AT328763B - Afokales pankratisches linsensystem - Google Patents

Afokales pankratisches linsensystem

Info

Publication number
AT328763B
AT328763B AT639273A AT639273A AT328763B AT 328763 B AT328763 B AT 328763B AT 639273 A AT639273 A AT 639273A AT 639273 A AT639273 A AT 639273A AT 328763 B AT328763 B AT 328763B
Authority
AT
Austria
Prior art keywords
panratic
afocal
lens system
lens
panratic lens
Prior art date
Application number
AT639273A
Other languages
English (en)
Other versions
ATA639273A (de
Original Assignee
American Optical 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 American Optical Corp filed Critical American Optical Corp
Publication of ATA639273A publication Critical patent/ATA639273A/de
Application granted granted Critical
Publication of AT328763B publication Critical patent/AT328763B/de

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/02—Objectives
    • G02B21/025—Objectives with variable magnification

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Lenses (AREA)
AT639273A 1972-09-11 1973-07-19 Afokales pankratisches linsensystem AT328763B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28823172A 1972-09-11 1972-09-11

Publications (2)

Publication Number Publication Date
ATA639273A ATA639273A (de) 1975-06-15
AT328763B true AT328763B (de) 1976-04-12

Family

ID=23106301

Family Applications (1)

Application Number Title Priority Date Filing Date
AT639273A AT328763B (de) 1972-09-11 1973-07-19 Afokales pankratisches linsensystem

Country Status (7)

Country Link
US (1) US3790255A (de)
JP (1) JPS4969147A (de)
AT (1) AT328763B (de)
DD (1) DD111613A5 (de)
DE (1) DE2337652C2 (de)
GB (1) GB1397508A (de)
SU (1) SU568394A3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2919924C2 (de) * 1979-05-17 1982-11-11 Fa. Carl Zeiss, 7920 Heidenheim Optiksystem für Mikroskope
JPS5754914A (en) * 1980-09-18 1982-04-01 Canon Inc Plural beam scanning optical system having variable magnification function
US4353617A (en) * 1980-11-18 1982-10-12 Canon Kabushiki Kaisha Optical system capable of continuously varying the diameter of a beam spot
JPH07199070A (ja) * 1993-12-28 1995-08-04 Nikon Corp ズームレンズ
RU2148847C1 (ru) * 1998-01-15 2000-05-10 Анитропова-Лившиц Ирина Леонидовна Объектив переменного фокусного расстояния с тремя группами линз
US8628628B1 (en) * 2009-08-03 2014-01-14 Michael R. Bonner Auto-clean heat exchanger deep cleaning station

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3030861A (en) * 1959-06-29 1962-04-24 Bausch & Lomb Variable power optical system for microscopes
US3640605A (en) * 1970-11-12 1972-02-08 Harold N Sissel Mechanically compensated zoom lens system

Also Published As

Publication number Publication date
DE2337652A1 (de) 1974-03-28
GB1397508A (en) 1975-06-11
DD111613A5 (de) 1975-02-20
JPS4969147A (de) 1974-07-04
DE2337652C2 (de) 1984-08-09
ATA639273A (de) 1975-06-15
US3790255A (en) 1974-02-05
SU568394A3 (ru) 1977-08-05

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee