FR1145025A - Wide angle afocal system of additional lenses or windscreens - Google Patents

Wide angle afocal system of additional lenses or windscreens

Info

Publication number
FR1145025A
FR1145025A FR1145025DA FR1145025A FR 1145025 A FR1145025 A FR 1145025A FR 1145025D A FR1145025D A FR 1145025DA FR 1145025 A FR1145025 A FR 1145025A
Authority
FR
France
Prior art keywords
windscreens
wide angle
afocal system
additional lenses
angle afocal
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.)
Jenoptik AG
Original Assignee
Carl Zeiss Jena GmbH
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 Carl Zeiss Jena GmbH filed Critical Carl Zeiss Jena GmbH
Application granted granted Critical
Publication of FR1145025A publication Critical patent/FR1145025A/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
    • G02B13/04—Reversed telephoto objectives

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR1145025D 1956-04-03 1956-04-03 Wide angle afocal system of additional lenses or windscreens Expired FR1145025A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1145025T 1956-04-03

Publications (1)

Publication Number Publication Date
FR1145025A true FR1145025A (en) 1957-10-21

Family

ID=9644623

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1145025D Expired FR1145025A (en) 1956-04-03 1956-04-03 Wide angle afocal system of additional lenses or windscreens

Country Status (1)

Country Link
FR (1) FR1145025A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3217598A (en) * 1961-05-09 1965-11-16 Isco Optische Werke Gmbh Wide-angle objective
US3369853A (en) * 1964-07-01 1968-02-20 Eastman Kodak Co Reversed telephoto objective in which the front divergent member has three spaced components

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3217598A (en) * 1961-05-09 1965-11-16 Isco Optische Werke Gmbh Wide-angle objective
US3369853A (en) * 1964-07-01 1968-02-20 Eastman Kodak Co Reversed telephoto objective in which the front divergent member has three spaced components

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