GB1295018A - - Google Patents

Info

Publication number
GB1295018A
GB1295018A GB1295018DA GB1295018A GB 1295018 A GB1295018 A GB 1295018A GB 1295018D A GB1295018D A GB 1295018DA GB 1295018 A GB1295018 A GB 1295018A
Authority
GB
United Kingdom
Prior art keywords
pattern
focal plane
recording
back focal
lens
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1295018A publication Critical patent/GB1295018A/en
Expired 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
    • G03H1/04—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
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/2645—Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
    • G03H2001/2675—Phase code multiplexing, wherein the sub-holograms are multiplexed according to spatial modulation of the reference beam
    • 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)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
GB1295018D 1970-06-18 1971-05-19 Expired GB1295018A (US20100056889A1-20100304-C00004.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4737270A 1970-06-18 1970-06-18

Publications (1)

Publication Number Publication Date
GB1295018A true GB1295018A (US20100056889A1-20100304-C00004.png) 1972-11-01

Family

ID=21948590

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1295018D Expired GB1295018A (US20100056889A1-20100304-C00004.png) 1970-06-18 1971-05-19

Country Status (10)

Country Link
US (1) US3608992A (US20100056889A1-20100304-C00004.png)
JP (1) JPS5240219B1 (US20100056889A1-20100304-C00004.png)
BE (1) BE768628A (US20100056889A1-20100304-C00004.png)
CA (1) CA938142A (US20100056889A1-20100304-C00004.png)
CH (1) CH527432A (US20100056889A1-20100304-C00004.png)
DE (1) DE2129806C3 (US20100056889A1-20100304-C00004.png)
ES (1) ES392240A1 (US20100056889A1-20100304-C00004.png)
FR (1) FR2095325B1 (US20100056889A1-20100304-C00004.png)
GB (1) GB1295018A (US20100056889A1-20100304-C00004.png)
ZA (1) ZA713397B (US20100056889A1-20100304-C00004.png)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3652144A (en) * 1970-09-09 1972-03-28 Radiation Inc Amplitude weighting in holography
US3869193A (en) * 1973-09-18 1975-03-04 Honeywell Inc Optical memory with improved signal-to-noise ratio
JPS53164325U (US20100056889A1-20100304-C00004.png) * 1977-05-27 1978-12-22
JPS5567114U (US20100056889A1-20100304-C00004.png) * 1978-10-28 1980-05-09
JPS5571122U (US20100056889A1-20100304-C00004.png) * 1978-11-09 1980-05-16
US5148323A (en) * 1991-08-09 1992-09-15 Rockwell International Corporation Local reference beam generator
US5668647A (en) * 1994-01-04 1997-09-16 Lucent Technologies Inc. Method and apparatus and for processing ultrafast optical signals
US5528389A (en) * 1994-01-04 1996-06-18 At&T Corp. Optical holographic system for parallel to serial and serial to parallel conversion of optical data
US6580845B1 (en) 2000-08-11 2003-06-17 General Nutronics, Inc. Method and device for switching wavelength division multiplexed optical signals using emitter arrays

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3544197A (en) * 1967-03-23 1970-12-01 Research Corp Optical crosscorrelation
US3501221A (en) * 1967-06-29 1970-03-17 Ibm Optical filtering

Also Published As

Publication number Publication date
ES392240A1 (es) 1974-07-16
ZA713397B (en) 1972-01-26
CH527432A (de) 1972-08-31
US3608992A (en) 1971-09-28
DE2129806A1 (de) 1971-12-23
BE768628A (fr) 1971-11-03
JPS5240219B1 (US20100056889A1-20100304-C00004.png) 1977-10-11
DE2129806B2 (de) 1975-04-24
FR2095325B1 (US20100056889A1-20100304-C00004.png) 1975-04-18
FR2095325A1 (US20100056889A1-20100304-C00004.png) 1972-02-11
DE2129806C3 (de) 1975-12-11
CA938142A (en) 1973-12-11

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Legal Events

Date Code Title Description
PLNP Patent lapsed through nonpayment of renewal fees