DE2235652C2 - Viergliedriges photographisches Objektiv - Google Patents

Viergliedriges photographisches Objektiv

Info

Publication number
DE2235652C2
DE2235652C2 DE2235652A DE2235652A DE2235652C2 DE 2235652 C2 DE2235652 C2 DE 2235652C2 DE 2235652 A DE2235652 A DE 2235652A DE 2235652 A DE2235652 A DE 2235652A DE 2235652 C2 DE2235652 C2 DE 2235652C2
Authority
DE
Germany
Prior art keywords
lens
lenses
abbe
focal length
value
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
DE2235652A
Other languages
German (de)
English (en)
Other versions
DE2235652A1 (de
Inventor
James Gilbert Winchester Mass. Baker
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 DE2235652A1 publication Critical patent/DE2235652A1/de
Application granted granted Critical
Publication of DE2235652C2 publication Critical patent/DE2235652C2/de
Expired legal-status Critical Current

Links

Classifications

    • 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 + -- +
    • G02B9/44—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 biconcave
    • 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)
  • Camera Data Copying Or Recording (AREA)
DE2235652A 1971-07-28 1972-07-20 Viergliedriges photographisches Objektiv Expired DE2235652C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16693371A 1971-07-28 1971-07-28

Publications (2)

Publication Number Publication Date
DE2235652A1 DE2235652A1 (de) 1973-03-15
DE2235652C2 true DE2235652C2 (de) 1982-05-06

Family

ID=22605269

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2235652A Expired DE2235652C2 (de) 1971-07-28 1972-07-20 Viergliedriges photographisches Objektiv

Country Status (12)

Country Link
US (1) US3695750A (enExample)
AT (1) AT334651B (enExample)
AU (1) AU463893B2 (enExample)
BE (1) BE786824R (enExample)
CA (1) CA972196A (enExample)
CH (1) CH555547A (enExample)
DE (1) DE2235652C2 (enExample)
FR (1) FR2147179B2 (enExample)
GB (1) GB1331898A (enExample)
IT (1) IT1046464B (enExample)
NL (1) NL182103C (enExample)
SE (1) SE373213B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54126531A (en) * 1978-03-24 1979-10-01 Minolta Camera Co Ltd Diopter adjusting eyepiece lens and finder of single lens reflex camera using this
SE468335B (sv) * 1988-09-15 1992-12-14 Nova Onab Optica Ab Projektionsoptik
US20220381955A1 (en) * 2021-05-28 2022-12-01 Zebra Technologies Corporation Moving front lens group mechanically located to fixed rear lens group

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS-ERMITTELT

Also Published As

Publication number Publication date
CH555547A (de) 1974-10-31
GB1331898A (en) 1973-09-26
AU463893B2 (en) 1975-08-07
CA972196A (en) 1975-08-05
NL182103B (nl) 1987-08-03
BE786824R (fr) 1973-01-29
ATA652972A (de) 1976-05-15
AU4469272A (en) 1974-01-24
NL182103C (nl) 1988-01-04
SE373213B (enExample) 1975-01-27
FR2147179A2 (enExample) 1973-03-09
IT1046464B (it) 1980-06-30
US3695750A (en) 1972-10-03
DE2235652A1 (de) 1973-03-15
AT334651B (de) 1976-01-25
FR2147179B2 (enExample) 1974-10-04
NL7209168A (enExample) 1973-01-30

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Legal Events

Date Code Title Description
OD Request for examination
8125 Change of the main classification

Ipc: G02B 9/44

8126 Change of the secondary classification

Ipc: G02B 13/00

AF Is addition to no.

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