FR897540A - Photographic lens - Google Patents

Photographic lens

Info

Publication number
FR897540A
FR897540A FR897540DA FR897540A FR 897540 A FR897540 A FR 897540A FR 897540D A FR897540D A FR 897540DA FR 897540 A FR897540 A FR 897540A
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 CARL SOC
Original Assignee
ZEISS CARL SOC
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 CARL SOC filed Critical ZEISS CARL SOC
Application granted granted Critical
Publication of FR897540A publication Critical patent/FR897540A/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 -
    • G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR897540D 1942-09-05 1943-08-26 Photographic lens Expired FR897540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE897540X 1942-09-05

Publications (1)

Publication Number Publication Date
FR897540A true FR897540A (en) 1945-03-23

Family

ID=6848767

Family Applications (1)

Application Number Title Priority Date Filing Date
FR897540D Expired FR897540A (en) 1942-09-05 1943-08-26 Photographic lens

Country Status (1)

Country Link
FR (1) FR897540A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2574995A (en) * 1950-08-11 1951-11-13 Eastman Kodak Co Photographic objective consisting of three simple elements and a cemented triplet therebehind
DE885619C (en) * 1950-10-11 1953-08-06 Optische Ind De Oude Delft Nv Bright, photographic lens consisting of three single lenses and one double lens

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2574995A (en) * 1950-08-11 1951-11-13 Eastman Kodak Co Photographic objective consisting of three simple elements and a cemented triplet therebehind
DE885619C (en) * 1950-10-11 1953-08-06 Optische Ind De Oude Delft Nv Bright, photographic lens consisting of three single lenses and one double lens

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