FR838236A - Photographic lenses - Google Patents

Photographic lenses

Info

Publication number
FR838236A
FR838236A FR838236DA FR838236A FR 838236 A FR838236 A FR 838236A FR 838236D A FR838236D A FR 838236DA FR 838236 A FR838236 A FR 838236A
Authority
FR
France
Prior art keywords
photographic lenses
photographic
lenses
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe 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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR838236A publication Critical patent/FR838236A/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)
FR838236D 1937-05-22 1938-05-21 Photographic lenses Expired FR838236A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US838236XA 1937-05-22 1937-05-22

Publications (1)

Publication Number Publication Date
FR838236A true FR838236A (en) 1939-03-01

Family

ID=22180929

Family Applications (1)

Application Number Title Priority Date Filing Date
FR838236D Expired FR838236A (en) 1937-05-22 1938-05-21 Photographic lenses

Country Status (1)

Country Link
FR (1) FR838236A (en)

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