FR1396617A - Photographic telephoto lens - Google Patents

Photographic telephoto lens

Info

Publication number
FR1396617A
FR1396617A FR970294A FR970294A FR1396617A FR 1396617 A FR1396617 A FR 1396617A FR 970294 A FR970294 A FR 970294A FR 970294 A FR970294 A FR 970294A FR 1396617 A FR1396617 A FR 1396617A
Authority
FR
France
Prior art keywords
telephoto lens
photographic
photographic telephoto
lens
telephoto
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
FR970294A
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
Priority claimed from DEV23924A external-priority patent/DE1235022B/en
Application filed by Voigtlander AG filed Critical Voigtlander AG
Priority to FR970294A priority Critical patent/FR1396617A/en
Application granted granted Critical
Publication of FR1396617A publication Critical patent/FR1396617A/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
    • G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR970294A 1963-04-10 1964-04-09 Photographic telephoto lens Expired FR1396617A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR970294A FR1396617A (en) 1963-04-10 1964-04-09 Photographic telephoto lens

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEV23924A DE1235022B (en) 1963-04-10 1963-04-10 Photographic telephoto lens
FR970294A FR1396617A (en) 1963-04-10 1964-04-09 Photographic telephoto lens

Publications (1)

Publication Number Publication Date
FR1396617A true FR1396617A (en) 1965-04-23

Family

ID=26001661

Family Applications (1)

Application Number Title Priority Date Filing Date
FR970294A Expired FR1396617A (en) 1963-04-10 1964-04-09 Photographic telephoto lens

Country Status (1)

Country Link
FR (1) FR1396617A (en)

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