DE2325489C3 - Optisches System eines Objektivs - Google Patents

Optisches System eines Objektivs

Info

Publication number
DE2325489C3
DE2325489C3 DE2325489A DE2325489A DE2325489C3 DE 2325489 C3 DE2325489 C3 DE 2325489C3 DE 2325489 A DE2325489 A DE 2325489A DE 2325489 A DE2325489 A DE 2325489A DE 2325489 C3 DE2325489 C3 DE 2325489C3
Authority
DE
Germany
Prior art keywords
lens
optical system
individual
outer member
biconcave
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
DE2325489A
Other languages
German (de)
English (en)
Other versions
DE2325489A1 (de
DE2325489B2 (de
Inventor
Miloslav Prerau Paukert
Marie Rokytnice Vaschicova
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.)
Meopta Np Prerau (tschechoslowakei)
Original Assignee
Meopta Np Prerau (tschechoslowakei)
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 Meopta Np Prerau (tschechoslowakei) filed Critical Meopta Np Prerau (tschechoslowakei)
Publication of DE2325489A1 publication Critical patent/DE2325489A1/de
Publication of DE2325489B2 publication Critical patent/DE2325489B2/de
Application granted granted Critical
Publication of DE2325489C3 publication Critical patent/DE2325489C3/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 -
    • G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
    • G02B9/14—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only arranged + - +
    • G02B9/18—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only arranged + - + only one component having a compound lens
    • G02B9/20—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only arranged + - + only one component having a compound lens the rear component having the compound
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/24—Optical objectives specially designed for the purposes specified below for reproducing or copying at short object distances
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DE2325489A 1972-06-13 1973-05-19 Optisches System eines Objektivs Expired DE2325489C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS409272A CS152944B1 (OSRAM) 1972-06-13 1972-06-13

Publications (3)

Publication Number Publication Date
DE2325489A1 DE2325489A1 (de) 1974-01-03
DE2325489B2 DE2325489B2 (de) 1975-02-27
DE2325489C3 true DE2325489C3 (de) 1975-10-16

Family

ID=5382905

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2325489A Expired DE2325489C3 (de) 1972-06-13 1973-05-19 Optisches System eines Objektivs

Country Status (11)

Country Link
US (1) US3864028A (OSRAM)
JP (1) JPS4952635A (OSRAM)
AT (1) AT326385B (OSRAM)
CS (1) CS152944B1 (OSRAM)
DE (1) DE2325489C3 (OSRAM)
DK (1) DK137733B (OSRAM)
FI (1) FI60452C (OSRAM)
FR (1) FR2188177B3 (OSRAM)
GB (1) GB1403471A (OSRAM)
IT (1) IT985429B (OSRAM)
NO (1) NO136434C (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5459933A (en) * 1977-10-20 1979-05-15 Canon Inc Photographic lens of rear diaphragm tessar type
JPS5664310A (en) * 1979-10-29 1981-06-01 Canon Inc Projecting lens
TW200641299A (en) * 2006-08-08 2006-12-01 Camdeor Technology Co Ltd Infrared laser diffuse apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2346086A (en) * 1942-06-01 1944-04-04 Eastman Kodak Co Photographic objective

Also Published As

Publication number Publication date
IT985429B (it) 1974-11-30
DE2325489A1 (de) 1974-01-03
DK137733C (OSRAM) 1978-10-02
NO136434C (no) 1977-08-31
AT326385B (de) 1975-12-10
FR2188177A1 (OSRAM) 1974-01-18
DK137733B (da) 1978-04-24
ATA511473A (de) 1975-02-15
JPS4952635A (OSRAM) 1974-05-22
NO136434B (OSRAM) 1977-05-23
DE2325489B2 (de) 1975-02-27
FI60452B (fi) 1981-09-30
CS152944B1 (OSRAM) 1974-02-22
FR2188177B3 (OSRAM) 1976-05-28
FI60452C (fi) 1982-01-11
GB1403471A (en) 1975-08-28
US3864028A (en) 1975-02-04

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee