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CH482212A - Process for duplicating holograms - Google Patents

Process for duplicating holograms

Info

Publication number
CH482212A
CH482212A CH1426268A CH1426268A CH482212A CH 482212 A CH482212 A CH 482212A CH 1426268 A CH1426268 A CH 1426268A CH 1426268 A CH1426268 A CH 1426268A CH 482212 A CH482212 A CH 482212A
Authority
CH
Switzerland
Prior art keywords
holograms
duplicating
duplicating holograms
Prior art date
Application number
CH1426268A
Other languages
German (de)
Inventor
Nassenstein Heinrich Dr Prof
Original Assignee
Agfa Gevaert Ag
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
Priority claimed from DE19671572555 external-priority patent/DE1572555A1/en
Application filed by Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of CH482212A publication Critical patent/CH482212A/en

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
    • G03H1/20—Copying holograms by holographic, i.e. optical means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
CH1426268A 1967-09-27 1968-09-24 Process for duplicating holograms CH482212A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671572555 DE1572555A1 (en) 1967-09-27 1967-09-27 Process for duplicating holograms

Publications (1)

Publication Number Publication Date
CH482212A true CH482212A (en) 1969-11-30

Family

ID=5678476

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1426268A CH482212A (en) 1967-09-27 1968-09-24 Process for duplicating holograms

Country Status (5)

Country Link
JP (1) JPS4813462B1 (en)
BE (1) BE721467A (en)
CH (1) CH482212A (en)
FR (1) FR1585193A (en)
GB (1) GB1189928A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19809502B4 (en) * 1997-08-04 2007-06-14 Bundesdruckerei Gmbh Device for producing a contact copy of a hologram

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368780A1 (en) * 1976-10-22 1978-05-19 Thomson Brandt Duplication process for video recording track - has coherent light projected through master track on to photosensitive track
US4440839A (en) * 1981-03-18 1984-04-03 United Technologies Corporation Method of forming laser diffraction grating for beam sampling device
GB0015873D0 (en) * 2000-06-28 2000-08-23 Rue De Int Ltd Optically variable security device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19809502B4 (en) * 1997-08-04 2007-06-14 Bundesdruckerei Gmbh Device for producing a contact copy of a hologram

Also Published As

Publication number Publication date
FR1585193A (en) 1970-01-09
GB1189928A (en) 1970-04-29
JPS4813462B1 (en) 1973-04-27
BE721467A (en) 1969-03-27

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Legal Events

Date Code Title Description
PL Patent ceased