DE69936032D1 - Phasen-Computerhologramm und optisches Gerät - Google Patents

Phasen-Computerhologramm und optisches Gerät

Info

Publication number
DE69936032D1
DE69936032D1 DE69936032T DE69936032T DE69936032D1 DE 69936032 D1 DE69936032 D1 DE 69936032D1 DE 69936032 T DE69936032 T DE 69936032T DE 69936032 T DE69936032 T DE 69936032T DE 69936032 D1 DE69936032 D1 DE 69936032D1
Authority
DE
Germany
Prior art keywords
optical device
computer hologram
live computer
live
hologram
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 - Lifetime
Application number
DE69936032T
Other languages
English (en)
Inventor
Yoshiyuki Sekine
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69936032D1 publication Critical patent/DE69936032D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0841—Encoding method mapping the synthesized field into a restricted set of values representative of the modulator parameters, e.g. detour phase coding
    • 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
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects 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
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024—Hologram nature or properties
    • G03H1/0244—Surface relief 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
    • G03H1/0276—Replicating a master hologram without interference recording
    • 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
    • G03H1/0476—Holographic printer
    • G03H2001/048—Parallel printer, i.e. a fringe pattern is reproduced
    • 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
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0841—Encoding method mapping the synthesized field into a restricted set of values representative of the modulator parameters, e.g. detour phase coding
    • G03H2001/085—Kinoform, i.e. phase only encoding wherein the computed field is processed into a distribution of phase differences
    • 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
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • G03H2001/221—Element having optical power, e.g. field lens
    • 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
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • G03H2001/2213—Diffusing screen revealing the real holobject, e.g. container filed with gel to reveal the 3D holobject
    • G03H2001/2215—Plane screen
    • G03H2001/2218—Plane screen being perpendicular to optical axis
    • 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
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H2001/2625—Nature of the sub-holograms
    • G03H2001/263—Made of different recording materials
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2240/00—Hologram nature or properties
    • G03H2240/10—Physical parameter modulated by the hologram
    • G03H2240/13—Amplitude and phase complex modulation
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2240/00—Hologram nature or properties
    • G03H2240/20—Details of physical variations exhibited in the hologram
    • G03H2240/40—Dynamic of the variations
    • G03H2240/42—Discrete level

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
DE69936032T 1998-11-06 1999-11-05 Phasen-Computerhologramm und optisches Gerät Expired - Lifetime DE69936032D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33200398 1998-11-06
JP31248199A JP3413138B2 (ja) 1998-11-06 1999-11-02 位相型計算機ホログラムの製造方法

Publications (1)

Publication Number Publication Date
DE69936032D1 true DE69936032D1 (de) 2007-06-21

Family

ID=26567185

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69936032T Expired - Lifetime DE69936032D1 (de) 1998-11-06 1999-11-05 Phasen-Computerhologramm und optisches Gerät

Country Status (4)

Country Link
US (1) US6417940B1 (de)
EP (1) EP0999481B1 (de)
JP (1) JP3413138B2 (de)
DE (1) DE69936032D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2506090B1 (de) * 2000-05-30 2016-12-07 Dai Nippon Printing Co., Ltd. Computererzeugtes Hologramm, Reflektor mit einem computererzeugten Hologramm und reflektierende Flüssigkristallanzeige
JP4545297B2 (ja) * 2000-09-01 2010-09-15 大日本印刷株式会社 光学素子およびその製造方法
JP4984938B2 (ja) * 2007-02-07 2012-07-25 大日本印刷株式会社 光学素子およびその製造方法
JP5062408B2 (ja) * 2007-08-23 2012-10-31 大日本印刷株式会社 バックライト用回折光学素子及びそれを用いた液晶表示装置
WO2012018017A1 (ja) * 2010-08-06 2012-02-09 旭硝子株式会社 回折光学素子及び計測装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1900344A1 (de) * 1969-01-04 1970-08-20 Philips Patentverwaltung Synthetisches Phasenhologramm
US3891300A (en) * 1972-09-09 1975-06-24 Hitachi Ltd Apparatus for making hologram
GB1523165A (en) 1974-08-03 1978-08-31 Matsushita Electric Ind Co Ltd Fourier-transform holography by pseudo-random phase shifting
FR2284889A1 (fr) * 1974-09-14 1976-04-09 Nippon Telegraph & Telephone Dephaseur pour enregistrement par hologramme
JP3333886B2 (ja) * 1992-09-17 2002-10-15 ミノルタ株式会社 ホログラフィ素子

Also Published As

Publication number Publication date
JP2000200024A (ja) 2000-07-18
JP3413138B2 (ja) 2003-06-03
EP0999481B1 (de) 2007-05-09
EP0999481A1 (de) 2000-05-10
US6417940B1 (en) 2002-07-09

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Legal Events

Date Code Title Description
8332 No legal effect for de