GB2116908B - Hologram identification device - Google Patents

Hologram identification device

Info

Publication number
GB2116908B
GB2116908B GB08307269A GB8307269A GB2116908B GB 2116908 B GB2116908 B GB 2116908B GB 08307269 A GB08307269 A GB 08307269A GB 8307269 A GB8307269 A GB 8307269A GB 2116908 B GB2116908 B GB 2116908B
Authority
GB
United Kingdom
Prior art keywords
identification device
hologram identification
hologram
identification
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.)
Expired
Application number
GB08307269A
Other versions
GB2116908A (en
Inventor
Jeffrey Blyth
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB08307269A priority Critical patent/GB2116908B/en
Publication of GB2116908A publication Critical patent/GB2116908A/en
Application granted granted Critical
Publication of GB2116908B publication Critical patent/GB2116908B/en
Expired legal-status Critical Current

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
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024—Hologram nature or properties
    • G03H1/0248—Volume 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
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/18—Particular processing of hologram record carriers, e.g. for obtaining blazed 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
    • G03H1/24—Processes or apparatus for obtaining an optical image from holograms using white light, e.g. rainbow holograms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
    • G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
    • G06K19/16—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards the marking being a hologram or diffraction grating
    • 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
    • G03H2001/0027—Being copy-protected against fraudulent replication, e.g. by layering a filter rejecting laser lines
    • 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
    • G03H2001/186—Swelling or shrinking the holographic record or compensation thereof, e.g. for controlling the reconstructed wavelength
    • 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
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H2001/2223—Particular relationship between light source, hologram and observer
    • G03H2001/2231—Reflection reconstruction
    • 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
    • G03H1/2249—Holobject properties
    • G03H2001/2263—Multicoloured holobject
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2250/00—Laminate comprising a hologram layer
    • G03H2250/33—Absorbing layer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2250/00—Laminate comprising a hologram layer
    • G03H2250/34—Colour layer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2250/00—Laminate comprising a hologram layer
    • G03H2250/40—Printed information overlapped with the hologram
GB08307269A 1982-03-18 1983-03-16 Hologram identification device Expired GB2116908B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08307269A GB2116908B (en) 1982-03-18 1983-03-16 Hologram identification device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8207944 1982-03-18
GB08307269A GB2116908B (en) 1982-03-18 1983-03-16 Hologram identification device

Publications (2)

Publication Number Publication Date
GB2116908A GB2116908A (en) 1983-10-05
GB2116908B true GB2116908B (en) 1985-06-05

Family

ID=26282286

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08307269A Expired GB2116908B (en) 1982-03-18 1983-03-16 Hologram identification device

Country Status (1)

Country Link
GB (1) GB2116908B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8415247D0 (en) * 1984-06-14 1984-07-18 Blyth Holographics Ltd Colour control in holograms
EP0177852A3 (en) * 1984-10-11 1988-03-23 Holtronic GmbH Method for producing a black and white embossable hologram with white light reconstruction
US4656106A (en) * 1984-10-26 1987-04-07 Ciba-Geigy Ag Method of preparing a multicolored holographic image
GB2181993A (en) * 1985-10-31 1987-05-07 Bpcc Holographic Security Syst Method and means for preventing counterfeiting of documents
FR2597220A1 (en) * 1986-04-15 1987-10-16 Sadoun Henry Method for authenticating distinctive signs and signs obtained thereby
US4832445A (en) * 1986-05-16 1989-05-23 American Bank Note Holographics, Inc. Security diffraction devices difficult to exactly duplicate
GB2273998A (en) * 1992-12-29 1994-07-06 De La Rue Holographics Ltd Hologram composition
GB2412208A (en) 2004-02-10 2005-09-21 Courtenay Group Theft deterrent method and security device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2451732A1 (en) * 1974-10-31 1976-05-06 Unitec Gmbh & Co Kg IDENTITY CARRIER AND READING DEVICE FOR IT
AT358299B (en) * 1975-01-16 1980-08-25 Siemens Ag COUNTERFEIT IDENTITY CARD
DE2546007B2 (en) * 1975-10-14 1977-12-29 Siemens AG, 1000 Berlin und 8000 München FALSE-PROOF IDENTITY CARD AND METHOD FOR PRODUCING IT
CH594936A5 (en) * 1975-11-17 1978-01-31 Landis & Gyr Ag
GB2092952A (en) * 1981-02-18 1982-08-25 Silver David Selwyn Identification method

Also Published As

Publication number Publication date
GB2116908A (en) 1983-10-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee