FR2193210A1 - - Google Patents

Info

Publication number
FR2193210A1
FR2193210A1 FR7226410A FR7226410A FR2193210A1 FR 2193210 A1 FR2193210 A1 FR 2193210A1 FR 7226410 A FR7226410 A FR 7226410A FR 7226410 A FR7226410 A FR 7226410A FR 2193210 A1 FR2193210 A1 FR 2193210A1
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.)
Granted
Application number
FR7226410A
Other languages
French (fr)
Other versions
FR2193210B1 (ru
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.)
Laboratoires dElectronique Philips SAS
Original Assignee
Laboratoires dElectronique et de Physique Appliquee
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 Laboratoires dElectronique et de Physique Appliquee filed Critical Laboratoires dElectronique et de Physique Appliquee
Priority to FR7226410A priority Critical patent/FR2193210B1/fr
Publication of FR2193210A1 publication Critical patent/FR2193210A1/fr
Application granted granted Critical
Publication of FR2193210B1 publication Critical patent/FR2193210B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR7226410A 1972-07-21 1972-07-21 Expired FR2193210B1 (ru)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7226410A FR2193210B1 (ru) 1972-07-21 1972-07-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7226410A FR2193210B1 (ru) 1972-07-21 1972-07-21

Publications (2)

Publication Number Publication Date
FR2193210A1 true FR2193210A1 (ru) 1974-02-15
FR2193210B1 FR2193210B1 (ru) 1976-06-11

Family

ID=9102200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7226410A Expired FR2193210B1 (ru) 1972-07-21 1972-07-21

Country Status (1)

Country Link
FR (1) FR2193210B1 (ru)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1322227A (fr) * 1962-02-13 1963-03-29 Soc Optique Mec Haute Prec Système optique à distance focale variable

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1322227A (fr) * 1962-02-13 1963-03-29 Soc Optique Mec Haute Prec Système optique à distance focale variable

Also Published As

Publication number Publication date
FR2193210B1 (ru) 1976-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse