IN163451B - - Google Patents
Info
- Publication number
- IN163451B IN163451B IN440/CAL/84A IN440CA1984A IN163451B IN 163451 B IN163451 B IN 163451B IN 440CA1984 A IN440CA1984 A IN 440CA1984A IN 163451 B IN163451 B IN 163451B
- Authority
- IN
- India
- Prior art keywords
- hologram
- phase
- photograph
- recording
- carrier layer
- Prior art date
Links
- 238000003384 imaging method Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 230000003287 optical 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
- 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
- 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
- G03H1/04—Processes or apparatus for producing holograms
- G03H1/10—Processes or apparatus for producing holograms using modulated reference beam
- G03H1/12—Spatial modulation, e.g. ghost imaging
-
- 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
- G03H1/16—Processes or apparatus for producing holograms using Fourier transform
-
- 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
- G03H2001/0016—Covert holograms or holobjects requiring additional knowledge to be perceived, e.g. holobject reconstructed only under IR illumination
-
- 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
- G03H2001/0066—Adaptation of holography to specific applications for wavefront matching wherein the hologram is arranged to convert a predetermined wavefront into a comprehensive wave, e.g. associative memory
-
- 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
- G03H2001/0083—Adaptation of holography to specific applications for restoring distorted objects, e.g. restoring objects through scattering media
-
- 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
- G03H2210/00—Object characteristics
- G03H2210/10—Modulation characteristics, e.g. amplitude, phase, polarisation
- G03H2210/12—Phase modulating object, e.g. living cell
-
- 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
- G03H2210/50—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S359/00—Optical: systems and elements
- Y10S359/90—Methods
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- Holo Graphy (AREA)
- Credit Cards Or The Like (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833327463 DE3327463A1 (de) | 1983-07-29 | 1983-07-29 | Verfahren zur aufnahme und wiedergabe von hologrammen |
Publications (1)
Publication Number | Publication Date |
---|---|
IN163451B true IN163451B (fr) | 1988-09-24 |
Family
ID=6205288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN440/CAL/84A IN163451B (fr) | 1983-07-29 | 1984-06-22 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5026132A (fr) |
EP (1) | EP0132724B1 (fr) |
JP (1) | JPS6052888A (fr) |
AT (1) | ATE49482T1 (fr) |
AU (1) | AU585201B2 (fr) |
CA (1) | CA1328362C (fr) |
DE (2) | DE3327463A1 (fr) |
ES (1) | ES534650A0 (fr) |
IN (1) | IN163451B (fr) |
ZA (1) | ZA845832B (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3442795A1 (de) * | 1983-11-24 | 1985-06-13 | Rubenberger, Karl, 8058 Erding | Verfahren zur sicherung von sichtbaren informationstraegern gegen faelschungen |
GB2196443B (en) * | 1986-10-17 | 1990-04-04 | Gen Electric Plc | Secure holographic data storage using an optical phase encryption device |
EP0451681B1 (fr) * | 1990-04-05 | 1997-11-05 | Seiko Epson Corporation | Dispositif optique |
GB9019784D0 (en) * | 1990-09-10 | 1990-10-24 | Amblehurst Ltd | Security device |
GB9211123D0 (en) * | 1992-05-26 | 1992-07-08 | Amblehurst Ltd | Holographic device |
US5499116A (en) * | 1993-08-31 | 1996-03-12 | Hughes Aircraft Company | Encoded hologram for producing a machine readable image and a human readable image |
AU698502B2 (en) * | 1994-08-31 | 1998-10-29 | Toppan Printing Co. Ltd. | Hologram in which a plurality of areas are set and holography system to which hologram is applied |
DE4443029A1 (de) * | 1994-12-02 | 1996-06-27 | Bundesdruckerei Gmbh | Masterhologramm zur Herstellung von kopiersicheren Hologrammen |
DE19749994A1 (de) * | 1997-11-12 | 1999-05-27 | Bundesdruckerei Gmbh | Verfahren und Vorrichtung zur Personalisierung von Wert- und Sicherheitsdokumenten mittels binärer Belichtung |
DE102007019837A1 (de) | 2007-04-25 | 2008-11-13 | Hologram Industries Research Gmbh | Volumenhologramm, Master zur Herstellung der Standardelemente des Volumenhologramms und Verfahren zur nachträglichen Hologrammindividualisierung bei der Applikation auf Personal- und Wertdokumente |
CN110929828A (zh) * | 2019-12-06 | 2020-03-27 | 北京金衡融创网络科技有限公司 | 防伪标签及其识别方法、印刷品 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3506327A (en) * | 1964-04-23 | 1970-04-14 | Battelle Development Corp | Wavefront reconstruction using a coherent reference beam |
DE1772652A1 (de) * | 1968-06-14 | 1971-05-27 | Wilhelm Prof Dr Waidelich | Verfahren und Vorrichtung zum Ver- und Entschluesseln einer Bildinformation mittels Holografie |
US3620590A (en) * | 1969-05-27 | 1971-11-16 | Applied Laser Technology Inc | Holographic method and apparatus for information storage and retrieval |
US3639033A (en) * | 1969-11-12 | 1972-02-01 | Battelle Development Corp | Holographic data reduction with periodic dispersive mediums and method of orthoscopic image reconstruction |
US3647275A (en) * | 1970-09-09 | 1972-03-07 | Optronics International | Identification system using reference beam coded holograms |
DE2840556C2 (de) * | 1978-09-18 | 1982-12-16 | Günther Johann Ing.(grad.) 8058 Erding Dausmann | Holographisch codierte Paßphotos und Berechtigungsnachweise |
US4510575A (en) * | 1982-08-24 | 1985-04-09 | Aerodyne Research, Inc. | Method for writing holograms |
-
1983
- 1983-07-29 DE DE19833327463 patent/DE3327463A1/de not_active Ceased
-
1984
- 1984-06-22 IN IN440/CAL/84A patent/IN163451B/en unknown
- 1984-07-13 EP EP84108255A patent/EP0132724B1/fr not_active Expired - Lifetime
- 1984-07-13 AT AT84108255T patent/ATE49482T1/de not_active IP Right Cessation
- 1984-07-13 DE DE8484108255T patent/DE3481025D1/de not_active Expired - Lifetime
- 1984-07-26 CA CA000459799A patent/CA1328362C/fr not_active Expired - Fee Related
- 1984-07-27 ES ES534650A patent/ES534650A0/es active Granted
- 1984-07-27 ZA ZA845832A patent/ZA845832B/xx unknown
- 1984-07-27 AU AU31229/84A patent/AU585201B2/en not_active Expired
- 1984-07-30 JP JP59160190A patent/JPS6052888A/ja active Pending
-
1989
- 1989-09-20 US US07/410,026 patent/US5026132A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0132724A3 (en) | 1987-03-11 |
US5026132A (en) | 1991-06-25 |
EP0132724A2 (fr) | 1985-02-13 |
ZA845832B (en) | 1985-07-31 |
ATE49482T1 (de) | 1990-01-15 |
AU585201B2 (en) | 1989-06-15 |
ES8600529A1 (es) | 1985-10-16 |
DE3481025D1 (de) | 1990-02-15 |
JPS6052888A (ja) | 1985-03-26 |
DE3327463A1 (de) | 1985-02-14 |
EP0132724B1 (fr) | 1990-01-10 |
ES534650A0 (es) | 1985-10-16 |
AU3122984A (en) | 1985-07-04 |
CA1328362C (fr) | 1994-04-12 |
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