DE3163758D1 - Variable field endoscopic system for distal or non-distal investigation - Google Patents

Variable field endoscopic system for distal or non-distal investigation

Info

Publication number
DE3163758D1
DE3163758D1 DE8181902467T DE3163758T DE3163758D1 DE 3163758 D1 DE3163758 D1 DE 3163758D1 DE 8181902467 T DE8181902467 T DE 8181902467T DE 3163758 T DE3163758 T DE 3163758T DE 3163758 D1 DE3163758 D1 DE 3163758D1
Authority
DE
Germany
Prior art keywords
distal
investigation
endoscopic system
variable field
field endoscopic
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
DE8181902467T
Other languages
German (de)
English (en)
Inventor
Roger Bel
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.)
METALLISATIONS ET TRAITEMENTS OPTIQUES MTO
Original Assignee
METALLISATIONS ET TRAITEMENTS OPTIQUES MTO
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 METALLISATIONS ET TRAITEMENTS OPTIQUES MTO filed Critical METALLISATIONS ET TRAITEMENTS OPTIQUES MTO
Application granted granted Critical
Publication of DE3163758D1 publication Critical patent/DE3163758D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2407—Optical details

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Endoscopes (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Telescopes (AREA)
  • Lenses (AREA)
DE8181902467T 1980-09-03 1981-09-02 Variable field endoscopic system for distal or non-distal investigation Expired DE3163758D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8019020A FR2489135A1 (fr) 1980-09-03 1980-09-03 Systeme endoscopique a champ variable pour observation distale ou non distale
PCT/FR1981/000111 WO1982000899A1 (fr) 1980-09-03 1981-09-02 Systeme endoscopique a champ variable pour observation distale ou non distale

Publications (1)

Publication Number Publication Date
DE3163758D1 true DE3163758D1 (en) 1984-06-28

Family

ID=9245619

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181902467T Expired DE3163758D1 (en) 1980-09-03 1981-09-02 Variable field endoscopic system for distal or non-distal investigation

Country Status (5)

Country Link
EP (1) EP0058707B1 (cg-RX-API-DMAC7.html)
JP (1) JPS57501548A (cg-RX-API-DMAC7.html)
DE (1) DE3163758D1 (cg-RX-API-DMAC7.html)
FR (1) FR2489135A1 (cg-RX-API-DMAC7.html)
WO (1) WO1982000899A1 (cg-RX-API-DMAC7.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2534468A1 (fr) * 1982-10-15 1984-04-20 Mto Systeme endoscopique pour observation distale ou panoramique
US4988568A (en) * 1988-03-30 1991-01-29 Nippon Zeon Co., Ltd. Hydrophilic fine gel particles and process for production thereof
JP2008518251A (ja) 2004-10-25 2008-05-29 アールピーオー プロプライエタリー リミテッド 集積光学素子用の平板状レンズ
US8064744B2 (en) 2006-11-10 2011-11-22 Rpo Pty Limited Planar waveguide lens design

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3608998A (en) * 1967-11-25 1971-09-28 Wolf Gmbh Richard Variable power endoscope
GB1534541A (en) * 1975-04-30 1978-12-06 Secr Social Service Brit Optical systems
DE2640353C2 (de) * 1976-09-08 1982-08-19 Richard Wolf Gmbh, 7134 Knittlingen Endoskopoptik
JPS54149291A (en) * 1978-05-15 1979-11-22 Olympus Optical Co Hard endoscope provided with variable power system
DE2919677C2 (de) * 1979-05-16 1982-12-09 Fa. Carl Zeiss, 7920 Heidenheim Optisches System hoher Vergrößerung für Endoskope
FR2459985A1 (fr) * 1979-06-25 1981-01-16 Metallisations Traitements Opt Relais optique utilise pour transferer une image d'un point a un autre sur un axe optique

Also Published As

Publication number Publication date
WO1982000899A1 (fr) 1982-03-18
JPS57501548A (cg-RX-API-DMAC7.html) 1982-08-26
EP0058707A1 (fr) 1982-09-01
FR2489135A1 (fr) 1982-03-05
FR2489135B1 (cg-RX-API-DMAC7.html) 1984-10-19
EP0058707B1 (fr) 1984-05-23

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee