FR672417A - Photographic lens - Google Patents

Photographic lens

Info

Publication number
FR672417A
FR672417A FR672417DA FR672417A FR 672417 A FR672417 A FR 672417A FR 672417D A FR672417D A FR 672417DA FR 672417 A FR672417 A FR 672417A
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR672417A publication Critical patent/FR672417A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR672417D 1928-04-04 1929-04-02 Photographic lens Expired FR672417A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE672417X 1928-04-04

Publications (1)

Publication Number Publication Date
FR672417A true FR672417A (en) 1929-12-27

Family

ID=6590725

Family Applications (1)

Application Number Title Priority Date Filing Date
FR672417D Expired FR672417A (en) 1928-04-04 1929-04-02 Photographic lens

Country Status (1)

Country Link
FR (1) FR672417A (en)

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