CN217323889U - Double-sided asymmetric mirror display coated glass - Google Patents
Double-sided asymmetric mirror display coated glass Download PDFInfo
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- CN217323889U CN217323889U CN202220686088.7U CN202220686088U CN217323889U CN 217323889 U CN217323889 U CN 217323889U CN 202220686088 U CN202220686088 U CN 202220686088U CN 217323889 U CN217323889 U CN 217323889U
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Abstract
The utility model discloses double-sided asymmetric mirror display coated glass, which comprises a glass substrate, wherein four layers of coating films are plated on the tin surface of the glass substrate, namely a first niobium pentoxide film, a first silicon dioxide film, a second niobium pentoxide film and a second silicon dioxide film in sequence; and plating seven layers of plating films on the air surface of the glass substrate, wherein the seven layers of plating films are a first niobium pentoxide film, a first silicon dioxide film, a second niobium pentoxide film, a second silicon dioxide film, a third niobium pentoxide film, a third silicon dioxide film and a fourth niobium pentoxide film in sequence. The two sides of the glass substrate are asymmetrically coated, the AR film for reflection is formed on the tin surface, the FR20 mirror display film is formed on the air surface, the film layer structure can reflect 20%, the CRI index for reflection is 99.8%, the reflection color is almost completely neutral, and the film is very professional and displays clearly and truly when being applied to 3D display.
Description
Technical Field
The utility model relates to a coated glass technical field especially relates to a two-sided asymmetric mirror shows coated glass.
Background
A double-sided asymmetric coated mirror display glass is a coated glass product obtained by sputtering a niobium oxide coating and a silicon oxide coating on ultra-white glass by using a rotary cathode magnetron sputtering technology in large-area coating production in a highly-purified factory environment through a vertical coated glass production line capable of coating films on two sides. The traditional coating line can only be coated on a single surface, and the double-surface coating line can only be coated for the second time, and can be formed by coating the vertical double-surface cathode coating line once at present, so that the coating is realized.
The double-sided asymmetric mirror display glass has a reflectivity of 20% and one side is coated with a reflective coating (mirror display coating); the other side is plated with an AR (anti-reflection) film, the reflectivity is only 0.5 percent, and the negative influence on the reflecting surface of the mirror is avoided. So that it can be applied to high-grade 3D display.
The main parameters of the double-sided asymmetric coated glass are as follows: coating a film surface reflection value (Y) on the upper surface, and coating a film surface reflection color value (L, a, b); lower surface reflection value (Y), film surface reflection color value (L, a, b); transmission value (Y), transmission color value (L, a, b), reflection cri (color rendering index) value, rigidity resistance, acid resistance, adhesion, and the like.
The existing coated glass only has a single-sided reflective coating, and the reflective CRI index is less than 98 percent; the non-film-coated surface has more than 4% of reflection to influence the non-film-coated surface, and professional adjustment is not made on the higher-grade 3D display use scene.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem to present mirror display glass reflection color cast's that is used in the 3D demonstration problem, the utility model provides a reflection 20%, reflection CRI index 99.8% above two-sided asymmetric mirror display glass, reflection color is nearly completely neutral, in 3D shows the application, can clear true demonstration.
The utility model adopts the following technical proposal:
a double-sided asymmetric super mirror display coated glass with 20% reflection and 99.8% reflection CRI index comprises a glass substrate and is characterized in that:
four coating films are plated on the tin surface of the glass substrate, a first niobium pentoxide film is plated on the first layer, a first silicon dioxide film is plated on the upper surface of the first niobium pentoxide film, a second niobium pentoxide film is plated on the upper surface of the first silicon dioxide film, and a second silicon dioxide film is plated on the upper surface of the second niobium pentoxide film;
plating seven layers of plating films on the air surface of the glass substrate, wherein the first layer is plated with a first niobium pentoxide film, the upper surface of the first niobium pentoxide film is plated with a first silicon dioxide film, the upper surface of the first silicon dioxide film is plated with a second niobium pentoxide film, the upper surface of the second niobium pentoxide film is plated with a second silicon dioxide film, the second silicon dioxide film is plated with a third niobium pentoxide film, the upper surface of the third niobium pentoxide film is plated with a third silicon dioxide film, and the upper surface of the third silicon dioxide film is plated with a fourth niobium pentoxide film;
and two sides of the glass substrate are asymmetrically coated, an AR (anti-reflection) film is formed on the tin surface, and an FR20 mirror film is formed on the air surface.
Preferably, the coated glass has 20% light reflection and 80% transmission, and the reflection CRI index of 99.8%.
Preferably, the AR film face reflection is less than 0.5%.
Preferably, the tin surface is plated with an AR film with antireflection, the thickness of the first niobium pentoxide film is 10.6 nanometers, the thickness of the first silicon dioxide film is 34.4 nanometers, the thickness of the second niobium pentoxide film is 115.1 nanometers, and the thickness of the second silicon dioxide film is 84 nanometers;
the air side is coated with an FR20 mirror film, the thickness of the first niobium pentoxide film is 7.5 nanometers, the thickness of the first silicon dioxide film is 44.5 nanometers, the thickness of the second niobium pentoxide film is 19 nanometers, the thickness of the second silicon dioxide film is 7 nanometers, the thickness of the third niobium pentoxide film is 18 nanometers, the thickness of the third silicon dioxide film is 7.4 nanometers, and the thickness of the fourth niobium pentoxide film is 18.2 nanometers.
Compared with the prior art, the utility model has the advantages of:
the utility model provides a two-sided asymmetric mirror shows coated glass, through plating niobium pentoxide membrane, silica dioxide membrane, niobium pentoxide membrane, silica dioxide membrane in proper order to set up corresponding thickness relation, the refracting index of niobium pentoxide membrane is greater than the refracting index of silica dioxide membrane far away, the high-low two-sided coating film of collocation of refracting index 11 rete, make the rete structure can bring reflection 20%, the CRI index is 99.8% in reflection, the reflection colour is nearly totally neutral. Most importantly, the utility model discloses there is one side to plate the interference that the AR rete reduces the reflector layer, when showing coated glass as super mirror and using, when 3D shows the application, the performance is very professional, shows clearly really.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
FIG. 1 is a schematic structural view of a glass provided by the present invention;
FIG. 2 is a functional schematic view of the glass provided by the present invention;
fig. 3 is a schematic view of a spectral curve of the glass provided by the present invention.
In the figure, 0-glass substrate; 1-a first niobium pentoxide film, 2-a first silicon dioxide film, 3-a second niobium pentoxide film, 4-a second silicon dioxide film; 1 ' -a first niobium pentoxide film, 2 ' -a first silicon dioxide film, 3 ' -a second niobium pentoxide film, 4 ' -a second silicon dioxide film, 5 ' -a third niobium pentoxide film; 6 '-third silicon dioxide film, 7' -fourth niobium pentoxide film.
Detailed Description
The drawings are for illustration only; for a better understanding of the present embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; to those skilled in the art, some well-known structures in the drawings and descriptions thereof may be omitted, and thus, no limitation of the present invention is intended.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include at least one of the feature.
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in FIG. 1, a double-sided asymmetric super mirror display coated glass with 20% reflection and 99.8% reflection CRI index comprises a glass substrate 0;
four coating films are plated on the tin surface of the glass substrate 0, the first layer is plated with a first niobium pentoxide film 1, the upper surface of the first niobium pentoxide film 1 is plated with a first silicon dioxide film 2, the upper surface of the first silicon dioxide film 2 is plated with a second niobium pentoxide film 3, and the upper surface of the second niobium pentoxide film 3 is plated with a second silicon dioxide film 4;
seven plating films were plated on the air surface of the glass substrate 0, the first one was plated with a first niobium pentoxide film 1 ', the first one was plated with a first silicon dioxide film 2 ' on the upper surface of the first niobium pentoxide film 1 ', the second one was plated with a second niobium pentoxide film 3 ' on the upper surface of the first silicon dioxide film 2 ', the second one was plated with a second silicon dioxide film 4 ' on the upper surface of the second niobium pentoxide film 3 ', the third one was plated with a third niobium pentoxide film 5 ' on the second silicon dioxide film 4 ', the third one was plated with a third silicon dioxide film 6 ' on the upper surface of the third one 5 ', and the fourth one was plated with a fifth niobium oxide film 7 ' on the upper surface of the third silicon dioxide film 6 '.
The glass substrate 0 is an ultra-white glass substrate.
As shown in fig. 2, the glass substrate 0 was coated with asymmetric plating films on both sides, and an AR film for antireflection was formed on the tin surface and an FR20 mirror film was formed on the air surface. Niobium pentoxide is a high-refractive-index material, silicon dioxide is a low-refractive-index material, the niobium pentoxide and the silicon dioxide can be combined to form an antireflection film layer, a reflection increasing film layer can also be formed, and films are coated on two sides, so that the effects of reflecting 20%, transmitting 80%, reflecting CRI index 99.8% and AR film reflecting less than 0.5% can be achieved. The introduction of an AR film layer, which has very significant advantages for application in 3D displays.
As the most preferable embodiment, the thickness of each layer is the optimum thickness.
Plating an antireflection AR film on a tin surface:
the thickness of the first niobium pentoxide film 1 is 10.6 nanometers;
the thickness of the first silicon dioxide film 2 is 34.4 nanometers;
the thickness of the second niobium pentoxide film 3 is 115.1 nm;
the thickness of the second silicon dioxide film 4 is 84 nm;
air side coating with FR20 mirror film:
the thickness of the first niobium pentoxide film 1' is 7.5 nm;
the thickness of the first silicon dioxide film 2' is 44.5 nanometers;
the thickness of the second niobium pentoxide film 3' is 19 nm;
the thickness of the second silicon dioxide film 4' is 7 nm;
the thickness of the third niobium pentoxide film 5' is 18 nm;
the thickness of the third silicon dioxide film 6' is 7.4 nanometers;
the thickness of the fourth niobium pentoxide film 7' was 18.2 nm.
As shown in FIG. 3, the glass spectrum curve diagram provided by the present invention is the reflectivity of the air surface of the glass sample at different wavelengths. The reflection spectrum of the glass sample shows that under the thickness combination, the asymmetric double-sided coating is excellent super mirror display coated glass and is very suitable for being applied to the aspect of 3D display.
Of course, the above description is not intended to limit the present invention, but only to the preferred embodiments of the present invention, and the present invention is not limited to the above examples, and any changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention, and all should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a two-sided asymmetric mirror shows coated glass, includes the glass substrate, its characterized in that:
four coating films are plated on the tin surface of the glass substrate, a first niobium pentoxide film is plated on the first layer, a first silicon dioxide film is plated on the upper surface of the first niobium pentoxide film, a second niobium pentoxide film is plated on the upper surface of the first silicon dioxide film, and a second silicon dioxide film is plated on the upper surface of the second niobium pentoxide film;
plating seven layers of plating films on the air surface of the glass substrate, wherein the first layer is plated with a first niobium pentoxide film, the upper surface of the first niobium pentoxide film is plated with a first silicon dioxide film, the upper surface of the first silicon dioxide film is plated with a second niobium pentoxide film, the upper surface of the second niobium pentoxide film is plated with a second silicon dioxide film, the second silicon dioxide film is plated with a third niobium pentoxide film, the upper surface of the third niobium pentoxide film is plated with a third silicon dioxide film, and the upper surface of the third silicon dioxide film is plated with a fourth niobium pentoxide film;
and two sides of the glass substrate are asymmetrically coated, an AR (anti-reflection) film is formed on the tin surface, and an FR20 mirror film is formed on the air surface.
2. The double-sided asymmetric mirror coated glass according to claim 1, wherein: the coated glass has light reflection of 20 percent and transmission of 80 percent, and the reflection CRI index of 99.8 percent.
3. The double-sided asymmetric mirror coated glass according to claim 1, wherein: the AR film surface reflection is less than 0.5%.
4. The double-sided asymmetric mirror coated glass according to claim 1, wherein:
plating an AR (anti-reflection) film on the tin surface, wherein the thickness of the first niobium pentoxide film is 10.6 nanometers, the thickness of the first silicon dioxide film is 34.4 nanometers, the thickness of the second niobium pentoxide film is 115.1 nanometers, and the thickness of the second silicon dioxide film is 84 nanometers;
the air side is plated with an FR20 mirror film, the thickness of the first niobium pentoxide film is 7.5 nanometers, the thickness of the first silicon dioxide film is 44.5 nanometers, the thickness of the second niobium pentoxide film is 19 nanometers, the thickness of the second silicon dioxide film is 7 nanometers, the thickness of the third niobium pentoxide film is 18 nanometers, the thickness of the third silicon dioxide film is 7.4 nanometers, and the thickness of the fourth niobium pentoxide film is 18.2 nanometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220686088.7U CN217323889U (en) | 2022-03-28 | 2022-03-28 | Double-sided asymmetric mirror display coated glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220686088.7U CN217323889U (en) | 2022-03-28 | 2022-03-28 | Double-sided asymmetric mirror display coated glass |
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| Publication Number | Publication Date |
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| CN217323889U true CN217323889U (en) | 2022-08-30 |
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| CN202220686088.7U Active CN217323889U (en) | 2022-03-28 | 2022-03-28 | Double-sided asymmetric mirror display coated glass |
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