CN101434176A - Optical anti-counterfeiting element and product with the same - Google Patents

Optical anti-counterfeiting element and product with the same Download PDF

Info

Publication number
CN101434176A
CN101434176A CN 200810186575 CN200810186575A CN101434176A CN 101434176 A CN101434176 A CN 101434176A CN 200810186575 CN200810186575 CN 200810186575 CN 200810186575 A CN200810186575 A CN 200810186575A CN 101434176 A CN101434176 A CN 101434176A
Authority
CN
China
Prior art keywords
counterfeiting
optical
array
microlens array
diffraction type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN 200810186575
Other languages
Chinese (zh)
Other versions
CN101434176B (en
Inventor
朱军
刘晖
张静方
王晓利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Banknote Printing and Minting Corp
Zhongchao Special Security Technology Co Ltd
Original Assignee
China Banknote Printing and Minting Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Banknote Printing and Minting Corp filed Critical China Banknote Printing and Minting Corp
Priority to CN 200810186575 priority Critical patent/CN101434176B/en
Publication of CN101434176A publication Critical patent/CN101434176A/en
Application granted granted Critical
Publication of CN101434176B publication Critical patent/CN101434176B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention provides an optical anti-counterfeiting element, which comprises a base layer, a plane diffraction type lenticule array which is positioned on a first surface of the base layer and at least partially covers the first surface of the base layer, as well as a micro-pattern array which is positioned on a second surface of the base layer and is corresponding to the plane diffraction lens array. The element reproduces a magnified image of the micro-pattern array through the imaging function of the plane diffraction type lenticule array, and has a certain depth of field and dynamic effect. The element is especially applicable to window-safety lines in banknotes, and can also be used for preventing counterfeits of banknotes, credit cards, passports, negotiable securities and various types of high-safety products and high value-added products.

Description

Optical anti-counterfeiting element and have the product of this optical anti-counterfeiting element
Technical field
The present invention relates to be applicable to a kind of optical anti-counterfeiting element of all kinds of high safety products such as banknote, credit card, passport, marketable securities and high value added product, and relate to the product that has this Security element, specifically, relate to a kind of optical anti-counterfeiting element that has planar diffraction type microlens array and miniature pattern array.The invention further relates to the product that has this optical anti-counterfeiting element, for example use banknote or the cheque paper of this optical anti-counterfeiting element as opened window safety line.
Background technology
In order to prevent to forge, extensively adopted the optical anti-counterfeiting technology in contour safety product of banknote, credit card, passport and marketable securities and the high value added product, and obtained extraordinary effect.
United States Patent (USP) 5712731, Chinese patent application 03123580.8, Chinese patent application 200480040733.2 (United States Patent (USP) 7333268 that it was authorized corresponding on February 19th, 2008), U.S. Patent application 20070273143, U.S. Patent application 20080036196 disclose same class has sphere or aspherical microlens array and micrographics array respectively on two surfaces safety element, by an imaging effect generation dynamic figure amplification, that have certain depth of field of microlens array.This sphere or aspherical microlens are the lenticules of refractive, and promptly each lenticule in the array all is the surface configuration with raised or sunken continuous curve surface, and utilize refraction principle imaging in the geometric optics.
Chinese patent application 200510086954.X discloses a kind of micro Character array anticounterfeit mark and preparation method thereof.
Chinese patent application 200510086953.5 discloses a kind of flat magnifier for microfilm of characters, i.e. the fresnel lens array that is complementary with cycle of micro Character array anticounterfeit.
Summary of the invention
The invention provides a kind of Security element different and the product that has this optical anti-counterfeiting element with the existing product structure.
According to an aspect of the present invention, provide a kind of optical anti-counterfeiting element, described optical anti-counterfeiting element comprises: basic unit, described basic unit have first surface and with described first surface opposing second surface; Be positioned on the described first surface and cover the planar diffraction type microlens array of described first surface to small part; And be positioned at micro pattern array on the described second surface.The enlarged image of miniature pattern array is reproduced in imaging effect by planar diffraction type microlens array, and has certain depth of field and dynamic effect.
The focal length of described planar diffraction type microlens array is 5 microns to 100 microns, be preferably 10 microns to 30 microns, cycle is generally 5 microns to 100 microns, be preferably 10 microns to 30 microns, the cycle of described little pattern array 4 is complementary with it, according to reproducing effect of requirement, can equal, be slightly larger than or be slightly less than the cycle of described micro fresnel lens array.
The groove depth of described planar diffraction type microlens array is preferably 0.1 micron to 1 micron less than 2 microns, can use mould pressing process mold pressing on the first surface of described basic unit of making holographic product and form.
Described planar diffraction lens arra both can be a transmission imaging, also can be catoptric imaging.Do the time spent at the catoptric imaging that utilizes the planar diffraction lens, need to increase metal or dieletric reflection layer usually and reproduce effect to improve.
In a specific embodiments, what described planar diffraction type microlens array adopted is standard Fresnel diffraction micr-lens array.
What in a preferred embodiment, described planar diffraction type microlens array adopted is notch cuttype Fresnel diffraction micr-lens array.
In another preferred embodiment, what described planar diffraction type microlens array adopted is Nitride Binary-Phase Fresnel zone plate array.
In a preferred embodiment again, what described planar diffraction type microlens array adopted is amplitude type Fresnel zone plate array.
In another preferred embodiment, what described planar diffraction type microlens array adopted is sub-wavelength binary microlens array array.
In other preferred embodiment, described optical anti-counterfeiting element can further have the diffraction light change pattern, interference light becomes pattern, printed patterns, partially metallised pattern, phosphor pattern etc., and is used at least a of machine-readable magnetic medium layer.
The present invention is particularly suitable for being made into opened window safety line.The thickness of described safety line is not more than 40 microns.The cheque paper that has described opened window safety line is used for the false proof of all kinds of high safety products such as banknote, passport, marketable securities.
The present invention also can be used as label, sign, wide, transparent window etc., can stick on the various article by various bonding mechanisms.For example transfer on banknote, the contour safety product of credit card and the high value added product.
The present invention provides the product that has described optical anti-counterfeiting element on the other hand, and described product includes but not limited to all kinds of high safety products and high value added products such as banknote, credit card, passport, marketable securities, and each wrapping paper, packing box etc.
Description of drawings
Fig. 1 a is the first preferred version schematic diagram of the present invention;
Fig. 1 b, Fig. 1 c show a kind of arrangement mode of micro fresnel lens array and miniature pattern array;
Fig. 1 d, Fig. 1 e show the another kind of arrangement mode of micro fresnel lens array and miniature pattern array;
Fig. 2 is the second preferred version schematic diagram of the present invention;
Fig. 3 is the 3rd a preferred version schematic diagram of the present invention;
Fig. 4 a is the 4th a preferred version schematic diagram of the present invention;
Fig. 4 b shows a kind of amplitude type Fresnel zone plate array;
Fig. 5 is the 5th a preferred version schematic diagram of the present invention.
The specific embodiment
In order to understand the present invention better, will make more detailed description with reference to the accompanying drawings to various aspects of the present invention.Be appreciated that described drawings and detailed description are the description to the preferred embodiment of the invention, but not limit the scope of the invention by any way.
What Fig. 1 a showed is the schematic cross-section of the present invention's first preferred embodiment.Optical anti-counterfeiting element 1 comprises basic unit 2, be positioned on the first surface of basic unit 2 and cover the Fresnel diffraction micr-lens array 3 of first surface of basic unit 2 and second surface and the micro fresnel lens array 3 corresponding miniature pattern array 4 that are positioned at basic unit 2 to small part.Fig. 1 b and Fig. 1 c are a kind of arrangement modes of Fresnel diffraction micr-lens array 3 and corresponding with it miniature pattern array 4, and Fig. 1 d and Fig. 1 e are another kind of arrangement modes.The arrangement mode of Fresnel diffraction micr-lens array 3 and corresponding with it miniature pattern array 4 can be set arbitrarily according to the requirement of product.
The focal length of Fresnel diffraction micr-lens array 3 is 5 microns to 100 microns, and be preferably 10 microns to 30 microns, cycle is generally 5 microns to 100 microns and be preferably 10 microns to 40 microns, the cycle of miniature pattern array 4 and Fresnel diffraction micr-lens array 3 are complementary, according to reproducing effect of requirement, the cycle of miniature pattern array 4 can equal, is slightly larger than or is slightly less than the cycle of Fresnel diffraction micr-lens array 3.When seeing through 3 observations of Fresnel diffraction micr-lens array, can see dynamic image amplification, that certain depth of field is arranged.Relation between the parameter of reproduction effect and Fresnel diffraction micr-lens array 3 and miniature pattern array 4 can be consulted the detailed argumentation in the Chinese patent application 200480040733.2.
The groove depth of Fresnel diffraction micr-lens array 3 is preferably 0.1 micron to 1 micron less than 2 microns, and this groove can be used mould pressing process mold pressing on the first surface of basic unit 2 of making holographic product and form.
Miniature pattern array 4 can form by contour forging, printing, impression, laser ablation, mode such as partially metallised.
Basic unit 2 can be the single transparent dielectric film of one deck, and for example PET film, PVC film etc. also can be the transparent dielectric films that the surface has functional coating (such as embossed layer), can also be the multilayer film through being composited.
A kind of method of making Security element 1 is in the first and second surface whiles of basic unit 2 or forms micro fresnel lens array 3 and miniature pattern array 4 in turn.Should be appreciated that basic unit 2 itself can be the single transparent dielectric film of one deck, also can be multilayer film when adopting this method to make Security element 1.
The another kind of method of making Security element 1 is to make Fresnel diffraction micr-lens array 3 and miniature pattern array 4 on different films respectively, through combination process as known in the art the two is combined with each other again.The two membranes compound tense, the film that has the film of Fresnel diffraction micr-lens array 3 and have a miniature pattern array 4 can be back-to-back compound, and promptly the distance between Fresnel diffraction micr-lens array 3 and the miniature pattern array 4 is the thickness that the thickness of two membranes adds compound adhesive; Also can be to have the film of Fresnel diffraction micr-lens array 3 and have the pellicular front of miniature pattern array 4 compound to same direction, promptly the distance between Fresnel diffraction micr-lens array 3 and the miniature pattern array 4 adds the thickness of compound adhesive for the thickness of a skim wherein.
What Fig. 2 showed is second preferred embodiment of the present invention, has wherein replaced standard Fresnel diffraction micr-lens 3 in first preferred version with notch cuttype Fresnel diffraction micr-lens 5.The Fresnel diffraction micr-lens 5 that modern mask-making technology is made notch cuttype is more prone to than production standard Fresnel diffraction micr-lens 3, and the production reproduction process is identical, i.e. mold pressing production technology.Exponent number is high more, and notch cuttype Fresnel diffraction micr-lens 5 is approaching more with the performance of standard Fresnel diffraction micr-lens 3, can require to determine exponent number according to reality.
What Fig. 3 showed is the 3rd preferred embodiment of the present invention, has wherein replaced standard micro fresnel lens 3 in first preferred version with Nitride Binary-Phase Fresnel zone plate 6.Nitride Binary-Phase Fresnel zone plate 6 is fresnel diffraction lens 5 of simple second-order notch cuttype.Under many occasions, the image quality of the fresnel diffraction lens of second order notch cuttype also meets the demands.
What Fig. 4 a showed is the 4th preferred embodiment of the present invention, wherein utilizes amplitude type Fresnel zone plate array 7 as image-forming component.Fig. 4 b is the schematic diagram of amplitude type Fresnel zone plate array 7, and certainly, the spread pattern of Fresnel zone plate array 7 can be cellular (Fig. 1 d) or other any forms.Fresnel zone plate array 7 can form by printing, ink-jet, mode such as partially metallised.
What Fig. 5 showed is the 5th preferred embodiment of the present invention, and it utilizes sub-wavelength binary microlens array 8 as image-forming component.Sub-wavelength binary lenticule 8 also is a kind of planar diffraction lenticule, has the feature flute profile width of sub-wavelength yardstick.
Above-mentioned embodiment, all be amplification, the dynamic image that utilizes the transmission imaging effect reproduction micrographics array of planar diffraction lens arra, when promptly observing, the plane at miniature pattern array place is in the position away from human eye, and the plane at planar diffraction lens arra place is in the middle of human eye and miniature pattern array.In fact, the planar diffraction lens arra also has the catoptric imaging effect simultaneously, utilize the catoptric imaging effect of planar diffraction lens can reproduce amplification, the dynamic image of miniature pattern array equally, when promptly observing, the plane at planar diffraction lens arra place is in the position away from human eye, and the plane at miniature pattern array place is in the middle of human eye and plane diffraction lens array.Do the time spent at the catoptric imaging that utilizes the planar diffraction lens, need to increase metal or dieletric reflection layer usually and reproduce effect to improve.
In the above-described embodiment; in order to protect the grooved of planar diffraction lens arra; increase the service life of Security element 1, one or more layers transparent dielectric film that can be complementary at planar diffraction lens arra surface evaporation or coating refractive index and planar diffraction lens arra.
In above all embodiments, first and/or second surface of the basic unit of described Security element further can have the diffraction light change pattern, interference light becomes pattern, printed patterns, partially metallised pattern, phosphor pattern etc.
In above all embodiments, described Security element can further comprise and be used for machine-readable magnetic medium.
The present invention is particularly suitable for being made into opened window safety line.The thickness of safety line is not more than 40 microns, safety line fragment ground is embedded in the paper, and the exposure of fragment ground on paper, thereby forms the cheque paper that has opened window safety line, is used for the false proof of all kinds of high safety products such as banknote, passport, marketable securities.
The present invention also can be used as label, sign, wide, transparent window etc., can stick on the various article by various bonding mechanisms, for example transfers on banknote, the contour safety product of credit card and the high value added product.
The product that has optical anti-counterfeiting element of the present invention includes but not limited to all kinds of high safety products and high value added products such as banknote, credit card, passport, marketable securities, and each wrapping paper, packing box etc.
Some preferred embodiment of the present invention has below exemplarily been described.And will be understood by those skilled in the art that under the prerequisite that does not depart from design of the present invention and spirit and can make various equivalents or modification to it.And the technical scheme that so obtains also should belong to scope of the present invention.

