Gradient light and shadow diaphragm

Abstract

The utility model discloses a gradual-change shadow diaphragm, and belongs to the technical field of optical diaphragms. Comprising a transparent base material, a tin imprisoning plating layer is arranged on the transparent base material, a first silk-screen gloss oil layer is arranged on the tin imprisoning plating layer, a gradient layer is arranged on the first silk-screen gloss oil layer, a second silk-screen gloss oil layer is arranged on the gradient layer, and a third silk-screen gloss oil layer is arranged on the second silk-screen gloss oil layer. The gradual change light and shadow diaphragm solves the problems that an existing light and shadow diaphragm is unstable in gradual change effect and poor in light transmittance.

Description

TECHNICAL FIELD

[0001] The utility model belongs to optical film technical field, especially relate to a kind of gradual change light and shadow film. BACKGROUND

[0002] In the prior art light and shadow film technology, although there is a film that can present gradual change effect, but these films often have unstable gradual change effect in actual use. For example, the gradual change effect of some films will fade or discolor with the passage of time, resulting in gradual change effect not obvious or losing gradual change effect;At the same time, some films under different light conditions, will cause the difference of gradual change effect due to poor light transmission, unable to maintain stable and consistent visual effect all the time. SUMMARY

[0003] The utility model aims at overcoming the deficiencies in the prior art, and provides a kind of gradual change light and shadow film, solve the unstable gradual change effect and the problem of poor light transmittance of existing light and shadow film.

[0004] To achieve the above object, the utility model adopts the technical scheme of a kind of gradual change light and shadow film, including transparent substrate, the transparent substrate is provided with tin plating layer, the tin plating layer is provided with first silk screen printing light oil layer, the first silk screen printing light oil layer is provided with gradual change layer, the gradual change layer is provided with second silk screen printing light oil layer, the second silk screen printing light oil layer is provided with third silk screen printing light oil layer.

[0005] Optionally, one side of the transparent substrate for setting the tin plating layer is provided with a stamping part.

[0006] Optionally, the tin plating layer includes silicon layer, indium tin layer and niobium layer, wherein the thickness of the silicon layer is 8nm, the thickness of the indium tin layer is 40nm, and the thickness of the niobium layer is 20nm.

[0007] Optionally, the thickness of the first silk screen printing light oil layer is 5-6 microns.

[0008] Optionally, the thickness of the second silk screen printing light oil layer is 5-6 microns.

[0009] Optionally, the silk screen mesh number used when printing the first silk screen printing light oil layer, the second silk screen printing light oil layer and the third silk screen printing light oil layer is 300 mesh.

[0010] Compared with the prior art, the utility model discloses the beneficial effect reached has: the tin plating layer has certain chemical stability, cooperates first silk printing light oil layer, can prevent transparent base material from being eroded by outside chemical substance. Meanwhile, the second silk printing light oil layer, third silk printing light oil layer attached on the gradual change layer can provide additional physical protection for the gradual change layer and whole structure, effectively prevent the gradual change layer from being influenced by outside factors such as scratch, wear, stain etc., and strengthen the stability of gradual change layer in chemical environment. Meanwhile, the first silk printing light oil layer, tin plating layer, second silk printing light oil layer, third silk printing light oil layer that good light transmittance can make light better through the layer structure on the gradual change light shadow film piece, reduce the scattering and absorption of light in the propagation process, make the color and pattern that gradual change layer presents more bright, bright, enhance the level of color and stereoscopic feeling. BRIEF DESCRIPTION OF DRAWINGS

[0011] The utility model is further explained below in combination with the drawings and examples.

[0012] Figure 1 It is the structure schematic diagram of gradual change light shadow film piece in the preferred embodiment of the utility model;

[0013] Among them, 1, transparent base material;101, the impression part;2, tin plating layer;201, silicon layer;202, indium tin layer;203, niobium layer;3, first silk printing light oil layer;4, gradual change layer;5, second silk printing light oil layer;6, third silk printing light oil layer. DETAILED DESCRIPTION

[0014] The utility model is further explained below in combination with the drawings and examples.

[0015] Need to explain, if the embodiment in this embodiment has the directional indication (such as upper, lower, bottom, top etc.), then the directional indication is only used to explain the relative position relationship, movement condition etc. between components in a certain specific posture, if the specific posture changes, then the directional indication also changes accordingly. The term "first", "second" is only for the purpose of description, and can not be understood as indicating or implying the relative importance or implicitly indicating the number of indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more features. Unless otherwise specified and limited, the terms "set", "connected", "connected" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected;It can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0016] As shown in Figure 1 A gradient light shadow film includes a transparent substrate 1, a tin plating layer 2 arranged on the transparent substrate 1, a first silk-screen printing light oil layer 3 arranged on the tin plating layer 2, a gradient layer 4 arranged on the first silk-screen printing light oil layer 3, a second silk-screen printing light oil layer 5 arranged on the gradient layer 4, and a third silk-screen printing light oil layer 6 arranged on the second silk-screen printing light oil layer 5.

[0017] Specifically, the transparent substrate 1 can be made of PC, PET, ABS or other transparent materials, which can provide a basis support and stability for the whole structure. The tin plating layer 2 can be realized by the physical vapor deposition (PVD) technology in the prior art, which can be closely attached to the transparent substrate 1 and further enhance the strength and toughness of the structure. Meanwhile, the tin plating layer 2 itself has certain chemical stability, which can prevent the transparent substrate 1 from being eroded by external chemical substances. The first silk-screen printing light oil layer 3 coated on the tin plating layer 2 by the existing printing technology also plays a role of isolation and protection, which can effectively prevent the tin plating layer 2 from being corroded and ensure the ink adhesion of the gradient layer 4. The gradient layer 4 can be realized by the existing printing technology, which can form a color gradient pattern on the first silk-screen printing light oil layer 3. Meanwhile, the second silk-screen printing light oil layer 5 and the third silk-screen printing light oil layer 6 attached to the gradient layer 4 can provide additional physical protection for the underlying gradient layer 4 and the whole structure, effectively prevent the gradient layer 4 from being affected by external factors such as scratching, wear, stains, etc., reduce the damage to the color and pattern of the gradient layer 4, and enhance the stability of the gradient layer 4 in the chemical environment.

[0018] Further, in the technical solution, the first silk-screen printing light oil layer 3, the tin plating layer 2, the second silk-screen printing light oil layer 5 and the third silk-screen printing light oil layer 6 all have good light transmittance, which can make the light better penetrate through the layers of structure, reduce the scattering and absorption of light in the propagation process, and make the color and pattern presented by the gradient layer 4 more bright and vivid, enhancing the color level and stereoscopic effect.

[0019] As shown in Figure 1 The side of the transparent substrate 1 for arranging the tin plating layer 2 is provided with an embossed part 101, which can be realized by the existing embossing technology, can effectively control the propagation and reflection characteristics of light by changing the microstructure of the surface of the transparent substrate 1, and achieve the effect of reducing reflected light, increasing transmitted light, improving the light transmittance and contrast of the structure.

[0020] In the technical solution, preferably, to ensure the effect of the tin plating layer 2, the tin plating layer 2 includes a silicon layer 201, an indium tin layer 202 and a niobium layer 203, wherein the thickness of the silicon layer 201 is 8 nm, the thickness of the indium tin layer 202 is 40 nm, and the thickness of the niobium layer 203 is 20 nm.

[0021] Further, the thickness of the first silk-screened gloss oil layer 3 is 5-6 microns, and after the printing of the first silk-screened gloss oil layer 3 is completed, it needs to be heated in an environment of 80°C for 50 minutes; the thickness of the second silk-screened gloss oil layer 5 is 5-6 microns, and after the printing of the second silk-screened gloss oil layer 5 is completed, it needs to be heated in an environment of 80°C for 20 minutes. Meanwhile, the silk screen mesh number used in the printing of the first silk-screened gloss oil layer 3, the second silk-screened gloss oil layer 5 and the third silk-screened gloss oil layer 6 is 300 meshes, so as to realize a more ideal printing effect.

[0022] Working principle: The tin plating layer 2 can be closely attached to the transparent substrate 1, and can enhance the strength and toughness of the structure. Meanwhile, the tin plating layer 2 itself has a certain chemical stability, and cooperates with the first silk-screened gloss oil layer 3, so as to prevent the transparent substrate 1 from being eroded by external chemical substances. Meanwhile, the second silk-screened gloss oil layer 5 and the third silk-screened gloss oil layer 6 attached to the gradient layer 4 can provide additional physical protection for the underlying gradient layer 4 and the entire structure, effectively prevent the gradient layer 4 from being affected by external factors such as scratching, wear, stains, etc., and enhance the stability of the gradient layer 4 in a chemical environment. Meanwhile, the embossed part 101 on the transparent substrate 1 can change the microstructure of the surface of the transparent substrate 1, cooperate with the first silk-screened gloss oil layer 3, the tin plating layer 2, the second silk-screened gloss oil layer 5 and the third silk-screened gloss oil layer 6 which have good light transmission, so as to make the light better penetrate through each layer structure on the gradient light shadow film piece, reduce the scattering and absorption of light in the propagation process, make the color and pattern of the gradient layer 4 more bright and bright, and enhance the color level and stereoscopic sense.

[0023] According to the ideal embodiments of the present application, the above description, relevant personnel can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A graded light shadowing film, characterized by: The application relates to a transparent substrate (1) provided with a tin plating layer (2), the tin plating layer (2) being provided with a first silk-screen light oil layer (3), the first silk-screen light oil layer (3) being provided with a gradient layer (4), the gradient layer (4) being provided with a second silk-screen light oil layer (5), and the second silk-screen light oil layer (5) being provided with a third silk-screen light oil layer (6).

2. The graded light shadowing film of claim 1, wherein: The transparent substrate (1) is provided with a pressing part (101) on the side for arranging the tin plating layer (2).

3. The graded light shadowing film of claim 1, wherein: The tin plating layer (2) comprises a silicon layer (201), an indium-tin layer (202) and a niobium layer (203), wherein the thickness of the silicon layer (201) is 8 nm, the thickness of the indium-tin layer (202) is 40 nm, and the thickness of the niobium layer (203) is 20 nm.

4. The graded light shadowing film of claim 1, wherein: The thickness of the first silk-screen light oil layer (3) is 5-6 microns.

5. The graded light shadowing film of claim 1, wherein: The thickness of the second silk-screen light oil layer (5) is 5-6 microns.

6. The graded light shadow film of claim 1, wherein: The silk-screen mesh number used in printing the first silk-screen light oil layer (3), the second silk-screen light oil layer (5) and the third silk-screen light oil layer (6) is 300 meshes.

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