IL90801A - System for reducing noise holograms - Google Patents

System for reducing noise holograms

Info

Publication number
IL90801A
IL90801A IL90801A IL9080189A IL90801A IL 90801 A IL90801 A IL 90801A IL 90801 A IL90801 A IL 90801A IL 9080189 A IL9080189 A IL 9080189A IL 90801 A IL90801 A IL 90801A
Authority
IL
Israel
Prior art keywords
reducing noise
noise holograms
holograms
reducing
noise
Prior art date
Application number
IL90801A
Other languages
English (en)
Other versions
IL90801A0 (en
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of IL90801A0 publication Critical patent/IL90801A0/xx
Publication of IL90801A publication Critical patent/IL90801A/xx

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
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/0252—Laminate comprising a hologram layer
    • G03H1/0256—Laminate comprising a hologram layer having specific functional layer
    • 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
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/18—Particular processing of hologram record carriers, e.g. for obtaining blazed holograms
    • G03H1/181—Pre-exposure processing, e.g. hypersensitisation
    • 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
    • G03H2001/0232—Mechanical components or mechanical aspects not otherwise provided for
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/25—Index matching material
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
IL90801A 1988-08-01 1989-06-29 System for reducing noise holograms IL90801A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/226,593 US4953923A (en) 1988-08-01 1988-08-01 System for reducing noise holograms

Publications (2)

Publication Number Publication Date
IL90801A0 IL90801A0 (en) 1990-01-18
IL90801A true IL90801A (en) 1993-01-31

Family

ID=22849552

Family Applications (1)

Application Number Title Priority Date Filing Date
IL90801A IL90801A (en) 1988-08-01 1989-06-29 System for reducing noise holograms

Country Status (8)

Country Link
US (1) US4953923A (es)
EP (1) EP0353602B1 (es)
JP (1) JPH0673054B2 (es)
CA (1) CA1321715C (es)
DE (1) DE68921520T2 (es)
DK (1) DK375289A (es)
ES (1) ES2014371A6 (es)
IL (1) IL90801A (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4984856A (en) * 1989-08-31 1991-01-15 Hughes Aircraft Company Holographic exposure system to reduce spurious hologram noise
EP0536763B1 (en) * 1991-10-09 1999-03-17 Denso Corporation Hologram
US5726782A (en) * 1991-10-09 1998-03-10 Nippondenso Co., Ltd. Hologram and method of fabricating
US5633100A (en) * 1991-11-27 1997-05-27 E. I. Du Pont De Nemours And Company Holographic imaging using filters
EP0840183B1 (en) * 1992-09-03 2002-07-03 Denso Corporation Holography device
US5672448A (en) * 1992-12-29 1997-09-30 Nippondenso Co., Ltd. Multi-exposure system for hologram
US5555108A (en) * 1994-08-31 1996-09-10 Hughes Electronics Holographic exposure prism
KR100227179B1 (ko) * 1997-04-11 1999-10-15 박호군 고품질 반사형 홀로그래픽 광학 소자 제작 장치
JP4404282B2 (ja) * 1999-03-19 2010-01-27 大日本印刷株式会社 ホログラム撮影用乾板の作製方法及び作製装置
KR100416479B1 (ko) * 2000-07-29 2004-01-31 (주)맥스소프트 인코히어런트 홀로그래픽 3차원 디스플레이 장치
KR100670457B1 (ko) 2004-06-30 2007-01-16 엘지전자 주식회사 데이터 저장매체
US8614842B2 (en) 2011-11-14 2013-12-24 Prism Solar Technologies Incorporated Volume hologram replicator for transmission type gratings

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1810627B2 (de) * 1968-11-23 1978-03-09 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur Unterdrückung von Interferenzstreifen in photoempfindlichem Material
US4458978A (en) * 1981-06-01 1984-07-10 Hughes Aircraft Company Double beam systems for forming improved holograms
US4456328A (en) * 1981-06-01 1984-06-26 Hughes Aircraft Company Systems for forming improved diffusion holograms
US4458977A (en) * 1981-06-01 1984-07-10 Hughes Aircraft Company Systems for forming improved reflection holograms with a single beam
JPS6230631A (ja) * 1985-07-31 1987-02-09 Seiko Epson Corp ガラス体の製造法

Also Published As

Publication number Publication date
EP0353602A3 (en) 1991-08-28
CA1321715C (en) 1993-08-31
EP0353602B1 (en) 1995-03-08
IL90801A0 (en) 1990-01-18
US4953923A (en) 1990-09-04
DK375289A (da) 1990-02-02
ES2014371A6 (es) 1990-07-01
DE68921520D1 (de) 1995-04-13
JPH0274979A (ja) 1990-03-14
JPH0673054B2 (ja) 1994-09-14
EP0353602A2 (en) 1990-02-07
DE68921520T2 (de) 1995-07-20
DK375289D0 (da) 1989-07-31

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Legal Events

Date Code Title Description
RH Patent void