CN207181728U - Optical thin film and the shell with the optical thin film - Google Patents

Abstract

The utility model provides a kind of optical thin film, including bearing bed；Located at the bearing bed side or in the bearing bed and in the plural coloured micro-nano structure of default picture and text arrangement, the coloured micro-nano structure of plural number covers at least part predetermined pattern, and the arrangement mode of the structure of the plural number coloured micro-nano structure and/or the plural number coloured micro-nano structure has change with the color change of the predetermined pattern.Optical thin film of the present utility model, pass through the structure of the coloured micro-nano structure of plural number and/or the change of arrangement mode, so that the effect of shadow such as the default picture and text on optical thin film are the dynamic picture and text with color change, conversion picture and text, three-dimensional picture and text, has decoration and identification effect well.

Description

Optical thin film and the shell with the optical thin film

Technical field

The application is related to optical thin film furnishing fields, particularly a kind of optical thin film that can play effect of shadow and has The shell of the optical thin film.

Background technology

There is designer that optical film is applied to the shell of various articles, vehicle glass etc. and be used for decoration or identification etc. Effect.By taking the shell applied to various articles as an example, particularly constantly seeking in electronic product and household electric appliances, each producer Technological innovation and function innovation cater to the development trend of environmental protection, energy-conservation and changeization, while have some designers by mesh Light invests the design in outward appearance.

Illustrate a kind of optical film, it includes substrate layer, cylinder mirror layer and the reflecting layer being sequentially overlapped.Optical film passes through reflection Layer display color, and the optical effects such as light beam are realized by cylindrical mirror, so that the optical film has effect of shadow.However, only Show that the color of optical film causes the color of optical film to seem dull by reflecting layer, when needing complex color, Need multiple evaporation process cumbersome, and color is not easy control；In addition, the preparation technology cost in reflecting layer is higher.

In view of this, it is necessary to a kind of improved optical thin film and the shell with the optical thin film are provided, with solution State technical problem.

Utility model content

In order to one of solve the above problems, the dynamic picture with color change can be showed present applicant proposes a kind of The optical thin film of the effect of shadow of predetermined pattern such as text, conversion picture and text, three-dimensional picture and text.

To achieve these goals, the application provides a kind of optical thin film, including bearing bed；Located at the bearing bed side Or in the bearing bed and in the plural coloured micro-nano structure of default picture and text arrangement, the coloured micro-nano structure covering of plural number is at least Part predetermined pattern, and the arrangement mode of the structure of the plural number coloured micro-nano structure and/or the plural number coloured micro-nano structure Change at least one direction be present.

As further improvement of the utility model, there is clear area between the adjacent coloured micro-nano structure, at least One is deposited in changing directions, area and institute shared by the coloured micro-nano structure of the different zones in default picture and text Change be present in the ratio for stating the area shared by clear area.

As further improvement of the utility model, the area shared by all coloured micro-nano structures is identical, at least One is deposited in changing directions, and the area shared by the clear area of the different zones in default picture and text has change； Or the area shared by all clear areas is identical, deposited in changing directions at least one, in default picture and text not Change be present with the area shared by the coloured micro-nano structure in region；Or deposited in changing directions at least one, it is located at Change be present in the area shared by the coloured micro-nano structure of the different zones in default picture and text, and in default picture and text not Change be present with the area shared by the clear area in region；Or deposited in changing directions at least one, it is described coloured micro- The ratio of the area shared by area and the clear area shared by micro-nano structure is identical, and the coloured micro-nano structure is in the bearing bed Change be present in the height in short transverse.

As further improvement of the utility model, deposited in changing directions at least one, plural number is described coloured micro- The shape of micro-nano structure is identical, the scale of the coloured micro-nano structure of the different zones in default picture and text and/or institute State height of the coloured micro-nano structure in the bearing bed short transverse and change be present；Or the different zones in default picture and text The coloured micro-nano structure shape difference cause area exist change and/or the coloured micro-nano structure in the bearing bed Change be present in the height in short transverse.

As further improvement of the utility model, deposited in changing directions at least one, it is all described coloured micro- The shape of micro-nano structure is identical with scale, and the coloured micro-nano structure of the different zones in default picture and text is held described Change be present in the height in carrier layer short transverse.

As further improvement of the utility model, the plural number coloured micro-nano structure is continuously arranged or is intervally arranged.

As further improvement of the utility model, the bearing bed has first surface, second surface, described coloured micro- Micro-nano structure is from the first surface to the coloured projection protruded out away from the direction of the second surface；The bearing bed with it is described Coloured micro-nano structure is wholely set；The bearing bed and the coloured micro-nano structure split settings, the bearing bed is colourless, or institute Color and the color of the coloured micro-nano structure for stating bearing bed are identical or different.

As further improvement of the utility model, the bearing bed is prepared by colored polymeric, and the carrying Layer has the first surface and second surface that are oppositely arranged, and the coloured micro-nano structure is from the first surface to described second The groove that surface indentation is formed.

It is empty as further improvement of the utility model, in the groove, or there is filler in the groove, it is described Filler be colourless polymer or the color colored polymeric different from the color of the coloured micro-nano structure or color with it is described The color of coloured micro-nano structure is identical but the different colored polymerics of refractive index.

To realize above-mentioned purpose of utility model, the utility model also provides a kind of shell, has above-mentioned optical thin film.

The beneficial effects of the utility model：Optical thin film of the present utility model, pass through the structure of the coloured micro-nano structure of plural number And/or the change of arrangement mode so that the default picture and text on optical thin film are dynamic picture and text, Transformation Graphs with color change The effect of shadow such as literary, three-dimensional picture and text, there is decoration and identification effect well.

Brief description of the drawings

Accompanying drawing described herein is used for providing further understanding of the present application, forms the part of the application, this Shen Schematic description and description please is used to explain the application, does not form the improper restriction to the application.In the accompanying drawings：

Fig. 1 is the optical thin film in the preferred embodiment of the utility model one in the structural representation of depression angle；

Fig. 2 is the optical thin film in another preferred embodiment of the utility model in the structural representation of depression angle；

Fig. 3 is the optical thin film in another preferred embodiment of the utility model in the structural representation of depression angle；

Fig. 4 is the optical thin film in another preferred embodiment of the utility model in the structural representation of depression angle；

Fig. 5 is the optical thin film in another preferred embodiment of the utility model in the structural representation of depression angle；

Fig. 6 is the optical thin film in another preferred embodiment of the utility model in the structural representation of depression angle；

Fig. 7 is the optical thin film in another preferred embodiment of the utility model in the structural representation of depression angle；

Fig. 8 is that the optical thin film in another preferred embodiment of the utility model visually has the one party changed along it To sectional view；

Fig. 9 is that the optical thin film in another preferred embodiment of the utility model visually has the one party changed along it To sectional view；

Figure 10 is that the optical thin film in another preferred embodiment of the utility model visually has a certain of change along it The sectional view in direction；

Figure 11 is that the optical thin film in another preferred embodiment of the utility model visually has a certain of change along it The sectional view in direction；

Figure 12 is that the optical thin film in another preferred embodiment of the utility model visually has a certain of change along it The sectional view in direction；

Figure 13 is that the optical thin film in another preferred embodiment of the utility model visually has a certain of change along it The sectional view in direction；

Figure 14 is that the optical thin film in the preferred embodiment of the utility model one visually has the one party changed along it To sectional view；

Figure 15 is that the optical thin film in another preferred embodiment of the utility model visually has a certain of change along it The sectional view in direction；

Figure 16 is that the optical thin film in another preferred embodiment of the utility model visually has a certain of change along it The sectional view in direction.

Embodiment

To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with the application specific embodiment and Technical scheme is clearly and completely described corresponding accompanying drawing.Obviously, described embodiment is only the application one Section Example, rather than whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing Go out under the premise of creative work the every other embodiment obtained, belong to the scope of the application protection.

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model Limitation.

In description of the present utility model, it is to be understood that the orientation or position relationship of the instruction such as term " on ", " under " Based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying description, without referring to Show or imply that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not manage Solve as to limitation of the present utility model.

As Fig. 1 to Figure 16 show the optical thin film 100 of the utility model preferred embodiment, it includes bearing bed 1, is located at The side of bearing bed 1 or the plural coloured micro-nano structure 2 arranged in the bearing bed 1 and in certain predetermined picture and text.

It is described that " coloured micro-nano structure 2 " refers to：The micro-nano structure for any shape being prepared by colored polymeric, energy Enough reflections electromagnetic wave corresponding with its color.The coloured micro-nano structure 2 of plural number is arranged according to default picture and text so that described optically thin Film 100 shows the optical effect of dynamic, conversion or solid, good decorating effect.

The colored polymeric can be itself with coloured colored polymeric, be mixed with pigment Optical transparent adhesive, It is mixed with UV glue of pigment etc.；Wherein pigment can be inorganic pigment, organic pigment, natural pigment, synthetic dyestuff etc..Work as use When the Optical transparent adhesive for being mixed with pigment, the UV glue for being mixed with pigment prepare the coloured micro-nano structure 2, present as needed Effect of shadow, the colored polymeric can be formed by selecting the pigment of corresponding color to be incorporated into Optical transparent adhesive, UV glue, be adjusted Color is convenient, color is accurate, diversified and color selectable range is wide, weakens or simplify toning process, therefore whole described The preparation technology of optical section film simplifies, particularly convenient for the optical thin film 100 for preparing polychrome.

It will be appreciated by persons skilled in the art that " visually showing corresponding color " is not only including macroscopic Color, in addition to can show in theory when the color that can detect of optical instrument, material composition are identical but dense due to composition Spend it is low and can not be by the color that is optically detected.

The plural number coloured at least partly described bearing bed 1 of the covering of micro-nano structure 2, i.e., described coloured micro-nano structure 2 is in institute At least partly described bearing bed 1 of projection covering on bearing bed 1 is stated, projection of the present utility model refers to that plural number is described coloured micro- The orthographic projection that micro-nano structure 2 is formed along the direction vertical with the surface of the bearing bed 1.Form the plural described coloured of predetermined pattern Micro-nano structure 2 can continuously arrange as shown in Figure 1, can also be intervally arranged as shown in Figure 2 to 7, cause default picture and text tool There is preferable effect of shadow.

The absolute value of the difference of the structural parameters of coloured micro-nano structure 2 is not more than described in any two in default picture and text 1, the structural parameters include the height along the thickness direction of bearing bed 1, the width parallel to the bearing of trend of bearing bed 1 The curvature of the curved surface when surface of degree or the coloured micro-nano structure 2 includes curved surface；So that form all described of default picture and text The structure of coloured micro-nano structure 2 is same or similar.Wherein " refer to that the unit in structural parameters is constant no more than 1 ", numerical value it The absolute value of difference is not more than 1；For example, the height of the coloured micro-nano structure 2 is micron level, it is coloured micro- described in any two The height of micro-nano structure 2 is not more than 1 μm.Shown in another ginseng Fig. 3~Figure 16, the structure and/or plural number of the plural number coloured micro-nano structure 2 There is change in the arrangement mode of coloured micro-nano structure 2, the light from the side of bearing bed 1 is adjusted at least one direction It is whole so that the default picture and text show visual gradual change in this direction, and gradual change includes the change of light transmittance greatly or diminished, instead Penetrate the change of rate greatly or diminish, gray value becomes big or dimmed, darkens or shoals；And then the default picture and text are showed The optical effects such as the dynamic graphics and text of shape and/or color change, conversion picture and text, three-dimensional picture and text, have decoration well and identification The change of effect, wherein shape refers to that shape, size or the position of picture and text become at angle or the position of change observation Change.

The structure of the coloured micro-nano structure 2 in unit area and/or the arrangement side of the plural number coloured micro-nano structure 2 Formula shows visual change, the change includes the change of light transmittance in this direction when change on some direction be present Greatly or diminish, the change of reflectivity is big or diminishes, and gray value becomes big or dimmed, darkens or shoals.

Wherein, " structure of the coloured micro-nano structure 2 is at least one direction in the presence of change " refers to：Become existing On the direction of change, the different coloured micro-nano structure 2 of at least two structures be present, be not necessarily referring to change bearing of trend be present On, the structure of the coloured micro-nano structure 2 of any two is different from." arrangement mode of the coloured micro-nano structure 2 of plural number is at least one Change on direction be present " refer to：Depositing in changing directions, the coloured micro-nano knot of at least two different zones be present The arrangement mode of structure 2 is different, not refers in particular to the arrangement mode difference of the plural coloured micro-nano structure 2 in any two region.

It will be explained in detail below so that default picture and text show the embodiment of visible change at least one direction.

It please join shown in Fig. 7~Fig. 9, Figure 11, Figure 12, Figure 14~Figure 16, the arrangement mode of the plural number coloured micro-nano structure 2 When constant, deposited in changing directions at least one, the area of the plural number coloured micro-nano structure 2 and/or described coloured micro- There is change in height of the micro-nano structure 2 in the short transverse of bearing bed 1, can show visual change.It is for example, plural The height of the area increase of the coloured micro-nano structure 2 and/or the coloured micro-nano structure 2 in the short transverse of bearing bed 1 Degree becomes big and shows that light transmittance diminishes, emissivity becomes big, gray value becomes the big, change of color burn；Otherwise in the opposite direction Change.

The area of the wherein plural coloured micro-nano structure 2 includes following two situations in the presence of change：Such as Fig. 6~Fig. 8, figure 11st, shown in Figure 12 and Figure 16, the shape of the plural number coloured micro-nano structure 2 is identical, but the ratio of the different coloured micro-nano structures 2 Change be present in example size；Referring particularly to shown in Fig. 7, the shape of the coloured micro-nano structure 2 is identical, but described in bottom-up plural number The scale of coloured micro-nano structure 2 gradually increases, and area also gradually increases.Or the shape of the coloured micro-nano structure 2 of plural number is not With causing area change to be present, the side number for being shaped as polygon of such as coloured micro-nano structure 2 of plural number cause from less to more area by It is cumulative big.Wherein, " shape of the coloured micro-nano structure 2 " refers in the utility model：The coloured micro-nano structure 2 along with The shape that the profile for the orthographic projection that the vertical direction in the surface of the bearing bed 1 is formed is showed, such as all in Fig. 7 have The shape of color micro-nano structure 2 is circle, but scale is different.

Following two are included and there is change in height of the plural number coloured micro-nano structure 2 in the short transverse of bearing bed 1 Kind situation：As shown in Fig. 9 and Figure 15, the area of the plural number coloured micro-nano structure 2 is constant, and in the height side of bearing bed 1 Change be present in upward height；Or as shown in Fig. 8 and Figure 14, the area of the plural number coloured micro-nano structure and in the carrying Change be present in the height in 1 short transverse of layer.

It please join shown in Fig. 2~Fig. 7, Fig. 9~Figure 16, when the plural number coloured micro-nano structure 2 is arranged at intervals, adjacent described have There is clear area 3, the area shared by the coloured micro-nano structure 2 and the area shared by the clear area 3 between color micro-nano structure 2 Ratio turn into dutycycle, change be present at least one dutycycle in changing directions of depositing, vision can also be presented On change.

Such as shown in Figure 16, on the direction from left to right that change be present, the plural number coloured micro-nano in unit area The dutycycle of structure 2 becomes big, and the light transmittance of the optical thin film 100 diminishes, emissivity becomes big, gray value becomes big, color burn Gradual change；Conversely, as depicted in figure 10 and figure 13, the change of opposite direction is visually presented.Certainly, when the dutycycle is according to one Set pattern rule becomes big or becomes hour, and regular gradual change is presented in the color of the default picture and text on the optical thin film 100.

Depositing in changing directions, the dutycycle has change, is embodied in：As depicted in figure 10 and figure 13, institute There is the area shared by the coloured micro-nano structure 2 identical, shared by the clear area 3 of the different zones in default picture and text Change be present in area；Or such as Figure 11, Figure 12, shown in Figure 14 and Figure 16, the area shared by all clear areas 3 is identical, position Change be present in the area shared by the coloured micro-nano structure 2 in the different zones in default picture and text；Or such as Fig. 3~Fig. 6 institutes Show, change be present in the area shared by the coloured micro-nano structure 2 of the different zones in default picture and text, and positioned at default figure There is also change for area shared by the clear area of different zones in text.

Deposited in changing directions at least one, the structure and its arrangement mode of the plural number coloured micro-nano structure 2 are equal During in the presence of change, visual variation tendency caused by the change as arrangement mode with regarding preferably as caused by the change of structure Change direction in feel is identical.Such as shown in Figure 16, deposited in changing directions along a certain, the face of the coloured micro-nano structure 2 of plural number Product increase, and dutycycle increases, and causes color gradually to be deepened in the direction.

