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FR363499A - Photographic telephoto lens corrected for sphericity aberration and astigmatism - Google Patents

Photographic telephoto lens corrected for sphericity aberration and astigmatism

Info

Publication number
FR363499A
FR363499A FR363499DA FR363499A FR 363499 A FR363499 A FR 363499A FR 363499D A FR363499D A FR 363499DA FR 363499 A FR363499 A FR 363499A
Authority
FR
France
Prior art keywords
sphericity
astigmatism
aberration
telephoto lens
lens corrected
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 FR363499A publication Critical patent/FR363499A/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)
FR363499D 1905-03-14 1906-02-19 Photographic telephoto lens corrected for sphericity aberration and astigmatism Expired FR363499A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE363499X 1905-03-14

Publications (1)

Publication Number Publication Date
FR363499A true FR363499A (en) 1906-08-01

Family

ID=1410906

Family Applications (1)

Application Number Title Priority Date Filing Date
FR363499D Expired FR363499A (en) 1905-03-14 1906-02-19 Photographic telephoto lens corrected for sphericity aberration and astigmatism

Country Status (1)

Country Link
FR (1) FR363499A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2543354A (en) * 1949-01-05 1951-02-27 Taylor Taylor & Hobson Ltd Optical objective of the telephoto type
DE927238C (en) * 1952-06-15 1955-05-02 Askania Werke Ag Photographic telephoto lens
US2906173A (en) * 1956-08-07 1959-09-29 Schneider Co Optische Werke High-speed telephoto objective

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2543354A (en) * 1949-01-05 1951-02-27 Taylor Taylor & Hobson Ltd Optical objective of the telephoto type
DE927238C (en) * 1952-06-15 1955-05-02 Askania Werke Ag Photographic telephoto lens
US2906173A (en) * 1956-08-07 1959-09-29 Schneider Co Optische Werke High-speed telephoto objective

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