GB9205579D0 - Holograms - Google Patents

Holograms

Info

Publication number
GB9205579D0
GB9205579D0 GB929205579A GB9205579A GB9205579D0 GB 9205579 D0 GB9205579 D0 GB 9205579D0 GB 929205579 A GB929205579 A GB 929205579A GB 9205579 A GB9205579 A GB 9205579A GB 9205579 D0 GB9205579 D0 GB 9205579D0
Authority
GB
United Kingdom
Prior art keywords
holograms
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.)
Withdrawn
Application number
GB929205579A
Other versions
GB2254166A (en
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.)
BAE Systems Electronics Ltd
Original Assignee
GEC Marconi Ltd
Marconi Co 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 GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd
Publication of GB9205579D0 publication Critical patent/GB9205579D0/en
Publication of GB2254166A publication Critical patent/GB2254166A/en
Withdrawn legal-status Critical Current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
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0402—Recording geometries or arrangements
    • 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
    • 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
    • G03H1/0402—Recording geometries or arrangements
    • G03H1/0406—Image plane or focused image holograms, i.e. an image of the object or holobject is formed on, in or across the recording plane
    • 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
    • G03H2001/0204—Object characteristics
    • 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
    • G03H2001/0208—Individual components other than the hologram
    • G03H2001/0224—Active addressable light modulator, i.e. Spatial Light Modulator [SLM]
    • 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
    • G03H1/0402—Recording geometries or arrangements
    • G03H2001/0413—Recording geometries or arrangements for recording transmission 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
    • G03H1/0402—Recording geometries or arrangements
    • G03H2001/0415—Recording geometries or arrangements for recording reflection 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
    • G03H1/0402—Recording geometries or arrangements
    • G03H2001/0415—Recording geometries or arrangements for recording reflection holograms
    • G03H2001/0417—Recording geometries or arrangements for recording reflection holograms for recording single beam Lippmann hologram wherein the object is illuminated by reference beam passing through the recording material
    • 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
    • G03H1/0402—Recording geometries or arrangements
    • G03H2001/0419—Recording geometries or arrangements for recording combined transmission and reflection 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
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H2001/2223—Particular relationship between light source, hologram and observer
    • G03H2001/2228—Particular relationship between light source, hologram and observer adapted for reflection and transmission reconstruction
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/20—2D object
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/20—2D object
    • G03H2210/22—2D SLM object wherein the object beam is formed of the light modulated by the SLM
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/30—3D object
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/30—3D object
    • G03H2210/32—3D+2D, i.e. composition of 3D and 2D sub-objects, e.g. scene in front of planar background
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/30—3D object
    • G03H2210/33—3D/2D, i.e. the object is formed of stratified 2D planes, e.g. tomographic data
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/50—Nature of the object
    • G03H2210/54—For individualisation of product
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/50—Nature of the object
    • G03H2210/56—Multiple objects, e.g. each in different environment
    • G03H2210/562—Holographic object, i.e. a combination of an object and holobject
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/14—Diffuser, e.g. lens array, random phase mask
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2227/00—Mechanical components or mechanical aspects not otherwise provided for
    • G03H2227/04—Production line for mass production
    • 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
    • G03H2250/42—Reflective layer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2270/00—Substrate bearing the hologram
    • G03H2270/20—Shape
    • G03H2270/23—Ribbon shaped, e.g. holographic foil

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Holo Graphy (AREA)
GB9205579A 1991-03-15 1992-03-13 Producing security holograms Withdrawn GB2254166A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919105520A GB9105520D0 (en) 1991-03-15 1991-03-15 Holograms

Publications (2)

Publication Number Publication Date
GB9205579D0 true GB9205579D0 (en) 1992-04-29
GB2254166A GB2254166A (en) 1992-09-30

Family

ID=10691637

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919105520A Pending GB9105520D0 (en) 1991-03-15 1991-03-15 Holograms
GB9205579A Withdrawn GB2254166A (en) 1991-03-15 1992-03-13 Producing security holograms

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919105520A Pending GB9105520D0 (en) 1991-03-15 1991-03-15 Holograms

Country Status (2)

Country Link
GB (2) GB9105520D0 (en)
WO (1) WO1992016880A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0754987A3 (en) * 1995-07-18 1997-09-17 Dainippon Printing Co Ltd Subject plate for recording holograms, hologram-making method, and hologram-recorded article
US5986781A (en) * 1996-10-28 1999-11-16 Pacific Holographics, Inc. Apparatus and method for generating diffractive element using liquid crystal display
DE19809403B4 (en) * 1997-08-05 2017-07-06 Bundesdruckerei Gmbh Method for producing a hologram with machine-readable information
CA2244018C (en) * 1997-08-06 2009-05-26 Hsm Holographic Systems Muenchen Gmbh An apparatus for the manufacture of individual holograms to make documents secure
JP4548680B2 (en) * 1999-04-12 2010-09-22 大日本印刷株式会社 Color hologram display and method for producing the same
FR2796184B1 (en) * 1999-07-09 2001-11-02 Thomson Csf SECURE DOCUMENT, MANUFACTURING SYSTEM, AND SYSTEM FOR READING THE DOCUMENT
JP4646097B2 (en) * 2001-07-18 2011-03-09 大日本印刷株式会社 Hologram recording film with additional information and recording method thereof
JP4952894B2 (en) * 2005-07-11 2012-06-13 大日本印刷株式会社 Hologram and its shooting method
US20070223074A1 (en) 2005-07-26 2007-09-27 Harris Ken R Hybrid reflection hologram
EP2005225A4 (en) * 2006-03-17 2009-04-08 Kenneth R Harris Hybrid reflection hologram
KR20140110883A (en) * 2011-12-30 2014-09-17 바이엘 머티리얼싸이언스 엘엘씨 Interferometric spatial light modulator for production of digital holograms
EP2912523B1 (en) * 2012-10-25 2021-12-08 Entrust Datacard Corporation Producing images of security features
EP3710893A4 (en) 2018-01-08 2021-09-22 Digilens Inc. Systems and methods for high-throughput recording of holographic gratings in waveguide cells
DE102020200669A1 (en) * 2020-01-21 2021-07-22 Bundesdruckerei Gmbh Security element with double hologram and process for its production

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1139955A (en) * 1965-11-22 1969-01-15 Rca Corp Hologram record pressings
US3758186A (en) * 1966-11-30 1973-09-11 Battelle Development Corp Method of copying holograms
US3612640A (en) * 1969-09-23 1971-10-12 Bell Telephone Labor Inc Holographic telephone directory with cinematographic accession of information
US3799642A (en) * 1973-03-27 1974-03-26 Rca Corp Holographic recording on photochromic lithium niobate
CA1090631A (en) * 1975-12-22 1980-12-02 Roland Moraw Holographic identification elements and method and apparatus for manufacture thereof
JPS6034754B2 (en) * 1976-02-18 1985-08-10 松下電器産業株式会社 hologram recording device
US4283109A (en) * 1978-04-10 1981-08-11 Lloyd Huff Method and apparatus for making wide exit pupil viewable holograms
US4209250A (en) * 1978-12-26 1980-06-24 James Randall P System for making multiple original holograms or copies of a hologram and method
GB2133574A (en) * 1982-10-15 1984-07-25 Applied Holographics Making holograms
US4965152A (en) * 1988-01-15 1990-10-23 E. I. Du Pont De Nemours And Company Holographic notch filters
GB8807027D0 (en) * 1988-03-24 1988-04-27 Ciba Geigy Ag Holograms
GB8829697D0 (en) * 1988-12-20 1989-02-15 Ciba Geigy Ag Copying holograms
DE3924554A1 (en) * 1989-07-25 1991-01-31 Roehm Gmbh ANISOTROPE LIQUID CRYSTALLINE POLYMER FILMS

Also Published As

Publication number Publication date
GB9105520D0 (en) 1991-05-01
GB2254166A (en) 1992-09-30
WO1992016880A1 (en) 1992-10-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)