In addition, as shown in 9~Figure 13, deposited in changing directions at least one, the not same district in default picture and text The structure of the coloured micro-nano structure 2 in domain and/or the different zones in default picture and text it is plural described coloured micro- The variation tendency of the arrangement mode of micro-nano structure 2 is identical visually to show unidirectional variation tendency；Or such as Fig. 8, Tu14He Shown in Figure 15, variation tendency difference visually shows different variation tendencies.Namely deposited in changing directions each, Above-mentioned variation tendency in larger area can be the unidirectional variation tendency gradually deepened such as color, or color first becomes The variation tendency to be shoaled after depth.

It please join shown in Fig. 3~Fig. 6, the arrangement side of the coloured micro-nano structure 2 and/or the plural number coloured micro-nano structure 2 When formula has change in a plurality of directions, visual gradual change can be showed in a plurality of directions.Any one direction wherein On, the mode for the visual effect that the coloured micro-nano structure 2 forms change is identical with the change of above-mentioned single direction, in this no longer Repeat.It is in radiant type gradual change to the multiple directions at interval, and gradual change trend is identical for example, centered on a bit.Or with one Centered on point, along the circumferential direction in radiant type gradual change, and gradual change trend is identical, shows dynamic effect.

Also, as shown in Fig. 3, Fig. 5 and Fig. 6, the variation tendency on different directions is identical, or as shown in figure 4, different directions On variation tendency it is different.In addition, as shown in Figure 3 and Figure 6, the spacing existed between the multiple directions of change is identical, or such as Fig. 4 and The spacing existed shown in Fig. 5 between the multiple directions of change is different；Visual change can be caused.

The coloured micro-nano structure 2 of the present utility model is lenticule, cylindrical mirror, Fresnel Lenses, CD lines, moth ocular structure Or the one or more in drawing pattern etc..Along after the short transverse cutting of the bearing bed 1, the coloured micro-nano structure 2 cuts open Face is regular shape or the irregular shape such as triangle, semicircle, rectangle, trapezoidal.The coloured micro-nano structure 2 is in the carrying The shape of projection on layer 1 is unlimited, can do accommodation according to the optical design to be presented of optical thin film 100.

Specifically, as shown in Fig. 8~Figure 12, the bearing bed 1 is prepared by colored polymeric, and the bearing bed 1 With the first surface and second surface being oppositely arranged, the coloured micro-nano structure 2 is from the first surface to described second The groove that surface indentation is formed.Forming can be as Fig. 8~Figure 10 show sky in the groove of the coloured micro-nano structure 2 , filler can also be filled with as is illustrated by figs. 11 and 12, and the filler is colourless polymer, color and the coloured micro-nano knot The different colored polymeric of the color of structure 2 or color is identical from the color of the coloured micro-nano structure 2 but refractive index is different coloured Polymer.

Its preparation method is：One layer of colored polymeric is coated on substrate；Using with opposite with the groove anti-micro- The mould of micro-nano structure imprints to the polymer of coating；The polymer after impressing is solidified, then by mould Tool departs from, and forms the bearing bed 1 with plural groove." substrate " mentioned by the utility model is preparing supporting body Play a supporting role when 1, can be removed after the completion of preparation, when the substrate is colourless or can be with the coloured micro-nano knot When structure 2 adjusts color jointly, it can also retain.

Wherein, when filler is filled into the groove, can only be filled out by the way of point is filled in the groove Material；The higher blade coating mode of efficiency can also be used, i.e., coats one layer of filler on the first surface, filler is full of described recessed Groove, then the part filler outside the groove is removed.As shown in figure 11, may when being prepared by the way of blade coating Very thin thin film (non-label), thickness≤10 μm of the film can be remained in the first surface 11.

Or please join shown in Figure 13~Figure 16, the bearing bed 1 has the first surface and second surface being oppositely arranged, institute It is coloured convex to being protruded out away from the direction of the second surface for the first surface from the bearing bed 1 to state coloured micro-nano structure 2 Rise.

