FR2534032B1 - - Google Patents

Info

Publication number
FR2534032B1
FR2534032B1 FR8216676A FR8216676A FR2534032B1 FR 2534032 B1 FR2534032 B1 FR 2534032B1 FR 8216676 A FR8216676 A FR 8216676A FR 8216676 A FR8216676 A FR 8216676A FR 2534032 B1 FR2534032 B1 FR 2534032B1
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
FR8216676A
Other languages
French (fr)
Other versions
FR2534032A1 (en
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 FR8216676A priority Critical patent/FR2534032A1/fr
Publication of FR2534032A1 publication Critical patent/FR2534032A1/fr
Application granted granted Critical
Publication of FR2534032B1 publication Critical patent/FR2534032B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/89—Optical or photographic arrangements structurally combined or co-operating with the vessel
    • H01J29/896—Anti-reflection means, e.g. eliminating glare due to ambient light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
FR8216676A 1982-10-05 1982-10-05 Directional optical filter, method for obtaining it and use on an airborne indicating instrument. Granted FR2534032A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8216676A FR2534032A1 (en) 1982-10-05 1982-10-05 Directional optical filter, method for obtaining it and use on an airborne indicating instrument.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8216676A FR2534032A1 (en) 1982-10-05 1982-10-05 Directional optical filter, method for obtaining it and use on an airborne indicating instrument.

Publications (2)

Publication Number Publication Date
FR2534032A1 FR2534032A1 (en) 1984-04-06
FR2534032B1 true FR2534032B1 (OSRAM) 1986-01-31

Family

ID=9277985

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8216676A Granted FR2534032A1 (en) 1982-10-05 1982-10-05 Directional optical filter, method for obtaining it and use on an airborne indicating instrument.

Country Status (1)

Country Link
FR (1) FR2534032A1 (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60195849A (ja) * 1984-03-19 1985-10-04 Asahi Chem Ind Co Ltd 遮光スクリ−ンの製造方法
US4904049A (en) * 1988-09-01 1990-02-27 Hughes Aircraft Company High-contrast fiber optic diffusion faceplate with radiused fibers
EP0889357A1 (en) * 1997-06-30 1999-01-07 Konica Corporation Light control film and a production method of the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295968A (en) * 1962-06-11 1967-01-03 Douglas Aircraft Co Inc Light trapping filter and method of making
BE632617A (OSRAM) * 1962-10-15
DE2317642A1 (de) * 1973-04-07 1974-10-17 Licentia Gmbh Kontrasterhoehendes filter fuer bildwiedergabegeraete
FR2462723A1 (fr) * 1979-07-27 1981-02-13 Thomson Csf Filtre directif pour ecran de visualisation, sa methode de fabrication, et systeme de visualisation, tube cathodique notamment, muni d'un tel filtre

Also Published As

Publication number Publication date
FR2534032A1 (en) 1984-04-06

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Legal Events

Date Code Title Description
ST Notification of lapse