GB199013A - - Google Patents

Info

Publication number
GB199013A
GB199013A GB13981/23A GB1398123A GB199013A GB 199013 A GB199013 A GB 199013A GB 13981/23 A GB13981/23 A GB 13981/23A GB 1398123 A GB1398123 A GB 1398123A GB 199013 A GB199013 A GB 199013A
Authority
GB
United Kingdom
Prior art keywords
lenses
objectives
zeiss
dispersive
collective
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
GB13981/23A
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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss 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 Carl Zeiss AG filed Critical Carl Zeiss AG
Publication of GB199013A publication Critical patent/GB199013A/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
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)

Abstract

199,013. Zeiss, C. [Firm of]. June 10, 1922, [Convention date]. Lenses.-Photographic objectives consisting of three lenses separated by air, the two outer ones being collective and the middle one dispersive, (such objectives being described, for example, in Specifications 22607/93 and 13061/02), have the last surface deformed.
GB13981/23A 1922-06-10 1923-05-28 Expired GB199013A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE199013T 1922-06-10

Publications (1)

Publication Number Publication Date
GB199013A true GB199013A (en) 1923-12-20

Family

ID=31893008

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13981/23A Expired GB199013A (en) 1922-06-10 1923-05-28

Country Status (1)

Country Link
GB (1) GB199013A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1031538B (en) * 1957-07-27 1958-06-04 Heinz Kilfitt Optische Fabrik Photographic lens

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1031538B (en) * 1957-07-27 1958-06-04 Heinz Kilfitt Optische Fabrik Photographic lens

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