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GR3025813T3 - Holograms for security markings - Google Patents

Holograms for security markings

Info

Publication number
GR3025813T3
GR3025813T3 GR970403462T GR970403462T GR3025813T3 GR 3025813 T3 GR3025813 T3 GR 3025813T3 GR 970403462 T GR970403462 T GR 970403462T GR 970403462 T GR970403462 T GR 970403462T GR 3025813 T3 GR3025813 T3 GR 3025813T3
Authority
GR
Greece
Prior art keywords
hologram
pct
laser
date
sec
Prior art date
Application number
GR970403462T
Other languages
English (en)
Inventor
David Julian Pizzanelli
Original Assignee
Light Impressions Europ Ltd
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 Light Impressions Europ Ltd filed Critical Light Impressions Europ Ltd
Publication of GR3025813T3 publication Critical patent/GR3025813T3/el

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/18—Particular processing of hologram record carriers, e.g. for obtaining blazed holograms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/328—Diffraction gratings; Holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/0005—Adaptation of holography to specific applications
    • G03H1/0011—Adaptation of holography to specific applications for security or authentication

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
GR970403462T 1991-06-21 1997-12-30 Holograms for security markings GR3025813T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919113462A GB9113462D0 (en) 1991-06-21 1991-06-21 Laser-activated bar-code holograms and bar-code recognition system
PCT/GB1992/001115 WO1993000224A1 (en) 1991-06-21 1992-06-19 Holograms for security markings

Publications (1)

Publication Number Publication Date
GR3025813T3 true GR3025813T3 (en) 1998-03-31

Family

ID=10697110

Family Applications (1)

Application Number Title Priority Date Filing Date
GR970403462T GR3025813T3 (en) 1991-06-21 1997-12-30 Holograms for security markings

Country Status (11)

Country Link
US (1) US5623347A (el)
EP (1) EP0591285B1 (el)
AT (1) ATE158758T1 (el)
AU (1) AU677163B2 (el)
DE (1) DE69222527T2 (el)
DK (1) DK0591285T3 (el)
ES (1) ES2106872T3 (el)
GB (1) GB9113462D0 (el)
GR (1) GR3025813T3 (el)
HK (1) HK1000936A1 (el)
WO (1) WO1993000224A1 (el)

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US20050196604A1 (en) * 2004-03-05 2005-09-08 Unifoil Corporation Metallization process and product produced thereby
US7594680B2 (en) * 2004-06-03 2009-09-29 Datacard Corporation Identification documents with enhanced security
DE202004019513U1 (de) * 2004-12-15 2005-02-17 Tesa Scribos Gmbh Vorrichtung zum Auslesen eines Hologramms
US7357333B2 (en) * 2005-05-10 2008-04-15 International Business Machines Corporation Mechanism for storing authenticity information about a written or printed document
US7350716B2 (en) * 2005-05-10 2008-04-01 International Business Machines Corporation Mechanism for ensuring authenticity of written and printed documents
EP2450735B1 (en) * 2005-05-18 2018-02-21 Visual Physics, LLC Image presentation and micro-optic security system
KR100878433B1 (ko) * 2005-05-18 2009-01-13 삼성전기주식회사 발광소자의 오믹컨택층 제조방법 및 이를 이용한발광소자의 제조방법
EP1976709A4 (en) * 2006-01-16 2010-09-01 Securency Pty Ltd PERSONALIZED IMAGE SECURITY DOCUMENTS AND METHODS OF MANUFACTURE
CA2637399A1 (en) * 2006-01-16 2007-07-19 Securency International Pty Ltd Data storage in a diffractive optical element
DE102006012991A1 (de) * 2006-03-22 2007-10-11 Bayer Innovation Gmbh Verfahren und Vorrichtung zum optischen Auslesen von Informationen
JP2009536885A (ja) * 2006-05-12 2009-10-22 クレイン アンド カンパニー インコーポレーテッド 単独で、またはセキュリティドキュメントまたはラベルと共に、スタティック像および／または他の投影された像により空間的にコーディネートされた像を投影するマイクロ光学的膜構造体
DE102007044992B3 (de) 2007-09-19 2008-12-04 Ovd Kinegram Ag Diffraktives Sicherheitselement mit individualisiertem Code sowie Verfahren zur Erhöhung der Fälschungssicherheit eines Sicherheitsdokuments
BR112012003071B1 (pt) * 2009-08-12 2021-04-13 Visual Physics, Llc Dispositivo de segurança óptico indicando adulteração
US9375971B2 (en) * 2010-07-26 2016-06-28 Entrust Datacard Corporation Printed security feature for secure booklets
KR102012526B1 (ko) 2011-01-28 2019-08-20 크레인 앤 코, 인크 레이저 마킹된 소자
EP3970957A1 (en) 2011-08-19 2022-03-23 Visual Physics, LLC Method of manufacturing a transferable optical system with a reduced thickness
EP4282665A1 (en) 2012-08-17 2023-11-29 Visual Physics, LLC A process for transferring microstructures to a final substrate
EP2969585B1 (en) 2013-03-15 2019-04-24 Visual Physics, LLC Optical security device
US9873281B2 (en) 2013-06-13 2018-01-23 Visual Physics, Llc Single layer image projection film
US10766292B2 (en) 2014-03-27 2020-09-08 Crane & Co., Inc. Optical device that provides flicker-like optical effects
EP3122572B1 (en) 2014-03-27 2023-06-07 Visual Physics, LLC An optical device that produces flicker-like optical effects
US10800203B2 (en) 2014-07-17 2020-10-13 Visual Physics, Llc Polymeric sheet material for use in making polymeric security documents such as banknotes
BR112017005319A2 (pt) 2014-09-16 2017-12-12 Crane Security Tech Inc ?camada de lente segura?.
MX2017010258A (es) 2015-02-11 2018-03-23 Crane & Co Inc Procedimiento para la aplicacion superficial de un dispositivo de seguridad a un sustrato.
CN108431698A (zh) 2015-10-23 2018-08-21 西维克斯控股有限责任公司 使用移动装置进行认证的系统和方法
AU2018218937B2 (en) 2017-02-10 2022-09-08 Crane & Co., Inc. Machine-readable optical security device
EP3751355A4 (en) * 2018-02-08 2021-07-07 Toppan Printing Co., Ltd. HOLOGRAM, DETECTION DEVICE AND PROCESS FOR VERIFYING THE AUTHENTICITY OF A HOLOGRAM
AU2019408423B2 (en) 2018-12-21 2024-10-17 Karmic Sàrl Device for displaying one or more transitory images from three-dimensional microstructures and uses of such a device

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Also Published As

Publication number Publication date
DE69222527T2 (de) 1998-04-02
ATE158758T1 (de) 1997-10-15
EP0591285A1 (en) 1994-04-13
US5623347A (en) 1997-04-22
HK1000936A1 (en) 1998-05-08
ES2106872T3 (es) 1997-11-16
WO1993000224A1 (en) 1993-01-07
AU677163B2 (en) 1997-04-17
GB9113462D0 (en) 1991-08-07
DE69222527D1 (de) 1997-11-06
EP0591285B1 (en) 1997-10-01
AU2021092A (en) 1993-01-25
DK0591285T3 (da) 1998-04-27

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