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FR839633A - Photographic lens - Google Patents

Photographic lens

Info

Publication number
FR839633A
FR839633A FR839633DA FR839633A FR 839633 A FR839633 A FR 839633A FR 839633D A FR839633D A FR 839633DA FR 839633 A FR839633 A FR 839633A
Authority
FR
France
Prior art keywords
photographic lens
photographic
lens
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
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.)
Zeiss Ikon AG
Original Assignee
Zeiss Ikon AG
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 Zeiss Ikon AG filed Critical Zeiss Ikon AG
Application granted granted Critical
Publication of FR839633A publication Critical patent/FR839633A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR839633D 1938-01-08 1938-06-22 Photographic lens Expired FR839633A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE839633X 1938-01-08

Publications (1)

Publication Number Publication Date
FR839633A true FR839633A (en) 1939-04-07

Family

ID=6762000

Family Applications (1)

Application Number Title Priority Date Filing Date
FR839633D Expired FR839633A (en) 1938-01-08 1938-06-22 Photographic lens

Country Status (1)

Country Link
FR (1) FR839633A (en)

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