FR2033213A1 - - Google Patents

Info

Publication number
FR2033213A1
FR2033213A1 FR6944581A FR6944581A FR2033213A1 FR 2033213 A1 FR2033213 A1 FR 2033213A1 FR 6944581 A FR6944581 A FR 6944581A FR 6944581 A FR6944581 A FR 6944581A FR 2033213 A1 FR2033213 A1 FR 2033213A1
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.)
Withdrawn
Application number
FR6944581A
Other languages
French (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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Publication of FR2033213A1 publication Critical patent/FR2033213A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2407—Optical details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR6944581A 1968-12-24 1969-12-23 Withdrawn FR2033213A1 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6135768 1968-12-24

Publications (1)

Publication Number Publication Date
FR2033213A1 true FR2033213A1 (ru) 1970-12-04

Family

ID=10486919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6944581A Withdrawn FR2033213A1 (ru) 1968-12-24 1969-12-23

Country Status (2)

Country Link
FR (1) FR2033213A1 (ru)
GB (1) GB1290144A (ru)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0576014A2 (en) * 1992-06-24 1993-12-29 Seiko Epson Corporation Beam scanning apparatus

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2186993A (en) * 1986-02-26 1987-08-26 British Nuclear Fuels Plc Viewing systems with variable field of view
GB9600929D0 (en) * 1996-01-17 1996-03-20 Hopkins David Improvements in optical devices
FR3004423B1 (fr) 2013-04-12 2015-05-01 Latecoere Procede et systeme de visualisation de l'environnement externe d'un avion, ainsi que porte d'avion equipee d'un tel systeme
PL242090B1 (pl) 2019-02-19 2023-01-16 Inst Lotnictwa Samolot do prowadzenia obserwacji w stratosferze

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0576014A2 (en) * 1992-06-24 1993-12-29 Seiko Epson Corporation Beam scanning apparatus
EP0576014A3 (en) * 1992-06-24 1994-11-02 Seiko Epson Corp Optical scanning device.
US5528279A (en) * 1992-06-24 1996-06-18 Seiko Epson Corporation Single element beam scanning apparatus having entrance and exit faces and a reflecting face therebetween

Also Published As

Publication number Publication date
GB1290144A (ru) 1972-09-20

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse