FR2238942B1 - - Google Patents

Info

Publication number
FR2238942B1
FR2238942B1 FR7327572A FR7327572A FR2238942B1 FR 2238942 B1 FR2238942 B1 FR 2238942B1 FR 7327572 A FR7327572 A FR 7327572A FR 7327572 A FR7327572 A FR 7327572A FR 2238942 B1 FR2238942 B1 FR 2238942B1
Authority
FR
France
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
FR7327572A
Other versions
FR2238942A1 (fr
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7327572A priority Critical patent/FR2238942B1/fr
Priority to US05/491,139 priority patent/US3947189A/en
Priority to GB33002/74A priority patent/GB1483213A/en
Publication of FR2238942A1 publication Critical patent/FR2238942A1/fr
Application granted granted Critical
Publication of FR2238942B1 publication Critical patent/FR2238942B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/042—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
FR7327572A 1973-07-27 1973-07-27 Expired FR2238942B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7327572A FR2238942B1 (fr) 1973-07-27 1973-07-27
US05/491,139 US3947189A (en) 1973-07-27 1974-07-23 Optical data projection device
GB33002/74A GB1483213A (en) 1973-07-27 1974-07-25 Optical projection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7327572A FR2238942B1 (fr) 1973-07-27 1973-07-27

Publications (2)

Publication Number Publication Date
FR2238942A1 FR2238942A1 (fr) 1975-02-21
FR2238942B1 true FR2238942B1 (fr) 1976-06-18

Family

ID=9123237

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7327572A Expired FR2238942B1 (fr) 1973-07-27 1973-07-27

Country Status (3)

Country Link
US (1) US3947189A (fr)
FR (1) FR2238942B1 (fr)
GB (1) GB1483213A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4007985A (en) * 1974-10-16 1977-02-15 Personal Communications, Inc. Multiple function recording and readout system
GB2249192B (en) * 1990-07-18 1994-10-12 Sony Magnescale Inc Hologram scales
US5737113A (en) * 1995-08-04 1998-04-07 Canon Kabushiki Kaisha Optical modulators and color image display device employing the same
FR2755516B1 (fr) 1996-11-05 1999-01-22 Thomson Csf Dispositif compact d'illumination
FR2819061B1 (fr) * 2000-12-28 2003-04-11 Thomson Csf Dispositif de controle de polarisation dans une liaison optique
CN110836867A (zh) * 2019-10-18 2020-02-25 南京大学 一种基于卷积神经网络的无透镜全息显微微粒表征方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2186123A (en) * 1937-01-27 1940-01-09 Zeiss Ikon Ag Illuminating system
DE1199205B (de) * 1964-04-11 1965-08-26 Quarzlampen Gmbh Vorrichtung zum Einleiten von Licht in Glasfaserbuendel
US3515452A (en) * 1966-06-20 1970-06-02 Ibm Forming a hologram of a subject recorded on an integral photograph with incoherent light
JPS5114019B1 (fr) * 1968-12-10 1976-05-06
US3692380A (en) * 1970-02-10 1972-09-19 Fujitsu Ltd Method and apparatus for producing holograms utilizing a plurality of short focus convex lenses
FR2122007A5 (fr) * 1971-01-14 1972-08-25 Thomson Csf
JPS5166845A (en) * 1972-03-13 1976-06-09 Hitachi Ltd Horoguramusakuseisochi

Also Published As

Publication number Publication date
US3947189A (en) 1976-03-30
GB1483213A (en) 1977-08-17
FR2238942A1 (fr) 1975-02-21

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Legal Events

Date Code Title Description
ST Notification of lapse