FR2269091B1 - - Google Patents

Info

Publication number: FR2269091B1
Authority: FR; France
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

FR7512593A

Other versions

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.)

American Optical Corp

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.)

1974-04-26

Filing date

1975-04-23

Publication date

1980-02-08

1975-04-23 Application filed by American Optical Corp filed Critical American Optical Corp

1975-11-21 Publication of FR2269091A1 publication Critical patent/FR2269091A1/fr

1980-02-08 Application granted granted Critical

1980-02-08 Publication of FR2269091B1 publication Critical patent/FR2269091B1/fr

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/02—Objectives

Landscapes

Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Lenses (AREA)

FR7512593A 1974-04-26 1975-04-23 Expired FR2269091B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US464386A US3902791A (en)	1974-04-26	1974-04-26	40{33 {0 Microscope objective

Publications (2)

Publication Number	Publication Date
FR2269091A1 FR2269091A1 (fr)	1975-11-21
FR2269091B1 true FR2269091B1 (fr)	1980-02-08

Family

ID=23843738

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7512593A Expired FR2269091B1 (fr)	1974-04-26	1975-04-23

Country Status (7)

Country	Link
US (1)	US3902791A (fr)
JP (1)	JPS50150452A (fr)
AT (1)	AT351287B (fr)
CA (1)	CA1023983A (fr)
DE (1)	DE2515317C2 (fr)
FR (1)	FR2269091B1 (fr)
GB (1)	GB1511291A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5434252A (en) *	1977-08-23	1979-03-13	Olympus Optical Co Ltd	Microscope objective lens
US4418988A (en) *	1981-02-19	1983-12-06	Warner Lambert Technologies, Inc.	Microscope objective
JPS6063513A (ja) *	1983-09-17	1985-04-11	Nippon Kogaku Kk <Nikon>	長作動距離対物レンズ
CN101694547B (zh) *	2009-03-04	2014-03-26	王晓明	一种物体外轮廓非线性多级放大光学成像技术原理、装置和摄像方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB755955A (en) *	1953-09-07	1956-08-29	Cooke Troughton & Simms Ltd	Improvements in or relating to microscope objectives
US2822728A (en) *	1956-06-21	1958-02-11	Zeiss Jena Veb Carl	Microscope lenses for lower-power magnification
US3132200A (en) *	1961-06-05	1964-05-05	American Optical Corp	Microscope optical system
DE1184981B (de) *	1962-10-03	1965-01-07	Leitz Ernst Gmbh	Mikroskopobjektiv mit geebnetem Bildfeld fuer mittlere und hohe Aperturen
US3297393A (en) *	1963-09-30	1967-01-10	Bausch & Lomb	Oil immersion type microscope objective
US3355234A (en) *	1964-05-18	1967-11-28	American Optical Corp	Four component microscope objective
US3515463A (en) *	1967-07-03	1970-06-02	Bausch & Lomb	45x magnification semi-objective with field flattening lens

1974
- 1974-04-26 US US464386A patent/US3902791A/en not_active Expired - Lifetime
1975
- 1975-04-01 CA CA223,435A patent/CA1023983A/fr not_active Expired
- 1975-04-02 AT AT248775A patent/AT351287B/de not_active IP Right Cessation
- 1975-04-08 DE DE2515317A patent/DE2515317C2/de not_active Expired
- 1975-04-23 FR FR7512593A patent/FR2269091B1/fr not_active Expired
- 1975-04-25 GB GB17355/75A patent/GB1511291A/en not_active Expired
- 1975-04-25 JP JP50049882A patent/JPS50150452A/ja active Pending

Also Published As

Publication number	Publication date
US3902791A (en)	1975-09-02
FR2269091A1 (fr)	1975-11-21
AT351287B (de)	1979-07-10
JPS50150452A (fr)	1975-12-02
ATA248775A (de)	1978-12-15
CA1023983A (fr)	1978-01-10
GB1511291A (en)	1978-05-17
DE2515317C2 (de)	1986-01-30
DE2515317A1 (de)	1975-11-06

Publication	Publication Date	Title
FR2266769B1 (fr)	1978-08-04
FR2267958B1 (fr)	1976-12-17
AU7459074A (fr)	1976-04-29
AU495920B2 (fr)	1976-06-03
AU7253574A (fr)	1976-02-26
BG20242A1 (fr)	1975-11-05
BG20045A1 (fr)	1975-10-30
AU481663A (fr)	1976-07-22
AU480187A (fr)	1976-01-08
BE827113A (fr)	1975-07-16
BG19548A2 (fr)	1975-06-25
BG19634A1 (fr)	1975-10-10
BG19702A1 (fr)	1975-10-10
AU480145A (fr)	1976-05-06
BG19760A1 (fr)	1975-10-10
BG19825A1 (fr)	1975-10-30
BG19873A1 (fr)	1975-10-30
BG19899A1 (fr)	1975-10-30
BG20699A1 (fr)	1975-12-20
BG19995A1 (fr)	1975-10-30
BG20672A1 (fr)	1975-12-20
BG20052A1 (fr)	1975-10-30
BG20147A1 (fr)	1975-11-05
BG20240A1 (fr)	1975-11-05
BG19756A1 (fr)	1975-10-10

Legal Events

Date	Code	Title	Description
1982-10-08	TP	Transmission of property
1988-02-26	ST	Notification of lapse