FR2483640B1 - Procede de fabrication d'un reseau optique de phase radial, pour former par rotation deux faisceaux decales en frequence a partir d'un faisceau coherent - Google Patents

Procede de fabrication d'un reseau optique de phase radial, pour former par rotation deux faisceaux decales en frequence a partir d'un faisceau coherent

Info

Publication number
FR2483640B1
FR2483640B1 FR8011669A FR8011669A FR2483640B1 FR 2483640 B1 FR2483640 B1 FR 2483640B1 FR 8011669 A FR8011669 A FR 8011669A FR 8011669 A FR8011669 A FR 8011669A FR 2483640 B1 FR2483640 B1 FR 2483640B1
Authority
FR
France
Prior art keywords
radial
rotate
manufacturing
frequency shifted
optical array
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
FR8011669A
Other languages
English (en)
Other versions
FR2483640A1 (fr
Inventor
Benjamin Dessus
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.)
Electricite de France SA
Original Assignee
Electricite de France 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 Electricite de France SA filed Critical Electricite de France SA
Priority to FR8011669A priority Critical patent/FR2483640B1/fr
Publication of FR2483640A1 publication Critical patent/FR2483640A1/fr
Application granted granted Critical
Publication of FR2483640B1 publication Critical patent/FR2483640B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/40—Chemically transforming developed images
    • G03C5/44—Bleaching; Bleach-fixing
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1828—Diffraction gratings having means for producing variable diffraction
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1847—Manufacturing methods
    • G02B5/1857—Manufacturing methods using exposure or etching means, e.g. holography, photolithography, exposure to electron or ion beams
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1866—Transmission gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • G02B5/1871—Transmissive phase gratings
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/02—Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges
FR8011669A 1980-05-27 1980-05-27 Procede de fabrication d'un reseau optique de phase radial, pour former par rotation deux faisceaux decales en frequence a partir d'un faisceau coherent Expired FR2483640B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8011669A FR2483640B1 (fr) 1980-05-27 1980-05-27 Procede de fabrication d'un reseau optique de phase radial, pour former par rotation deux faisceaux decales en frequence a partir d'un faisceau coherent

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8011669A FR2483640B1 (fr) 1980-05-27 1980-05-27 Procede de fabrication d'un reseau optique de phase radial, pour former par rotation deux faisceaux decales en frequence a partir d'un faisceau coherent

Publications (2)

Publication Number Publication Date
FR2483640A1 FR2483640A1 (fr) 1981-12-04
FR2483640B1 true FR2483640B1 (fr) 1987-02-20

Family

ID=9242343

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8011669A Expired FR2483640B1 (fr) 1980-05-27 1980-05-27 Procede de fabrication d'un reseau optique de phase radial, pour former par rotation deux faisceaux decales en frequence a partir d'un faisceau coherent

Country Status (1)

Country Link
FR (1) FR2483640B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8502679A (nl) * 1985-10-01 1987-05-04 Philips Nv Optisch omzetelement en verplaatsingsmeter voorzien van dit element.
DE3901985C2 (de) * 1989-01-24 1996-12-05 Deutsch Franz Forsch Inst Einrichtung und Verfahren zur Erzeugung bewegter Interferenzmuster

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045531A (en) * 1956-04-05 1962-07-24 Walter G Finch Optical grating

Also Published As

Publication number Publication date
FR2483640A1 (fr) 1981-12-04

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Legal Events

Date Code Title Description
ST Notification of lapse