The micro-nano structure of bearing bed 1 can be wholely set with the coloured micro-nano structure 2 for as shown in figure 16, now The bearing bed 1 is made up with the coloured micro-nano structure 2 of same material, and both colors are identical.Preparation method is：First serving as a contrast One layer of certain thickness colored polymeric is coated on bottom, being used before colored polymeric is not fully cured has and the coloured micro-nano The mould of the opposite anti-micro-nano structure of structure 2 imprints to the side of the colored polymeric, to the colored polymer after impressing Thing is solidified, then the mould separating is formed to the bearing bed 1 of integration and the coloured micro-nano structure 2.The party In method, the thickness of the colored polymeric of coating is more than height of the anti-micro-nano structure on the mould in mold thickness direction, and During impressing, the anti-micro-nano structure does not run through the colored polymeric in the thickness direction of the colored polymeric of coating, preferably The anti-micro-nano structure enters the highly consistent of depth and the anti-micro-nano structure of the colored polymeric.

Or the bearing bed 1 and the coloured micro-nano structure 2 can also be the split settings shown in Figure 13~Figure 15. The bearing bed 1 can be colourless, and visual color only is presented by the coloured micro-nano structure 2 and shows.Certainly, it is described Bearing bed 1 can also be coloured, and the color of the bearing bed 1 and the color of the coloured micro-nano structure 2 are identical or different, lead to Cross the coloured micro-nano structure 2 and visual color display effect is presented jointly with the bearing bed 1.

The preparation method of the optical thin film 100 of split settings is：Coloured or colourless bearing bed 1 is provided, or served as a contrast Bearing bed 1 is coated on bottom；Or bearing bed 1 is coated on substrate；Coating one layer in the side of the bearing bed 1 has certain thickness Colored polymeric；Before the colored polymeric is not fully cured, using with opposite with the coloured micro-nano structure 2 anti- The mould of micro-nano structure imprints to the colored polymeric away from the side of the bearing bed 1, to coloured poly- after impressing Compound is solidified, then by the mould separating so that the side of the bearing bed, which is formed, has the coloured micro-nano structure 2 of plural number Micro-nano structure layer.In this method, the thickness of the colored polymeric of coating is more than or equal to the anti-micro-nano on the mould Structure mold thickness direction height, and imprint when, the anti-micro-nano structure of the mould needs to run through the colored polymeric And arrive on the bearing bed 1；In other words, the depth of the anti-micro-nano structure into the colored polymeric is described with coating The consistency of thickness of colored polymeric.

In addition, as shown in Figure 10~Figure 13, the optical thin film 100 also includes provided with described having positioned at the bearing bed 1 The side reflecting layer 4 of color micro-nano structure 2；The reflecting layer 4 is formed by modes such as coating, vacuum evaporation, magnetron sputterings Metal level, metal oxide layer or nonmetal oxide layer.The reflecting layer 4 have with the coloured micro-nano structure 2 it is identical or Different colors, can also reflect the electromagnetic wave corresponding with its color makes its by the coloured micro-nano structure 2 of plural number, described in auxiliary Coloured micro-nano structure plays a part of adjusting color, so that the color of the default picture and text on optical thin film 100 is fuller, more Has texture.For example with silver slurry layer as reflecting layer 4, there is blast effect to color, increase decorative effect.

As shown in Figure 11~Figure 13, the optical thin film 100 also includes deviating from the bearing bed 1 positioned at the reflecting layer 4 Side dyed layer 5, the dyed layer 5 by one or both of ink, coloured material, coloring material, metal material with Upper combination is used as material, is formed by the mode such as being coated with, being deposited, printing, electroplating or sputtering, and typically serves to shading and toning Effect.In this structure, mass-tone is presented in the coloured micro-nano structure 2, and the dyed layer 5 is described coloured to auxiliary adjustment color Micro-nano structure 2 realizes the function of toning with the dyed layer 5 jointly.

In addition, the optical thin film 100 also includes flexible or hardness base material (not shown) and/or cover plate (not shown), it is right The optical thin film 100 plays a part of protecting or supported.In the embodiment with base material, the optical thin film 100 is prepared When, can be by the base material directly as substrate.

The utility model also provides a kind of shell (not shown) with above-mentioned 100 layers of optical thin film, has very abundant Full color Dynamic Announce, extraordinary texture, extraordinary decorative effect.The shell can be that glass, plastics etc. are appointed Anticipate the phone housing of material, panel housings, computer casing, appliance shell etc..

In summary, optical thin film 100 of the present utility model is in that default picture and text are arranged by the coloured micro-nano structure 2, So that default picture and text are presented any shape and carry the shadow effects such as the dynamic graphics and text of color change, conversion picture and text, three-dimensional picture and text Fruit, there is decoration and identification effect well.

It should be appreciated that although this specification is described according to embodiment, not each embodiment is only only comprising one Vertical technical scheme, this narrating mode of specification is only that those skilled in the art should be by specification for clarity As an entirety, the technical solutions in the various embodiments may also be suitably combined, formed it will be appreciated by those skilled in the art that Other embodiment.

The a series of detailed description of those listed above is only for the specific of possible embodiments of the present utility model Illustrate, and be not used to limit the scope of protection of the utility model, all equivalent realities made without departing from the utility model skill spirit Apply example or change should be included within the scope of protection of the utility model.

Claims (10)

1. A kind of 1. optical thin film, it is characterised in that：Including bearing bed；Located at the bearing bed side or in the bearing bed And at least part predetermined pattern is covered in the plural coloured micro-nano structure of default picture and text arrangement, the coloured micro-nano structure of plural number, and it is multiple The structure of the number coloured micro-nano structure and/or the arrangement mode of the plural number coloured micro-nano structure are deposited at least one direction Changing.
2. 2. optical thin film according to claim 1, it is characterised in that：There is blank between the adjacent coloured micro-nano structure Area, deposited in changing directions at least one, shared by the coloured micro-nano structure of the different zones in default picture and text Area and the clear area shared by area ratio exist change.
3. 3. optical thin film according to claim 2, it is characterised in that：Area phase shared by all coloured micro-nano structures Together, deposited in changing directions at least one, the area shared by the clear area of the different zones in default picture and text In the presence of change；Or the area shared by all clear areas is identical, deposited in changing directions at least one, positioned at default figure Change be present in the area shared by the coloured micro-nano structure of the different zones in text；Or at least one direction that change be present On, change be present in the area shared by the coloured micro-nano structure of the different zones in default picture and text, and positioned at default figure Change be present in the area shared by the clear area of the different zones in text；Or deposited in changing directions at least one, institute State that the ratio of the area shared by coloured micro-nano structure and the area shared by the clear area is identical, and the coloured micro-nano structure is in institute Change be present in the height stated in bearing bed short transverse.
4. 4. optical thin film according to claim 1, it is characterised in that：Deposited in changing directions at least one, plural number The shape of the coloured micro-nano structure is identical, and the ratio of the coloured micro-nano structure of the different zones in default picture and text is big Change be present in height of the small and/or described coloured micro-nano structure in the bearing bed short transverse；Or in default picture and text Different zones the coloured micro-nano structure shape difference cause area exist change and/or the coloured micro-nano structure exist Change be present in the height in the bearing bed short transverse.
5. 5. optical thin film according to claim 1, it is characterised in that：Deposit in changing directions, own at least one The shape of the coloured micro-nano structure is identical with scale, the coloured micro-nano knot of the different zones in default picture and text Change be present in height of the structure in the bearing bed short transverse.
6. 6. the optical thin film according to claim 4 or 5, it is characterised in that：The plural number coloured micro-nano structure is continuously arranged Or it is intervally arranged.
7. 7. optical thin film according to claim 1, it is characterised in that：The bearing bed has first surface, second surface, The coloured micro-nano structure is from the first surface to the coloured projection protruded out away from the direction of the second surface；It is described to hold Carrier layer is wholely set with the coloured micro-nano structure；The bearing bed and the coloured micro-nano structure split settings, the carrying Layer it is colourless, or the color of the bearing bed and the color of the coloured micro-nano structure it is identical or different.
8. 8. optical thin film according to claim 1, it is characterised in that：The bearing bed is prepared by colored polymeric, And the bearing bed has the first surface and second surface being oppositely arranged, the coloured micro-nano structure is from the first surface It is recessed the groove to be formed to the second surface.
9. 9. optical thin film according to claim 8, it is characterised in that：It is empty in the groove, or has in the groove Have a filler, the filler be colourless polymer or the color colored polymeric different from the color of the coloured micro-nano structure or Color is identical from the color of the coloured micro-nano structure but the different colored polymerics of refractive index.
10. 10. a kind of shell, there is the optical thin film described in claim 1~9 any one.