GB1350999A - Photographic lenses - Google Patents

Photographic lenses

Info

Publication number
GB1350999A
GB1350999A GB3222471A GB3222471A GB1350999A GB 1350999 A GB1350999 A GB 1350999A GB 3222471 A GB3222471 A GB 3222471A GB 3222471 A GB3222471 A GB 3222471A GB 1350999 A GB1350999 A GB 1350999A
Authority
GB
United Kingdom
Prior art keywords
component
abbú
lens
value
components
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
GB3222471A
Other languages
English (en)
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.)
Polaroid Corp
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Publication of GB1350999A publication Critical patent/GB1350999A/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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
GB3222471A 1970-07-08 1971-07-08 Photographic lenses Expired GB1350999A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5304270A 1970-07-08 1970-07-08

Publications (1)

Publication Number Publication Date
GB1350999A true GB1350999A (en) 1974-04-24

Family

ID=21981552

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3222471A Expired GB1350999A (en) 1970-07-08 1971-07-08 Photographic lenses

Country Status (7)

Country Link
AT (1) AT334652B (enExample)
CA (1) CA966340A (enExample)
CH (1) CH554544A (enExample)
DE (1) DE2133643C2 (enExample)
FR (1) FR2098254B1 (enExample)
GB (1) GB1350999A (enExample)
NL (1) NL173681C (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3804492A (en) * 1973-01-02 1974-04-16 American Optical Corp Aperture viewing zoom lens system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE119915C (enExample) *
GB191422276A (en) * 1914-11-10 1915-11-04 Harold Dennis Taylor An Improved Form of Objective for Telescopes and like Optical Instruments.
DE375896C (de) * 1922-06-11 1923-05-25 Zeiss Carl Fa Photographisches Objektiv
US2417942A (en) * 1943-09-03 1947-03-25 Bendix Aviat Corp Triplet objective lens
GB643938A (en) * 1948-06-01 1950-09-27 Christian Ellis Coulman Lenses
US3486805A (en) * 1965-02-20 1969-12-30 Asahi Optical Co Ltd Ultra-achromatic fluorite silica triplet lens system

Also Published As

Publication number Publication date
NL173681B (nl) 1983-09-16
DE2133643A1 (de) 1972-01-20
AT334652B (de) 1976-01-25
ATA595971A (de) 1976-05-15
FR2098254B1 (enExample) 1977-06-17
DE2133643C2 (de) 1982-04-22
FR2098254A1 (enExample) 1972-03-10
NL173681C (nl) 1984-02-16
CH554544A (de) 1974-09-30
CA966340A (en) 1975-04-22
NL7109442A (enExample) 1972-01-11

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee