CA925731A - Compact four element photographic objective lens - Google Patents

Compact four element photographic objective lens

Info

Publication number
CA925731A
CA925731A CA066392A CA66392A CA925731A CA 925731 A CA925731 A CA 925731A CA 066392 A CA066392 A CA 066392A CA 66392 A CA66392 A CA 66392A CA 925731 A CA925731 A CA 925731A
Authority
CA
Canada
Prior art keywords
compact
objective lens
photographic objective
element photographic
lens
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
CA066392A
Other languages
English (en)
Other versions
CA66392S (en
Inventor
G. Baker James
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
Application granted granted Critical
Publication of CA925731A publication Critical patent/CA925731A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only
    • G02B9/36—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only arranged + -- +
    • G02B9/38—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only arranged + -- + both - components being meniscus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
CA066392A 1968-11-07 1969-10-31 Compact four element photographic objective lens Expired CA925731A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77414168A 1968-11-07 1968-11-07

Publications (1)

Publication Number Publication Date
CA925731A true CA925731A (en) 1973-05-08

Family

ID=25100357

Family Applications (1)

Application Number Title Priority Date Filing Date
CA066392A Expired CA925731A (en) 1968-11-07 1969-10-31 Compact four element photographic objective lens

Country Status (11)

Country Link
US (1) US3619036A (fr)
JP (1) JPS498336B1 (fr)
AT (1) AT316165B (fr)
BE (1) BE741427A (fr)
CA (1) CA925731A (fr)
CH (1) CH520943A (fr)
DE (1) DE1955667C3 (fr)
FR (1) FR2022792A1 (fr)
GB (1) GB1252086A (fr)
NL (1) NL166793C (fr)
SE (1) SE345526B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807836A (en) * 1973-01-02 1974-04-30 Polaroid Corp Compact four element objective lenses of plastic and glass
JPS5485118U (fr) * 1977-11-24 1979-06-16
SE468335B (sv) * 1988-09-15 1992-12-14 Nova Onab Optica Ab Projektionsoptik
JP3341934B2 (ja) * 1993-10-07 2002-11-05 富士写真光機株式会社 結像レンズ
US6680795B2 (en) * 2000-08-23 2004-01-20 The United States Of America As Represented By The Secretary Of The Interior Underwater microscope system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190524391A (en) * 1905-11-25 1906-09-13 Harold Dennis Taylor Improvements in Photographic Lenses.
US2338614A (en) * 1942-06-17 1944-01-04 Eastman Kodak Co Lens
US2503789A (en) * 1946-09-21 1950-04-11 Eastman Kodak Co Focusing objective lens

Also Published As

Publication number Publication date
BE741427A (fr) 1970-05-08
FR2022792A1 (fr) 1970-08-07
AT316165B (de) 1974-06-25
NL6916842A (fr) 1970-05-11
NL166793C (nl) 1981-09-15
DE1955667C3 (de) 1974-05-16
GB1252086A (fr) 1971-11-03
US3619036A (en) 1971-11-09
JPS498336B1 (fr) 1974-02-26
NL166793B (nl) 1981-04-15
DE1955667A1 (de) 1970-07-30
CH520943A (de) 1972-03-31
SE345526B (fr) 1972-05-29
DE1955667B2 (de) 1973-10-25

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