FR1247591A - Pancreatic lens for shooting and reproduction - Google Patents

Pancreatic lens for shooting and reproduction

Info

Publication number
FR1247591A
FR1247591A FR816258A FR816258A FR1247591A FR 1247591 A FR1247591 A FR 1247591A FR 816258 A FR816258 A FR 816258A FR 816258 A FR816258 A FR 816258A FR 1247591 A FR1247591 A FR 1247591A
Authority
FR
France
Prior art keywords
pancreatic
shooting
reproduction
lens
pancreatic 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
FR816258A
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.)
Voigtlander AG
Original Assignee
Voigtlander 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 Voigtlander AG filed Critical Voigtlander AG
Application granted granted Critical
Publication of FR1247591A publication Critical patent/FR1247591A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/145—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only
    • G02B15/1455—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only the first group being negative
    • G02B15/145527—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only the first group being negative arranged -+-++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Telescopes (AREA)
FR816258A 1959-01-21 1960-01-21 Pancreatic lens for shooting and reproduction Expired FR1247591A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEV15795A DE1094480B (en) 1959-01-21 1959-01-21 Pancratic lens for recording and playback purposes
DEV0021158 1961-08-11

Publications (1)

Publication Number Publication Date
FR1247591A true FR1247591A (en) 1960-12-02

Family

ID=26001327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR816258A Expired FR1247591A (en) 1959-01-21 1960-01-21 Pancreatic lens for shooting and reproduction

Country Status (5)

Country Link
CH (2) CH399769A (en)
DE (1) DE1094480B (en)
FR (1) FR1247591A (en)
GB (2) GB949465A (en)
NL (2) NL121784C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5264965A (en) * 1991-02-15 1993-11-23 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens

Also Published As

Publication number Publication date
NL121784C (en)
NL247454A (en)
GB949465A (en) 1964-02-12
GB1016881A (en) 1966-01-12
CH399769A (en) 1965-09-30
CH399770A (en) 1965-09-30
DE1094480B (en) 1960-12-08

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