AT334652B - TRIPLET-TYPE PHOTOGRAPHIC LENS - Google Patents

TRIPLET-TYPE PHOTOGRAPHIC LENS

Info

Publication number
AT334652B
AT334652B AT595971A AT595971A AT334652B AT 334652 B AT334652 B AT 334652B AT 595971 A AT595971 A AT 595971A AT 595971 A AT595971 A AT 595971A AT 334652 B AT334652 B AT 334652B
Authority
AT
Austria
Prior art keywords
triplet
photographic lens
type photographic
type
lens
Prior art date
Application number
AT595971A
Other languages
German (de)
Other versions
ATA595971A (en
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
Application granted granted Critical
Publication of AT334652B publication Critical patent/AT334652B/en
Publication of ATA595971A publication Critical patent/ATA595971A/en

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
AT595971A 1970-07-08 1971-07-08 TRIPLET-TYPE PHOTOGRAPHIC LENS AT334652B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
AT334652B true AT334652B (en) 1976-01-25
ATA595971A ATA595971A (en) 1976-05-15

Family

ID=21981552

Family Applications (1)

Application Number Title Priority Date Filing Date
AT595971A AT334652B (en) 1970-07-08 1971-07-08 TRIPLET-TYPE PHOTOGRAPHIC LENS

Country Status (7)

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

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 (en) *
GB191422276A (en) * 1914-11-10 1915-11-04 Harold Dennis Taylor An Improved Form of Objective for Telescopes and like Optical Instruments.
DE375896C (en) * 1922-06-11 1923-05-25 Zeiss Carl Fa Photographic lens
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 (en) 1983-09-16
ATA595971A (en) 1976-05-15
FR2098254B1 (en) 1977-06-17
NL173681C (en) 1984-02-16
CH554544A (en) 1974-09-30
DE2133643A1 (en) 1972-01-20
DE2133643C2 (en) 1982-04-22
FR2098254A1 (en) 1972-03-10
CA966340A (en) 1975-04-22
NL7109442A (en) 1972-01-11
GB1350999A (en) 1974-04-24

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee