DE69732042D1 - Vorrichtung und verfahren zur erzeugung eines diffraktiven elements unter verwendung einer flüssigkristallanzeige - Google Patents
Vorrichtung und verfahren zur erzeugung eines diffraktiven elements unter verwendung einer flüssigkristallanzeigeInfo
- Publication number
- DE69732042D1 DE69732042D1 DE69732042T DE69732042T DE69732042D1 DE 69732042 D1 DE69732042 D1 DE 69732042D1 DE 69732042 T DE69732042 T DE 69732042T DE 69732042 T DE69732042 T DE 69732042T DE 69732042 D1 DE69732042 D1 DE 69732042D1
- Authority
- DE
- Germany
- Prior art keywords
- diffractive
- diffractive structure
- micro
- irradiation
- layer
- 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
Links
- 239000004973 liquid crystal related substance Substances 0.000 title 1
- 230000005540 biological transmission Effects 0.000 abstract 2
- 230000003287 optical effect Effects 0.000 abstract 2
- 230000001419 dependent effect Effects 0.000 abstract 1
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
- G03H1/041—Optical element in the object space affecting the object beam, not otherwise provided for
-
- 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
-
- 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
- G03H1/0236—Form or shape of the hologram when not registered to the substrate, e.g. trimming the hologram to alphanumerical shape
-
- 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
- G03H1/0476—Holographic printer
- G03H2001/0482—Interference based printer
-
- 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
- G03H1/0493—Special holograms not otherwise provided for, e.g. conoscopic, referenceless holography
- G03H2001/0497—Dot matrix 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
-
- 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
- G03H1/2202—Reconstruction geometries or arrangements
- G03H2001/2244—Means for detecting or recording the holobject
-
- 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
- G03H2001/2244—Means for detecting or recording the holobject
- G03H2001/2247—Means for detecting or recording the holobject for testing the hologram or holobject
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2210/00—Object characteristics
- G03H2210/10—Modulation characteristics, e.g. amplitude, phase, polarisation
- G03H2210/13—Coloured 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
- 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
- G03H2210/50—Nature of the object
- G03H2210/52—Alphanumerical
-
- 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
- G03H2210/55—Having particular size, e.g. irresolvable by the eye
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2225/00—Active addressable light modulator
- G03H2225/20—Nature, e.g. e-beam addressed
- G03H2225/22—Electrically addressed SLM [EA-SLM]
-
- 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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/738,767 US5986781A (en) | 1996-10-28 | 1996-10-28 | Apparatus and method for generating diffractive element using liquid crystal display |
US738767 | 1996-10-28 | ||
PCT/US1997/017850 WO1998014805A1 (en) | 1996-10-28 | 1997-10-01 | Apparatus and method for generating diffractive element using liquid crystal display |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69732042D1 true DE69732042D1 (de) | 2005-01-27 |
DE69732042T2 DE69732042T2 (de) | 2005-12-15 |
Family
ID=24969387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69732042T Expired - Lifetime DE69732042T2 (de) | 1996-10-28 | 1997-10-01 | Vorrichtung und verfahren zur erzeugung eines diffraktiven elements unter verwendung einer flüssigkristallanzeige |
Country Status (6)
Country | Link |
---|---|
US (4) | US5986781A (de) |
EP (2) | EP1515166A3 (de) |
AT (1) | ATE285589T1 (de) |
CA (1) | CA2267316C (de) |
DE (1) | DE69732042T2 (de) |
WO (1) | WO1998014805A1 (de) |
Families Citing this family (99)
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JPH10311964A (ja) * | 1997-05-12 | 1998-11-24 | Olympus Optical Co Ltd | 多重化光学系 |
US6055106A (en) * | 1998-02-03 | 2000-04-25 | Arch Development Corporation | Apparatus for applying optical gradient forces |
US7313253B2 (en) | 1998-09-11 | 2007-12-25 | Digimarc Corporation | Methods and tangible objects employing machine readable data in photo-reactive materials |
EP1132758A4 (de) * | 1998-11-04 | 2007-02-14 | Entreprise Co Ltd Konin | Aufzeichnungsvorrichtung für beugungsgitter und aufzeichnungsverfahren für räumliche oder ebene bilder |
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US7391929B2 (en) * | 2000-02-11 | 2008-06-24 | Sony Corporation | Masking tool |
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DE10030629A1 (de) * | 2000-06-28 | 2002-02-21 | Tesa Ag | Verfahren zur Artikelidentifizierung |
US6870841B1 (en) * | 2000-09-18 | 2005-03-22 | At&T Corp. | Controlled transmission across packet network |
US6646773B2 (en) * | 2001-05-23 | 2003-11-11 | Board Of Regents, The University Of Texas System | Digital micro-mirror holographic projection |
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1996
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1997
- 1997-10-01 EP EP04029924A patent/EP1515166A3/de not_active Withdrawn
- 1997-10-01 CA CA002267316A patent/CA2267316C/en not_active Expired - Fee Related
- 1997-10-01 WO PCT/US1997/017850 patent/WO1998014805A1/en active IP Right Grant
- 1997-10-01 AT AT97945468T patent/ATE285589T1/de not_active IP Right Cessation
- 1997-10-01 DE DE69732042T patent/DE69732042T2/de not_active Expired - Lifetime
- 1997-10-01 EP EP97945468A patent/EP0934540B1/de not_active Expired - Lifetime
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1999
- 1999-09-01 US US09/388,309 patent/US6222650B1/en not_active Expired - Lifetime
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2001
- 2001-03-08 US US09/802,714 patent/US6552830B2/en not_active Expired - Fee Related
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2002
- 2002-12-18 US US10/323,605 patent/US6806983B2/en not_active Expired - Fee Related
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CA2267316C (en) | 2006-12-19 |
ATE285589T1 (de) | 2005-01-15 |
EP0934540B1 (de) | 2004-12-22 |
EP1515166A3 (de) | 2009-09-09 |
US6552830B2 (en) | 2003-04-22 |
EP1515166A2 (de) | 2005-03-16 |
EP0934540A4 (de) | 2000-11-15 |
EP0934540A1 (de) | 1999-08-11 |
US5986781A (en) | 1999-11-16 |
US20010013959A1 (en) | 2001-08-16 |
WO1998014805A1 (en) | 1998-04-09 |
US6222650B1 (en) | 2001-04-24 |
US20030161042A1 (en) | 2003-08-28 |
DE69732042T2 (de) | 2005-12-15 |
US6806983B2 (en) | 2004-10-19 |
CA2267316A1 (en) | 1998-04-09 |
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