Claims (23)

1. optical anti-counterfeiting element comprises:
Basic unit, described basic unit have first surface and with described first surface opposing second surface;
Be positioned on the described first surface and cover the planar diffraction type microlens array of described first surface to small part; And
Be positioned at the micro pattern array on the described second surface.
2. optical anti-counterfeiting element according to claim 1, wherein said planar diffraction type microlens array is a transmission plane diffraction type microlens array.
3. optical anti-counterfeiting element according to claim 1, wherein said planar diffraction type microlens array is a plane of reflection diffraction type microlens array.
4. optical anti-counterfeiting element according to claim 3, wherein said plane of reflection diffraction type microlens array has metal or dieletric reflection layer.
5. according to each described optical anti-counterfeiting element among the claim 1-4, wherein said planar diffraction type microlens array is the Fresnel diffraction micr-lens array.
6. optical anti-counterfeiting element according to claim 5, wherein said planar diffraction type microlens array is a notch cuttype Fresnel diffraction micr-lens array.
7. according to each described optical anti-counterfeiting element among the claim 1-4, wherein said planar diffraction type microlens array is a Nitride Binary-Phase Fresnel zone plate array.
8. according to each described optical anti-counterfeiting element among the claim 1-4, wherein said planar diffraction type microlens array is an amplitude type Fresnel zone plate array.
9. according to each described optical anti-counterfeiting element among the claim 1-4, wherein said planar diffraction type microlens array is a sub-wavelength binary microlens array.
10. according to each described optical anti-counterfeiting element among the claim 5-9, the focal length of wherein said planar diffraction type microlens array is 5 microns to 100 microns.
11. optical anti-counterfeiting element according to claim 10, the focal length of wherein said planar diffraction type microlens array are 10 microns to 30 microns.
12. optical anti-counterfeiting element according to claim 1, wherein said micro pattern array forms by contour forging, printing, impression, laser ablation or partially metallised mode.
13. optical anti-counterfeiting element according to claim 1, wherein said basic unit is the single transparent dielectric film of one deck.
14. optical anti-counterfeiting element according to claim 13, wherein said single transparent dielectric film are PET film or PVC film.
15. optical anti-counterfeiting element according to claim 1, wherein said basic unit is the multilayer film through being composited.
16. according to each described optical anti-counterfeiting element among the claim 13-15, wherein said basic unit is the transparent dielectric film that has functional coating on the surface.
17. optical anti-counterfeiting element according to claim 16, wherein said functional coating are embossed layer.
18. optical anti-counterfeiting element according to claim 1, evaporation or be coated with one or more layers transparent medium diaphragm that refractive index is complementary on the wherein said planar diffraction type microlens array.
19. optical anti-counterfeiting element according to claim 1 further has diffraction light change pattern, interference light and becomes pattern, printed patterns, partially metallised pattern, phosphor pattern and be used for machine-readable magnetic medium layer one of at least.
20. a safety line is characterized in that comprising according to each described optical anti-counterfeiting element among the claim 1-19.
21. safety line according to claim 20, the thickness of wherein said safety line are not more than 40 microns.
22. a cheque paper is characterized in that described cheque paper has safety line according to claim 20, described safety line embeds in the paper with the form of opened window safety line.
23. cheque paper according to claim 22, the thickness of wherein said safety line are not more than 40 microns.
CN 200810186575 2008-12-25 2008-12-25 Optical anti-counterfeiting element and product with the same Active CN101434176B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200810186575 CN101434176B (en) 2008-12-25 2008-12-25 Optical anti-counterfeiting element and product with the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200810186575 CN101434176B (en) 2008-12-25 2008-12-25 Optical anti-counterfeiting element and product with the same

Publications (2)

Publication Number Publication Date
CN101434176A true CN101434176A (en) 2009-05-20
CN101434176B CN101434176B (en) 2012-11-07

Family

ID=40708875

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200810186575 Active CN101434176B (en) 2008-12-25 2008-12-25 Optical anti-counterfeiting element and product with the same

Country Status (1)

Country Link
CN (1) CN101434176B (en)

