CN204390617U - Anti false film - Google Patents
Anti false film Download PDFInfo
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- CN204390617U CN204390617U CN201520035186.4U CN201520035186U CN204390617U CN 204390617 U CN204390617 U CN 204390617U CN 201520035186 U CN201520035186 U CN 201520035186U CN 204390617 U CN204390617 U CN 204390617U
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Abstract
A kind of anti false film, comprise graph layer, transparent base film and micro-lens arrays layer, graph layer and micro-lens arrays layer are separately positioned on two relative surfaces of transparent base film; Graph layer comprises multiple subelement pattern, subelement pattern is array distribution, the structure in the region that the subelement pattern of graph layer and non-quilt unit pattern cover is holographic-essence concave grating structure or planar structure, and subelement pattern is different with the structure in the region that non-quilt unit pattern covers; Micro-lens arrays layer comprises the multiple lenticules in array distribution, the lenticule of micro-lens arrays layer and the subelement pattern one_to_one corresponding of graph layer.This anti false film energy imaging More amplifies picture and text, and have vertical dynamic, parallel innervation, floating, sinking, solid, multichannel effect, antifalse effect is remarkable.Lenticule and the subelement pattern of this anti false film belong to micron scale construction, and matching degree requires high, and therefore this anti false film structure is meticulousr, and technical threshold is high, and copy difficulty more greatly, anti-counterfeit capability is stronger.
Description
Technical field
The utility model relates to anti-fake material technical field, particularly relates to a kind of anti false film.
Background technology
In order to control the baneful influence that counterfeit and shoddy goods bring market economy, except setting up registered trademark system, also anti-false trademark will be developed, with specification commodity economy and market development.Anti-false trademark refers to can be transferred on the packing of product or adjunct by modes such as stickup, printings, and has the mark of anti-fake effect.
Current existing false proof registered trademark comprises laser holographic mark, two-dimentional code anti-fake, anti-forgery ink printing etc.These counterfeit protection measures are easily understood due to its physical principle, can suitability for industrialized production, and therefore cost of manufacture is lower and be beneficial to extensive popularization.But popularizing and coming into the open along with these technology, makes its antiforge function obviously decline, allows fraud businessman have an opportunity to take advantage of.
Utility model content
Given this, be necessary to provide the stronger anti false film of a kind of antiforge function.
A kind of anti false film, comprise graph layer, transparent base film and micro-lens arrays layer, described graph layer and described micro-lens arrays layer are separately positioned on two relative surfaces of described transparent base film;
Described graph layer comprises multiple subelement pattern and not by the region of described subelement pattern covers, described subelement pattern is array distribution, the structure of the described subelement pattern of described graph layer is holographic-essence concave grating structure or planar structure, described is not holographic-essence concave grating structure or planar structure by the structure in the region of described subelement pattern covers, and described subelement pattern is not with different by the structure in the region of described subelement pattern covers;
Described micro-lens arrays layer comprises the multiple lenticules in array distribution, the described lenticule of described micro-lens arrays layer and the described subelement pattern one_to_one corresponding of described graph layer.
Wherein in an embodiment, the range of size of described subelement pattern is 5 μm-30 μm.
Wherein in an embodiment, the subelement pattern array of described graph layer is equal with the cycle of the microlens array of described micro-lens arrays layer, and array direction differs 10 °-0.01 °.
Wherein in an embodiment, the subelement pattern array of described graph layer is identical with the array direction of the microlens array of described micro-lens arrays layer, cycle difference 10%-0.1%.
Wherein in an embodiment, the surface of described graph layer is coated with layer of metal layer.
Wherein in an embodiment, the microlens array of described micro-lens arrays layer is continuous surface-shaped microlens array or multiple stage stage structure diffraction type microlens array.
Wherein in an embodiment, the arrangement mode of the subelement pattern of described graph layer is quadrangular array, hexagonal array or ring shooting, and the lenticular arrangement mode of described micro-lens arrays layer is quadrangular array, hexagonal array or ring shooting.
Wherein in an embodiment, the scope in described lenticular aperture is 30 μm-80 μm, and the scope of rise is 8.2 μm-20 μm, and the scope of focal length is 40 μm-90 μm.
Wherein in an embodiment, the thickness of described transparent base film is 0.5 times-1.5 times of described lenticular focal length.
Wherein in an embodiment, the material of described transparent base film is thermoplastic resin material or glass, and described thermoplastic resin material is in polycarbonate, polyethylene terephthalate, Polyvinylchloride, polymethylmethacrylate, tygon or polypropylene.
Wherein in an embodiment, the described subelement pattern of the diverse location of described graph layer has identical or different shape, and the described lenticule of the diverse location of described micro-lens arrays layer has identical or different shape.
Above-mentioned anti false film is by arranging graph layer and micro-lens arrays layer respectively by two relative surfaces of transparent base film, and the subelement pattern of graph layer is array distribution, and the lenticule of micro-lens arrays layer is array distribution, and and the unit pattern one_to_one corresponding of graph layer.The structure in the region that the subelement pattern of graph layer and non-quilt unit pattern cover is holographic-essence concave grating structure or planar structure, subelement pattern is different with the structure in the region that non-quilt unit pattern covers, thus make above-mentioned anti false film energy imaging More amplify picture and text, have vertical dynamic, parallel innervation, floating, sinking, solid, multichannel effect, antifalse effect is remarkable.The subelement pattern of the lenticule of this anti false film and the graph layer of bottom belongs to micron scale construction, and the subelement pattern array matching degree of microlens array and graph layer requires high, therefore this anti false film structure is meticulousr, and technical threshold is high, copy difficulty larger, anti-counterfeit capability is stronger.
Accompanying drawing explanation
Fig. 1 is the structural representation at a visual angle of the anti false film of an embodiment.
Fig. 2 is the structural representation at another visual angle of the anti false film shown in Fig. 1.
Fig. 3 is the vertical view of the micro-lens arrays layer of the anti false film shown in Fig. 1.
Fig. 4 is the structural representation of the graph layer of the anti false film shown in Fig. 1.
The structure for amplifying schematic diagram that Fig. 5 is the graph layer shown in Fig. 4.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage more clear, 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.
Refer to Fig. 1-Fig. 5, the anti false film 100 of an embodiment, comprise graph layer 10, transparent base film 20 and micro-lens arrays layer 30.Graph layer 10 and micro-lens arrays layer 30 are separately positioned on two relative surfaces of transparent base film 20.Graph layer 10 comprises the region 16 of multiple subelement pattern 14 and the covering of non-quilt unit pattern.Subelement pattern 14 is in array distribution.Micro-lens arrays layer 30 comprises the multiple lenticules 32 in array distribution.Lenticule 32 is convex lens.The lenticule 32 of micro-lens arrays layer 30 and subelement pattern 14 one_to_one corresponding of graph layer 10.Subelement pattern 14 to be amplified by micro-lens arrays layer 30 based on More's amplification principle and forms the observable grade More of naked eyes and amplify picture and text by the micron-sized subelement pattern 14 of the graph layer 10 of bottom.
Please refer to Fig. 4, the structure of the subelement pattern 14 of graph layer 10 is holographic-essence concave grating structure or planar structure, the structure in the region 16 that non-quilt unit pattern covers is holographic-essence concave grating structure or planar structure, and subelement pattern 14 is different with the structure in the region 16 that non-quilt unit pattern covers.That is, when the structure of When subunits pattern 14 is holographic-essence concave grating structure, the region 16 that the non-quilt unit pattern of graph layer 10 covers is planar structure.When the region 16 that the non-quilt unit pattern of graph layer 10 covers is holographic-essence concave grating structure, the structure of subelement pattern 14 is planar structure.Graph layer 10 adopts holographic-essence concave grating structure and planar structure high-contrast under light illumination, forms pattern.Preferably, the structure of subelement pattern 14 is planar structure, and the region 16 that the non-quilt unit pattern of graph layer 10 covers is holographic-essence concave grating structure.Now, More's enlarged drawing stationery has orienting reflex, and different viewing angle can reproduce pure silver color or lead.Non-More amplifies the iris that region 16 that image areas and the non-quilt unit pattern of graph layer 10 cover has optical grating diffraction, thus improves the contrast that More amplifies picture and text.
The range of size of subelement pattern 14 can be 5 μm-30 μm.
In the present embodiment, the subelement pattern array of graph layer 10 is equal with the cycle of the microlens array of micro-lens arrays layer 30, and array direction differs 10 °-0.01 °.In other embodiments, also can be that the subelement pattern array of graph layer 10 is identical with the array direction of the microlens array of micro-lens arrays layer 30, cycle difference 10%-0.1%.
The subelement pattern 14 of the diverse location of graph layer 10 can have identical or different shape.Concrete, the shape of the subelement pattern 14 of graph layer 10 can be triangle, quadrilateral, hexagon, other polygon, circles etc.In the embodiment shown in Fig. 1, the shape of all subelement patterns 14 is quadrilateral.Be appreciated that in other embodiments, the shape of subelement pattern 14 also can be other shapes.The common factor of different subelement patterns 14 in space can be empty set or nonvoid set.Graph layer 10 can be multiple subelement pattern array.In the present embodiment, the arrangement mode of the subelement pattern 14 of graph layer 10 is hexagonal array.Be appreciated that in other embodiments, the arrangement mode of the subelement pattern 14 of graph layer 10 can also be quadrangular array, ring shooting and various other non-regular arrangements as required.
The surface of graph layer 10 can also be coated with layer of metal layer (not shown).Now, namely graph layer 10 forms reflective graph layer.When the surface of graph layer 10 does not have metal cladding, be transmission-type graph layer.Metal level can adopt the mode of evaporation to deposit preparation.
The thickness of transparent base film 20 can be 20 μm ~ 135 μm.The thickness d of transparent base film 20 can be 0.5 times-1.5 times of lenticular focal length F, that is: F/2≤d≤1.5F.
The material of transparent base film 20 can be thermoplastic resin material or glass, thermoplastic resin material can be polycarbonate (Polycarbonate, PC), polyethylene terephthalate (poly (ethyleneterephthalate), PET), Polyvinylchloride (Polyvinyl chloride, PVC), polymethylmethacrylate (Poly (methyl methacrylate), PMMA), tygon (Poly (ethylene), or polypropylene (Polypropylene, PP) PE).
The microlens array of micro-lens arrays layer 30 can be continuous surface-shaped microlens array or multiple stage stage structure diffraction type microlens array.Continuous surface-shaped microlens array is the microlens array be made up of the lenticule of smooth surface.Multiple stage stage structure diffraction type microlens array is the microlens array be made up of the lenticule of stepped surfaces.
The focal length of the lenticule 32 of micro-lens arrays layer 30 can be identical, also can be different, and the shape of lenticule 32 can be identical, also can be different, and the size of lenticule 32 can be identical, also can be different.
Further, the scope of the aperture D of lenticule 32 can be 30 μm-80 μm, and the scope of rise h can be 8.2 μm-20 μm, and the scope of focal length F can be 40 μm-90 μm.
The lenticule 32 of the diverse location of micro-lens arrays layer 30 and the shape of the contact area of basement membrane 20 can difference also can be identical.Concrete, the shape of the contact area of lenticule 32 and basement membrane 20 can be triangle, quadrilateral, hexagon, other polygon, circles etc.Specifically in the anti false film 100 shown in Fig. 3, the shape of the contact area of all lenticules 32 and basement membrane 20 is circle.In the present embodiment, the arrangement mode of the lenticule 32 of micro-lens arrays layer 30 is hexagonal array.Be appreciated that in other embodiments, the arrangement mode of the lenticule 32 of micro-lens arrays layer 30 can also be quadrangular array ring shooting and various other non-regular arrangements as required.Certainly, corresponding subelement pattern 14 has with lenticule 32 shape and size matched.
Above-mentioned anti false film 100 is by arranging graph layer 10 and micro-lens arrays layer 30 respectively by two relative surfaces of transparent base film 20, the subelement pattern 14 of graph layer 10 is in array distribution, the lenticule 32 of micro-lens arrays layer 30 is in array distribution, and and unit pattern 14 one_to_one corresponding of graph layer 10.The structure in the region 16 that the subelement pattern 14 of graph layer 10 and non-quilt unit pattern cover is holographic-essence concave grating structure or planar structure, subelement pattern 14 is different with the structure in the region 16 that non-quilt unit pattern covers, thus makes above-mentioned anti false film 100 have dynamic anti-fake effect.
Above-mentioned anti false film 100 has the following advantages:
(1) subelement pattern 14 to be amplified by micro-lens arrays layer 30 based on More's amplification principle and forms More and amplify picture and text by the micron-sized subelement pattern 14 of the graph layer 10 of bottom, enlargement ratio is 35-450, and the range of size of the picture and text of amplification is 0.5mm-4mm.
(2) More's enlarged drawing stationery has parallel dynamic effect, and during the dynamic anti false film 100 of level or flip vertical, More amplifies picture and text and moves in parallel horizontal or vertical direction, different Mores amplify picture and text can realize simultaneously in the same way or oppositely movement.
(3) More's enlarged drawing stationery has vertical dynamic effect, and during the dynamic anti false film 100 of level or flip vertical, More amplifies picture and text and moves in vertical horizontal or vertical direction, different Mores amplify picture and text can realize simultaneously in the same way or oppositely movement.
(4) More amplifies picture and text and can have floating effect, and the observable More of naked eyes amplifies the top that picture and text are imaged on microlens array anti false film 100.
(5) More amplifies picture and text and can have sinking effect, and the observable More of naked eyes amplifies the below that picture and text are imaged on microlens array anti false film 100.
(6) More's enlarged drawing stationery has hyperchannel effect, when different angles are observed in the horizontal or vertical directions, can reproduce different patterns.
(6) More's enlarged drawing stationery has stereoeffect, by changing the distribution mode of graph layer 10, and can by micro-lens arrays layer rendering stereoscopic pattern.
