FR2947064B1 - Dispositif d'holographie - Google Patents

Dispositif d'holographie

Info

Publication number
FR2947064B1
FR2947064B1 FR0954166A FR0954166A FR2947064B1 FR 2947064 B1 FR2947064 B1 FR 2947064B1 FR 0954166 A FR0954166 A FR 0954166A FR 0954166 A FR0954166 A FR 0954166A FR 2947064 B1 FR2947064 B1 FR 2947064B1
Authority
FR
France
Prior art keywords
holography device
holography
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.)
Active
Application number
FR0954166A
Other languages
English (en)
Other versions
FR2947064A1 (fr
Inventor
Michael Atlan
Michel Gross
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.)
Centre National de la Recherche Scientifique CNRS
Ecole Normale Superieure
Original Assignee
Centre National de la Recherche Scientifique CNRS
Ecole Normale Superieure
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 Centre National de la Recherche Scientifique CNRS, Ecole Normale Superieure filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR0954166A priority Critical patent/FR2947064B1/fr
Publication of FR2947064A1 publication Critical patent/FR2947064A1/fr
Application granted granted Critical
Publication of FR2947064B1 publication Critical patent/FR2947064B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G03H1/0443—Digital holography, i.e. recording holograms with digital recording means
    • 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
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0866—Digital holographic imaging, i.e. synthesizing holobjects from 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
    • G03H1/0005—Adaptation of holography to specific applications
    • 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
    • G03H1/0443—Digital holography, i.e. recording holograms with digital recording means
    • G03H2001/0454—Arrangement for recovering hologram complex amplitude
    • G03H2001/0456—Spatial heterodyne, i.e. filtering a Fourier transform of the off-axis record
    • 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
    • G03H1/0443—Digital holography, i.e. recording holograms with digital recording means
    • G03H2001/0463—Frequency heterodyne, i.e. one beam is frequency shifted
    • 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
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0866—Digital holographic imaging, i.e. synthesizing holobjects from holograms
    • G03H2001/0883—Reconstruction aspect, e.g. numerical focusing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/62—Moving object
FR0954166A 2009-06-19 2009-06-19 Dispositif d'holographie Active FR2947064B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0954166A FR2947064B1 (fr) 2009-06-19 2009-06-19 Dispositif d'holographie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0954166A FR2947064B1 (fr) 2009-06-19 2009-06-19 Dispositif d'holographie

Publications (2)

Publication Number Publication Date
FR2947064A1 FR2947064A1 (fr) 2010-12-24
FR2947064B1 true FR2947064B1 (fr) 2012-01-06

Family

ID=41138717

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0954166A Active FR2947064B1 (fr) 2009-06-19 2009-06-19 Dispositif d'holographie

Country Status (1)

Country Link
FR (1) FR2947064B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11457806B2 (en) 2019-12-30 2022-10-04 Centre National De La Recherche Scientifique (Cnrs) Methods and devices for full-field ocular blood flow imaging

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11457806B2 (en) 2019-12-30 2022-10-04 Centre National De La Recherche Scientifique (Cnrs) Methods and devices for full-field ocular blood flow imaging

Also Published As

Publication number Publication date
FR2947064A1 (fr) 2010-12-24

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