IT971522B - Sistema per la registrazione di oligrammi ridondanti di fraunhofer - Google Patents

Sistema per la registrazione di oligrammi ridondanti di fraunhofer

Info

Publication number
IT971522B
IT971522B IT32463/72A IT3246372A IT971522B IT 971522 B IT971522 B IT 971522B IT 32463/72 A IT32463/72 A IT 32463/72A IT 3246372 A IT3246372 A IT 3246372A IT 971522 B IT971522 B IT 971522B
Authority
IT
Italy
Prior art keywords
oligram
fraunhofer
redundant
recording system
recording
Prior art date
Application number
IT32463/72A
Other languages
English (en)
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Application granted granted Critical
Publication of IT971522B publication Critical patent/IT971522B/it

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
    • 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
    • G03H1/32—Systems for obtaining speckle elimination
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/12—Amplitude mask, e.g. diaphragm, Louver filter
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/19—Microoptic array, e.g. lens array

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
IT32463/72A 1971-12-09 1972-12-04 Sistema per la registrazione di oligrammi ridondanti di fraunhofer IT971522B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20642271A 1971-12-09 1971-12-09

Publications (1)

Publication Number Publication Date
IT971522B true IT971522B (it) 1974-05-10

Family

ID=22766299

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32463/72A IT971522B (it) 1971-12-09 1972-12-04 Sistema per la registrazione di oligrammi ridondanti di fraunhofer

Country Status (15)

Country Link
US (1) US3749469A (it)
JP (1) JPS5215230B2 (it)
AR (1) AR212903A1 (it)
AT (1) AT336312B (it)
AU (1) AU474659B2 (it)
BE (1) BE792523A (it)
BR (1) BR7208532D0 (it)
CA (1) CA980615A (it)
DE (1) DE2260238A1 (it)
ES (1) ES409185A1 (it)
FR (1) FR2162622B1 (it)
GB (1) GB1399289A (it)
IT (1) IT971522B (it)
NL (1) NL7216413A (it)
SE (1) SE381756B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5216927A (en) * 1975-07-30 1977-02-08 Hitachi Ltd Input gear for calculator
US4035055A (en) * 1975-07-30 1977-07-12 Rca Corporation Coherent wave imaging and/or recording technique for reducing the generation of spurious coherent-wave image patterns
US4130338A (en) * 1976-08-16 1978-12-19 Rca Corporation Hologram having expanded viewing area
JPS5618066Y2 (it) * 1977-04-06 1981-04-27
JPS55144477U (it) * 1979-04-03 1980-10-16
JPS5911582U (ja) * 1982-07-14 1984-01-24 松下電器産業株式会社 スピ−カシステム
JPS6011576U (ja) * 1983-07-01 1985-01-26 オンキヨー株式会社 スピ−カ−システム
GB2317237B (en) * 1996-09-12 2001-04-18 David Gifford Burder Holographic imaging using a lenticular screen
US7471430B1 (en) * 1997-12-15 2008-12-30 The United States Of America As Represented By The Secretary Of The Air Force Holographic image corrector
WO2004008193A1 (en) * 2002-07-10 2004-01-22 De La Rue International Limited Optically variable security device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675983A (en) * 1971-02-16 1972-07-11 Bell Telephone Labor Inc Large capacity digital memory

Also Published As

Publication number Publication date
AT336312B (de) 1977-04-25
JPS5215230B2 (it) 1977-04-27
NL7216413A (it) 1973-06-13
FR2162622B1 (it) 1974-08-02
CA980615A (en) 1975-12-30
SE381756B (sv) 1975-12-15
ATA1047372A (de) 1976-08-15
GB1399289A (en) 1975-07-02
DE2260238A1 (de) 1973-06-14
ES409185A1 (es) 1976-01-01
BR7208532D0 (pt) 1973-09-25
US3749469A (en) 1973-07-31
BE792523A (fr) 1973-03-30
JPS4866452A (it) 1973-09-12
AU474659B2 (en) 1976-07-29
AR212903A1 (es) 1978-11-15
AU4975572A (en) 1974-06-13
FR2162622A1 (it) 1973-07-20

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