(7) anti false film 100 adopting the graph layer 10 shown in Fig. 5 to prepare, More's enlarged drawing stationery has orienting reflex, and different viewing angle can reproduce pure silver color or lead.Non-More amplifies the iris that region 16 that image areas and the non-quilt unit pattern of graph layer 10 cover has optical grating diffraction, thus improves the contrast that More amplifies picture and text.
(8) because the subelement pattern 14 of the lenticule 32 of this anti false film 100 and the graph layer 10 of bottom belongs to micron scale construction, and the subelement pattern array matching degree of microlens array and graph layer 10 requires high, therefore this anti false film 100 structure is meticulousr, technical threshold is high, copy difficulty larger, anti-counterfeit capability is stronger.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. an anti false film, is characterized in that, comprises graph layer, transparent base film and micro-lens arrays layer, and described graph layer and described micro-lens arrays layer are separately positioned on two relative surfaces of described transparent base film;
Described graph layer comprises multiple subelement pattern and not by the region of described subelement pattern covers, described subelement pattern is array distribution, the structure of the described subelement pattern of described graph layer is holographic-essence concave grating structure or planar structure, described is not holographic-essence concave grating structure or planar structure by the structure in the region of described subelement pattern covers, and described subelement pattern is not with different by the structure in the region of described subelement pattern covers;
Described micro-lens arrays layer comprises the multiple lenticules in array distribution, the described lenticule of described micro-lens arrays layer and the described subelement pattern one_to_one corresponding of described graph layer.
2. anti false film as claimed in claim 1, it is characterized in that, the range of size of described subelement pattern is 5 μm-30 μm.
3. anti false film as claimed in claim 1, it is characterized in that, the subelement pattern array of described graph layer is equal with the cycle of the microlens array of described micro-lens arrays layer, and array direction differs 10 °-0.01 °.
4. anti false film as claimed in claim 1, it is characterized in that, the subelement pattern array of described graph layer is identical with the array direction of the microlens array of described micro-lens arrays layer, cycle difference 10%-0.1%.
5. anti false film as claimed in claim 1, it is characterized in that, the surface of described graph layer is coated with layer of metal layer.
6. anti false film as claimed in claim 1, it is characterized in that, the microlens array of described micro-lens arrays layer is continuous surface-shaped microlens array or multiple stage stage structure diffraction type microlens array.
7. anti false film as claimed in claim 1, it is characterized in that, the arrangement mode of the subelement pattern of described graph layer is quadrangular array, hexagonal array or ring shooting, and the lenticular arrangement mode of described micro-lens arrays layer is quadrangular array, hexagonal array or ring shooting.
8. anti false film as claimed in claim 1, it is characterized in that, the scope in described lenticular aperture is 30 μm-80 μm, and the scope of rise is 8.2 μm-20 μm, and the scope of focal length is 40 μm-90 μm.
9. anti false film as claimed in claim 1, it is characterized in that, the thickness of described transparent base film is 0.5 times-1.5 times of described lenticular focal length.
10. anti false film as claimed in claim 1, it is characterized in that, the described subelement pattern of the diverse location of described graph layer has identical or different shape, and the described lenticule of the diverse location of described micro-lens arrays layer has identical or different shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520035186.4U CN204390617U (en) | 2015-01-19 | 2015-01-19 | Anti false film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520035186.4U CN204390617U (en) | 2015-01-19 | 2015-01-19 | Anti false film |
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| CN204390617U true CN204390617U (en) | 2015-06-10 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898290A (en) * | 2015-06-19 | 2015-09-09 | 四川省宜宾普什集团3D有限公司 | Product with suspension stereo image and manufacture method thereof |
| CN112562489A (en) * | 2020-12-15 | 2021-03-26 | 武汉华工图像技术开发有限公司 | Variable dynamic holographic anti-counterfeiting mark and preparation method thereof |
| CN114157737A (en) * | 2020-09-08 | 2022-03-08 | 世灵科技株式会社 | Method for manufacturing mobile phone decorative film directly applying micro-lens array on polycarbonate layer |
-
2015
- 2015-01-19 CN CN201520035186.4U patent/CN204390617U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898290A (en) * | 2015-06-19 | 2015-09-09 | 四川省宜宾普什集团3D有限公司 | Product with suspension stereo image and manufacture method thereof |
| CN104898290B (en) * | 2015-06-19 | 2017-07-21 | 四川省宜宾普什集团3D有限公司 | A kind of product and its manufacture method with suspension stereo-picture |
| CN114157737A (en) * | 2020-09-08 | 2022-03-08 | 世灵科技株式会社 | Method for manufacturing mobile phone decorative film directly applying micro-lens array on polycarbonate layer |
| CN112562489A (en) * | 2020-12-15 | 2021-03-26 | 武汉华工图像技术开发有限公司 | Variable dynamic holographic anti-counterfeiting mark and preparation method thereof |
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