GB8917455D0 - A holographic element - Google Patents

A holographic element

Info

Publication number
GB8917455D0
GB8917455D0 GB898917455A GB8917455A GB8917455D0 GB 8917455 D0 GB8917455 D0 GB 8917455D0 GB 898917455 A GB898917455 A GB 898917455A GB 8917455 A GB8917455 A GB 8917455A GB 8917455 D0 GB8917455 D0 GB 8917455D0
Authority
GB
United Kingdom
Prior art keywords
holographic element
holographic
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Withdrawn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
GB898917455A
Other versions
GB2234605A (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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 British Telecommunications PLC filed Critical British Telecommunications PLC
Priority to GB8917455A priority Critical patent/GB2234605A/en
Publication of GB8917455D0 publication Critical patent/GB8917455D0/en
Publication of GB2234605A publication Critical patent/GB2234605A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02Details of features involved during the holographic process; Replication of holograms without interference recording
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/0005Adaptation of holography to specific applications
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/0252Laminate comprising a hologram layer
    • G03H1/0256Laminate comprising a hologram layer having specific functional layer
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2286Particular reconstruction light ; Beam properties
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04Processes or apparatus for producing holograms
    • G03H1/0402Recording geometries or arrangements
    • G03H2001/0413Recording geometries or arrangements for recording transmission holograms
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202Reconstruction geometries or arrangements
    • G03H2001/2223Particular relationship between light source, hologram and observer
    • G03H2001/2234Transmission reconstruction
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00Optical components
    • G03H2223/25Index matching material
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2260/00Recording materials or recording processes
    • G03H2260/10Dichromated gelatine or equivalents
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2270/00Substrate bearing the hologram
    • G03H2270/10Composition
    • G03H2270/11Crystal or glass

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
GB8917455A 1989-07-31 1989-07-31 A holographic element Withdrawn GB2234605A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8917455A GB2234605A (en) 1989-07-31 1989-07-31 A holographic element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8917455A GB2234605A (en) 1989-07-31 1989-07-31 A holographic element

Publications (2)

Publication Number Publication Date
GB8917455D0 true GB8917455D0 (en) 1989-09-13
GB2234605A GB2234605A (en) 1991-02-06

Family

ID=10660912

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8917455A Withdrawn GB2234605A (en) 1989-07-31 1989-07-31 A holographic element

Country Status (1)

Country Link
GB (1) GB2234605A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9013854D0 (en) * 1990-06-21 1990-08-15 British Telecomm A holographic element
DE69332090T2 (en) * 1992-09-03 2002-10-17 Denso Corp holography

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3833383A (en) * 1972-08-18 1974-09-03 Rca Corp Holographic recording medium
GB8414954D0 (en) * 1984-06-12 1984-07-18 Comtech Res Unit Photolithography
US4908285A (en) * 1987-05-18 1990-03-13 Canon Kabushiki Kaisha Hologram member

Also Published As

Publication number Publication date
GB2234605A (en) 1991-02-06

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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)