DE69623311T2 - Optisch variables element, methode zu seiner aufnahme und aufnahmevorrichtung dazu - Google Patents

Optisch variables element, methode zu seiner aufnahme und aufnahmevorrichtung dazu

Info

Publication number
DE69623311T2
DE69623311T2 DE69623311T DE69623311T DE69623311T2 DE 69623311 T2 DE69623311 T2 DE 69623311T2 DE 69623311 T DE69623311 T DE 69623311T DE 69623311 T DE69623311 T DE 69623311T DE 69623311 T2 DE69623311 T2 DE 69623311T2
Authority
DE
Germany
Prior art keywords
optically variable
map
pixel
laser light
recording
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 - Fee Related
Application number
DE69623311T
Other languages
English (en)
Other versions
DE69623311D1 (de
Inventor
Remigiusz Gajda
Pawel Stepien
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE69623311D1 publication Critical patent/DE69623311D1/de
Publication of DE69623311T2 publication Critical patent/DE69623311T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
DE69623311T 1995-10-31 1996-10-29 Optisch variables element, methode zu seiner aufnahme und aufnahmevorrichtung dazu Expired - Fee Related DE69623311T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PL95311192A PL177897B1 (pl) 1995-10-31 1995-10-31 Element optycznie zmienny oraz sposób zapisu elementu optycznie zmiennego i urządzenie do zapisu elementu optycznie zmiennego
PCT/PL1996/000018 WO1997016772A1 (en) 1995-10-31 1996-10-29 Optically variable device (ovd) and a method of recording ovd and an ovd recorder

Publications (2)

Publication Number Publication Date
DE69623311D1 DE69623311D1 (de) 2002-10-02
DE69623311T2 true DE69623311T2 (de) 2002-12-19

Family

ID=20066199

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623311T Expired - Fee Related DE69623311T2 (de) 1995-10-31 1996-10-29 Optisch variables element, methode zu seiner aufnahme und aufnahmevorrichtung dazu

Country Status (9)

Country Link
EP (1) EP0858622B1 (de)
JP (1) JP2000501516A (de)
CN (1) CN1201534A (de)
AT (1) ATE223076T1 (de)
AU (1) AU7346496A (de)
DE (1) DE69623311T2 (de)
PL (1) PL177897B1 (de)
RU (1) RU2172513C2 (de)
WO (1) WO1997016772A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5986781A (en) * 1996-10-28 1999-11-16 Pacific Holographics, Inc. Apparatus and method for generating diffractive element using liquid crystal display
AUPR483301A0 (en) * 2001-05-08 2001-05-31 Commonwealth Scientific And Industrial Research Organisation An optical device and methods of manufacture
CZ297552B6 (cs) * 2001-06-15 2007-02-07 Ceské vysoké ucení technické v Praze, Fakulta jaderná a fyzikálne inzenýrská Zpusob zhotovení opticky variabilních difraktivních struktur a zarízení k jeho provádení
DE10348623A1 (de) 2003-10-15 2005-05-25 Giesecke & Devrient Gmbh Optisch variable Beugungsstruktur und Verfahren zu ihrer Herstellung
DE102004003984A1 (de) 2004-01-26 2005-08-11 Giesecke & Devrient Gmbh Gitterbild mit einem oder mehreren Gitterfeldern
DE102010047250A1 (de) 2009-12-04 2011-06-09 Giesecke & Devrient Gmbh Sicherheitselement, Wertdokument mit einem solchen Sicherheitselement sowie Herstellungsverfahren eines Sicherheitselementes
DE102009056934A1 (de) 2009-12-04 2011-06-09 Giesecke & Devrient Gmbh Sicherheitselement, Wertdokument mit einem solchen Sicherheitselement sowie Herstellungsverfahren eines Sicherheitselementes
DE102011108242A1 (de) 2011-07-21 2013-01-24 Giesecke & Devrient Gmbh Optisch variables Element, insbesondere Sicherheitselement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4778262A (en) * 1986-10-14 1988-10-18 American Bank Note Holographics, Inc. Computer aided holography and holographic computer graphics
US5262879A (en) * 1988-07-18 1993-11-16 Dimensional Arts. Inc. Holographic image conversion method for making a controlled holographic grating
EP0375833B1 (de) * 1988-12-12 1993-02-10 Landis & Gyr Technology Innovation AG Optisch variables Flächenmuster
WO1991003747A1 (en) * 1989-09-04 1991-03-21 Commonwealth Scientific And Industrial Research Organisation Diffraction grating and method of manufacture

Also Published As

Publication number Publication date
PL311192A1 (en) 1997-05-12
DE69623311D1 (de) 2002-10-02
CN1201534A (zh) 1998-12-09
PL177897B1 (pl) 2000-01-31
EP0858622A1 (de) 1998-08-19
RU2172513C2 (ru) 2001-08-20
AU7346496A (en) 1997-05-22
JP2000501516A (ja) 2000-02-08
ATE223076T1 (de) 2002-09-15
EP0858622B1 (de) 2002-08-28
WO1997016772A1 (en) 1997-05-09

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee