequency alternative magnetron sputtering on glass substrate 01, be coated with the first niobium pentaoxide rete 02.
Further, in step s 103, enter silicon target target position after being coated with the first niobium pentaoxide rete, preferred Ar tolerance controls to adopt PID to control in 150 ~ 200sccm, O2 tolerance, and control voltage is at 350V ~ 500V, and preferred sputtering pressure is 1.5 × 10
-3~ 45 × 10
-3, target used is twin target, adopts Mid frequency alternative magnetron sputtering to be coated with silica coating 03 on the first niobium pentaoxide rete 02.
Further, in step S104, the glass substrate 01 having plated silica coating 03 enters titanium dioxide target position, and preferred Ar tolerance is at 150 ~ 200sccm, and preferred O2 tolerance is at 50 ~ 100sccm, and preferred sputtering pressure is 2 × 10
-3~ 35 × 10
-3, adopt intermediate frequency or magnetically controlled DC sputtering on silica coating 03, are coated with the second titanium oxide film layer 04.
In other embodiments of the present utility model, with the thick general white float glass of 1.85mm for glass substrate 01, use magnetron sputtering coater, Mid frequency alternative magnetron sputtering is adopted to be coated with the first niobium pentaoxide, Ar tolerance at 00sccm, ensures that sputtering pressure is 2.5 × 10 in 200sccm, O2 tolerance
-3, niobium target used is twin target, and adopt Mid frequency alternative magnetron sputtering on glass substrate 01, be coated with the first niobium pentaoxide rete 02, the thickness that this technique plates out is probably at 35.0nm.On the first niobium pentaoxide rete 02, be coated with the silica coating of 82.0nm subsequently, preferred Ar tolerance controls to adopt PID to control in 200sccm, O2 tolerance, and control voltage is at 380V, and preferred sputtering pressure is 2.5 × 10
-3, target used is twin target, finally adopts Mid frequency alternative magnetron sputtering method on silica coating, to plate 42nm second titanium oxide film layer 04, Ar tolerance in 200sccm, O2 tolerance at 100sccm, ensures that sputtering pressure is 2.5 × 10
-3.The coated glass of blue light high reverse--bias can be obtained through above-mentioned steps.
Can obtain the high low anti-glass of other light on the contrary of blue light by said method according to above-mentioned technological parameter, as shown in Figure 2, this blue light high reflecting glass is greater than 65% to blue light reflectance, is then reduced to less than 55% fast to yellow light reflectance.
Further, black ink 05 can also be coated by serigraphy at the another side of blue light high reflecting glass, namely make after oven dry and become Lan Jing, when for automobile rearview mirror, while this Lan Jing plays mirror effect, very strong reverberation (especially green-yellow light) can not be produced and make people feel dazzling, and then can safe driving be ensured.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a blue light high reflecting glass, it is characterized in that, comprise glass substrate, stack gradually and be sputtered at the first niobium pentaoxide rete on described glass substrate one surface or the first titanium oxide film layer, silica coating and the second niobium pentaoxide rete or the second titanium oxide film layer; The thickness of described first niobium pentaoxide rete or the first titanium oxide film layer is 20 ~ 60nm; The thickness of described silica coating is 50 ~ 100nm; The thickness of described second niobium pentaoxide rete or the second titanium oxide film layer is 20 ~ 80nm; Described first niobium pentaoxide rete and the second niobium pentaoxide rete are 2.10 ~ 2.50 to the refractive index of 550nm, described first titanium oxide film layer and the second titanium oxide film layer are 2.10 ~ 2.50 to the refractive index of 550nm, and described silica coating is 1.40 ~ 1.50 to the refractive index of 550nm; Described blue light high reflecting glass to blue light reflectance higher than the reflectivity to its all band visible ray.
2. blue light high reflecting glass as claimed in claim 1, is characterized in that, described blue light high reflecting glass to blue light reflectance higher than 65%.
3. blue light high reflecting glass as claimed in claim 1, is characterized in that, described blue light high reflecting glass to yellow light reflectance lower than 55%.
4. an automobile rearview mirror, is characterized in that, comprises the blue light high reflecting glass described in any one of claims 1 to 3.
5. automobile rearview mirror as claimed in claim 4, is characterized in that there is black ink at another surface printing of described blue light high reflecting glass.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520307660.4U CN204674116U (en) | 2015-05-13 | 2015-05-13 | A kind of blue light high reflecting glass and automobile rearview mirror |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520307660.4U CN204674116U (en) | 2015-05-13 | 2015-05-13 | A kind of blue light high reflecting glass and automobile rearview mirror |
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| CN204674116U true CN204674116U (en) | 2015-09-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105291501A (en) * | 2015-05-13 | 2016-02-03 | 信义光伏产业(安徽)控股有限公司 | Blue-light high-reflective glass, production method of blue-light high-reflective glass, and automobile rearview mirror |
| CN107162438A (en) * | 2017-06-19 | 2017-09-15 | 合肥市惠科精密模具有限公司 | A kind of method of TFT LCD glass substrate double-sided coatings |
| CN108758549A (en) * | 2018-08-30 | 2018-11-06 | 华域视觉科技(上海)有限公司 | Vehicles laser lamp protective device |
| CN110381682A (en) * | 2019-07-08 | 2019-10-25 | Oppo广东移动通信有限公司 | Housing unit and preparation method thereof and electronic equipment |
-
2015
- 2015-05-13 CN CN201520307660.4U patent/CN204674116U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105291501A (en) * | 2015-05-13 | 2016-02-03 | 信义光伏产业(安徽)控股有限公司 | Blue-light high-reflective glass, production method of blue-light high-reflective glass, and automobile rearview mirror |
| CN107162438A (en) * | 2017-06-19 | 2017-09-15 | 合肥市惠科精密模具有限公司 | A kind of method of TFT LCD glass substrate double-sided coatings |
| CN108758549A (en) * | 2018-08-30 | 2018-11-06 | 华域视觉科技(上海)有限公司 | Vehicles laser lamp protective device |
| CN110381682A (en) * | 2019-07-08 | 2019-10-25 | Oppo广东移动通信有限公司 | Housing unit and preparation method thereof and electronic equipment |
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