FR323103A - Dual photographic lens - Google Patents

Dual photographic lens

Info

Publication number
FR323103A
FR323103A FR323103DA FR323103A FR 323103 A FR323103 A FR 323103A FR 323103D A FR323103D A FR 323103DA FR 323103 A FR323103 A FR 323103A
Authority
FR
France
Prior art keywords
photographic lens
dual
dual photographic
lens
photographic
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)
Inventor
Schulze Hermann
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR323103A publication Critical patent/FR323103A/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 -
    • G02B9/04—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR323103D 1902-07-19 1902-07-19 Dual photographic lens Expired FR323103A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR323103T 1902-07-19

Publications (1)

Publication Number Publication Date
FR323103A true FR323103A (en) 1903-02-25

Family

ID=1373415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR323103D Expired FR323103A (en) 1902-07-19 1902-07-19 Dual photographic lens

Country Status (1)

Country Link
FR (1) FR323103A (en)

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