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102370299A (en) * 2010-08-25 2012-03-14 中国印钞造币总公司 Microlens array imaging anticounterfeiting coin or badge
CN102467764A (en) * 2010-11-05 2012-05-23 山东新北洋信息技术股份有限公司 Paper money safety line detection method and device
CN102466884A (en) * 2010-11-08 2012-05-23 赵建平 Micro-optical-structure-based dynamic display technology
CN101767511B (en) * 2010-01-12 2012-11-28 中钞特种防伪科技有限公司 Optical anti-counterfeiting component and product with anti-counterfeiting component
CN102858554A (en) * 2010-03-01 2013-01-02 德拉鲁国际有限公司 Moire magnification device
WO2013143089A1 (en) * 2012-03-28 2013-10-03 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and product using the optical anti-counterfeiting element
CN103358808A (en) * 2012-03-28 2013-10-23 中钞特种防伪科技有限公司 Optical anti-fake element and products utilizing same
CN103522686A (en) * 2013-10-12 2014-01-22 武汉华工图像技术开发有限公司 Cat eye film with double-layer holographic effect and preparation method thereof
CN103625154A (en) * 2012-08-21 2014-03-12 中钞特种防伪科技有限公司 Optical anti-fake element and product using same
WO2014056631A1 (en) * 2012-10-12 2014-04-17 Vision Engineering Limited Optical objective with enlargement of the exit pupil by means of a diffractive element
CN103930283A (en) * 2011-11-14 2014-07-16 大日本印刷株式会社 Anti-counterfeiting marker sheet and manufacturing method therefor, anti-counterfeiting function-imparting member, and article provided with anti-counterfeiting function
CN103978803A (en) * 2014-05-28 2014-08-13 上海茂璞实业发展有限公司 Optics anti-fake unit
CN104118236A (en) * 2014-07-10 2014-10-29 中钞特种防伪科技有限公司 Focusing micro reflection element array optical anti-counterfeiting element and valuable article
WO2014198206A1 (en) * 2013-06-09 2014-12-18 上海天臣控股有限公司 Thin film having stereoscopic floating image, and manufacturing method thereof
CN104575251A (en) * 2013-10-22 2015-04-29 成都得迈科贸有限公司 Monolayer embossed pattern micro-lens anti-counterfeit label
CN104614790A (en) * 2015-03-03 2015-05-13 苏州苏大维格光电科技股份有限公司 Dynamic amplifying optical film of flat Fresnel lens array
CN104656167A (en) * 2013-11-22 2015-05-27 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and optical anti-counterfeiting product with same
CN105868737A (en) * 2016-04-29 2016-08-17 格科微电子(上海)有限公司 Optical fingerprint recognition device and forming method thereof
CN106324846A (en) * 2015-07-08 2017-01-11 昇印光电(昆山)股份有限公司 Suspension imaging optical film
WO2017005204A1 (en) * 2015-07-08 2017-01-12 昇印光电(昆山)股份有限公司 Optical film
WO2017063583A1 (en) * 2015-10-14 2017-04-20 昇印光电(昆山)股份有限公司 Micro optical-imaging film and imaging apparatus
WO2017092667A1 (en) * 2015-12-01 2017-06-08 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and optical anti-counterfeiting product using the optical anti-counterfeiting element
WO2018149335A1 (en) * 2017-02-20 2018-08-23 中钞特种防伪科技有限公司 Anti-counterfeiting component and optical anti-counterfeiting product
CN109863036A (en) * 2016-11-07 2019-06-07 捷德货币技术有限责任公司 The Security element of perspective element with optically-variable
CN111619262A (en) * 2019-02-28 2020-09-04 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and anti-counterfeiting product
CN112572013A (en) * 2019-09-30 2021-03-30 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and anti-counterfeiting product
US11143794B2 (en) 2015-07-08 2021-10-12 Shine Optoelectronics (Kunshan) Co., Ltd Optical film

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003520986A (en) * 2000-01-21 2003-07-08 フレックス プロダクツ インコーポレイテッド Optical modulation security device

Cited By (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101767511B (en) * 2010-01-12 2012-11-28 中钞特种防伪科技有限公司 Optical anti-counterfeiting component and product with anti-counterfeiting component
CN102858554B (en) * 2010-03-01 2015-11-25 德拉鲁国际有限公司 Moire magnification device
CN102858554A (en) * 2010-03-01 2013-01-02 德拉鲁国际有限公司 Moire magnification device
CN102370299A (en) * 2010-08-25 2012-03-14 中国印钞造币总公司 Microlens array imaging anticounterfeiting coin or badge
CN102467764B (en) * 2010-11-05 2013-07-03 山东新北洋信息技术股份有限公司 Paper money safety line detection method and device
CN102467764A (en) * 2010-11-05 2012-05-23 山东新北洋信息技术股份有限公司 Paper money safety line detection method and device
CN102466884A (en) * 2010-11-08 2012-05-23 赵建平 Micro-optical-structure-based dynamic display technology
CN103930283B (en) * 2011-11-14 2015-12-09 大日本印刷株式会社 False proof marker slip and its manufacture method, antiforge function are given component, are possessed anti-fraud functional article
CN103930283A (en) * 2011-11-14 2014-07-16 大日本印刷株式会社 Anti-counterfeiting marker sheet and manufacturing method therefor, anti-counterfeiting function-imparting member, and article provided with anti-counterfeiting function
CN103358808B (en) * 2012-03-28 2015-12-16 中钞特种防伪科技有限公司 A kind of optical anti-counterfeit element and use the product of this optical anti-counterfeit element
CN103358808A (en) * 2012-03-28 2013-10-23 中钞特种防伪科技有限公司 Optical anti-fake element and products utilizing same
WO2013143089A1 (en) * 2012-03-28 2013-10-03 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and product using the optical anti-counterfeiting element
CN103625154A (en) * 2012-08-21 2014-03-12 中钞特种防伪科技有限公司 Optical anti-fake element and product using same
CN104937474B (en) * 2012-10-12 2019-07-09 视界工程有限公司 Amplify the optical lens of emergent pupil by diffraction element
US10338284B2 (en) 2012-10-12 2019-07-02 Vision Engineering Limited Optical objective with enlargement of the exit pupil by means of a diffractive element with a lenticule comprising an irregular feature
CN104937474A (en) * 2012-10-12 2015-09-23 视界工程有限公司 Optical objective with enlargement of the exit pupil by means of a diffractive element
WO2014056631A1 (en) * 2012-10-12 2014-04-17 Vision Engineering Limited Optical objective with enlargement of the exit pupil by means of a diffractive element
WO2014198206A1 (en) * 2013-06-09 2014-12-18 上海天臣控股有限公司 Thin film having stereoscopic floating image, and manufacturing method thereof
CN103522686B (en) * 2013-10-12 2016-01-06 武汉华工图像技术开发有限公司 A kind of opal film with double-deck holographic effect and preparation method thereof
CN103522686A (en) * 2013-10-12 2014-01-22 武汉华工图像技术开发有限公司 Cat eye film with double-layer holographic effect and preparation method thereof
CN104575251A (en) * 2013-10-22 2015-04-29 成都得迈科贸有限公司 Monolayer embossed pattern micro-lens anti-counterfeit label
CN104656167A (en) * 2013-11-22 2015-05-27 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and optical anti-counterfeiting product with same
CN104656167B (en) * 2013-11-22 2016-08-24 中钞特种防伪科技有限公司 A kind of optical anti-counterfeit element and use the optical anti-counterfeiting product of this optical anti-counterfeit element
CN103978803B (en) * 2014-05-28 2016-04-06 上海茂璞实业发展有限公司 A kind of optical anti-counterfeiting unit
CN103978803A (en) * 2014-05-28 2014-08-13 上海茂璞实业发展有限公司 Optics anti-fake unit
CN104118236A (en) * 2014-07-10 2014-10-29 中钞特种防伪科技有限公司 Focusing micro reflection element array optical anti-counterfeiting element and valuable article
CN104614790B (en) * 2015-03-03 2016-06-22 苏州苏大维格光电科技股份有限公司 Planar Fresnel lens arra dynamically amplifies blooming
CN104614790A (en) * 2015-03-03 2015-05-13 苏州苏大维格光电科技股份有限公司 Dynamic amplifying optical film of flat Fresnel lens array
CN106324846B (en) * 2015-07-08 2021-07-09 昇印光电(昆山)股份有限公司 Suspension imaging optical film
WO2017005204A1 (en) * 2015-07-08 2017-01-12 昇印光电(昆山)股份有限公司 Optical film
US11143794B2 (en) 2015-07-08 2021-10-12 Shine Optoelectronics (Kunshan) Co., Ltd Optical film
CN106324846A (en) * 2015-07-08 2017-01-11 昇印光电(昆山)股份有限公司 Suspension imaging optical film
WO2017063583A1 (en) * 2015-10-14 2017-04-20 昇印光电(昆山)股份有限公司 Micro optical-imaging film and imaging apparatus
WO2017092667A1 (en) * 2015-12-01 2017-06-08 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and optical anti-counterfeiting product using the optical anti-counterfeiting element
US10308062B2 (en) 2015-12-01 2019-06-04 Zhongchao Special Security Technology Co., Ltd. Optical anti-counterfeiting element and optical anti-counterfeiting product utilizing the same
CN105868737A (en) * 2016-04-29 2016-08-17 格科微电子(上海)有限公司 Optical fingerprint recognition device and forming method thereof
CN109863036A (en) * 2016-11-07 2019-06-07 捷德货币技术有限责任公司 The Security element of perspective element with optically-variable
WO2018149335A1 (en) * 2017-02-20 2018-08-23 中钞特种防伪科技有限公司 Anti-counterfeiting component and optical anti-counterfeiting product
CN111619262A (en) * 2019-02-28 2020-09-04 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and anti-counterfeiting product
CN111619262B (en) * 2019-02-28 2021-05-11 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and anti-counterfeiting product
CN112572013A (en) * 2019-09-30 2021-03-30 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and anti-counterfeiting product
WO2021063213A1 (en) * 2019-09-30 2021-04-08 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and anti-counterfeiting product

Also Published As

Publication number Publication date
CN101434176B (en) 2012-11-07

Similar Documents

Publication Publication Date Title
CN101434176B (en) Optical anti-counterfeiting element and product with the same
US9234992B2 (en) Optically variable device with diffraction-based micro-optics, method of creating the same, and article employing the same
CN102844198B (en) Moire magnification device
CN102712205B (en) Security device
KR20180029062A (en) Optical products, masters for making optical products, and methods for manufacturing master and optical products
US8740253B2 (en) Radiation curable embossed ink security devices for security documents
EP0328086B2 (en) Articles incorporating non-continuous holographs and methods of making them
JP2010527809A (en) Film element for detecting authenticity and method for manufacturing the same
CN103119638B (en) There is multi-level safety unit and the security document of darkening effect
GB2136352A (en) Hologram Devices and Method of Manufacture
KR101472921B1 (en) The three-dimentional label by using the fine pattern and the microlens
CN108367586A (en) Security element with lenticular image
EA009686B1 (en) Security device
CN108466504B (en) Optical anti-counterfeiting element and optical anti-counterfeiting product
CN209833066U (en) Semi-permeable anti-counterfeiting film
JP2001096999A (en) Method for preventing forgery of ovd forming sheet, ovd forming sheet having forgery prevention applied and ovd seal using the ovd forming sheet
CN111511570B (en) Value document
CN105730058A (en) Anti-fake product and manufacturing method thereof
JP3619896B2 (en) Laminated body having light-reflective substrate
JP2004340992A (en) Medium and sticker for forgery prevention
CN208271459U (en) Plastic film antifalsification label with spherical color changeable effect
JP2019008165A (en) Volume hologram laminate, method for manufacturing volume hologram laminate, and information recording medium
JP2000250389A (en) Forgery preventing medium
AU2013202647B2 (en) Improvements in security documents
KR200333184Y1 (en) Stereographic plastic card

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 100044 NO. A-143, XIZHIMEN OUTER STREET, XICHENG DISTRICT, BEIJING TO: 100070 NO. 6, XINGHUO ROAD, SCIENCE CITY, FENGTAI DISTRICT, BEIJING

TA01 Transfer of patent application right

Effective date of registration: 20110317

Address after: 100070 No. 6 Spark Road, Science City, Beijing, Fengtai District

Applicant after: Zhongchao Special Security Technology Co., Ltd.

Co-applicant after: China banknote printing and Minting Corporation

Address before: 100044 Beijing city Xicheng District Xizhimen Street No. 143

Applicant before: China banknote printing and Minting Corporation

C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: CHINA BANKNOTE SPECIAL ANTI-COUNTERFEITING TECHNOL

Free format text: FORMER OWNER: CHINESE MONEY-PRINTING AND MINTING GENERAL CO

Effective date: 20110317

Owner name: CHINESE MONEY-PRINTING AND MINTING GENERAL CO

C14 Grant of patent or utility model
GR01 Patent grant