BE783066A - Objectif grand angulaire - Google Patents

Objectif grand angulaire

Info

Publication number
BE783066A
BE783066A BE783066A BE783066A BE783066A BE 783066 A BE783066 A BE 783066A BE 783066 A BE783066 A BE 783066A BE 783066 A BE783066 A BE 783066A BE 783066 A BE783066 A BE 783066A
Authority
BE
Belgium
Prior art keywords
wide angular
angular lens
lens
wide
angular
Prior art date
Application number
BE783066A
Other languages
English (en)
French (fr)
Original Assignee
Dudragne Raymond
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 Dudragne Raymond filed Critical Dudragne Raymond
Publication of BE783066A publication Critical patent/BE783066A/xx

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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/0008—Apparatus for testing the eyes; Instruments for examining the eyes provided with illuminating means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
    • A61B3/125—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes with contact lenses
    • 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
    • G02B23/2423—Optical details of the distal end
    • G02B23/243—Objectives for endoscopes
    • 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
    • G02B23/2461—Illumination
    • G02B23/2469—Illumination using optical fibres
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/04—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres
    • G02B6/06—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres the relative position of the fibres being the same at both ends, e.g. for transporting images
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Astronomy & Astrophysics (AREA)
  • Lenses (AREA)
BE783066A 1971-05-07 1972-05-05 Objectif grand angulaire BE783066A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR717116725A FR2136927B1 (zh) 1971-05-07 1971-05-07

Publications (1)

Publication Number Publication Date
BE783066A true BE783066A (fr) 1972-09-01

Family

ID=9076717

Family Applications (1)

Application Number Title Priority Date Filing Date
BE783066A BE783066A (fr) 1971-05-07 1972-05-05 Objectif grand angulaire

Country Status (6)

Country Link
US (1) US3784286A (zh)
BE (1) BE783066A (zh)
CH (1) CH553420A (zh)
DE (1) DE2222377A1 (zh)
FR (1) FR2136927B1 (zh)
IT (1) IT955259B (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848971A (en) * 1972-06-20 1974-11-19 Philips Corp Objective system the entrance pupil of which lies outside the system
DE2610821C3 (de) 1976-03-15 1981-02-05 Hans-Joachim Prof. Dr.Med. 6650 Homburg Schlegel Optisches Gerät zur gleichzeitigen Abbildung der gesamten Netzhaut des Auges von Lebewesen
JPS566038U (zh) * 1979-06-25 1981-01-20
JPS58152535A (ja) * 1982-03-05 1983-09-10 キヤノン株式会社 合焦機能を有する光学装置
US5007729A (en) * 1989-10-27 1991-04-16 Ocular Instruments, Inc. Wide angle ophthalmic lens
US5309187A (en) * 1992-03-18 1994-05-03 Ocular Instruments, Inc. High magnification ophthalmic lens
US5623323A (en) * 1994-10-26 1997-04-22 Ocular Instruments, Inc. Extra wide field ophthalmic lens
US5589896A (en) * 1994-10-26 1996-12-31 Ocular Instruments, Inc. Adjustable indirect ophthalmoscopy lens
JPH11258501A (ja) * 1998-01-09 1999-09-24 Fuji Photo Optical Co Ltd コリメータレンズおよびこれを用いた光走査装置
TWI622824B (zh) 2017-01-19 2018-05-01 大立光電股份有限公司 光學影像系統組、取像裝置及電子裝置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2146662A (en) * 1936-09-05 1939-02-07 Lieuwe E W Van Albada Sighting instrument
US2377268A (en) * 1939-10-10 1945-05-29 Rinia Herre Optical system
US3158677A (en) * 1960-12-19 1964-11-24 Pierre J B Lacomme Wide angle oculars
GB1129121A (en) * 1965-02-05 1968-10-02 Jean Charles Joseph Blosse Improvements in and relating to optical spyglass
US3449041A (en) * 1967-01-23 1969-06-10 Eastman Kodak Co Triplet-type objective lens
FR1537687A (fr) * 1967-01-30 1968-09-07 Commissariat Energie Atomique Perfectionnements aux objectifs de reproduction
US3514186A (en) * 1968-04-10 1970-05-26 Eugene F Poncelet Wide angle optical apparatus

Also Published As

Publication number Publication date
US3784286A (en) 1974-01-08
DE2222377A1 (de) 1972-11-30
FR2136927B1 (zh) 1973-05-11
CH553420A (fr) 1974-08-30
FR2136927A1 (zh) 1972-12-29
IT955259B (it) 1973-09-29

Similar Documents

Publication Publication Date Title
AT345586B (de) Brillengestell
BE788915A (fr) Projecteur
SE396816B (sv) Underkalibrig projektil
FR2325066B1 (fr) Telescope en faisceau
CH539801A (de) Faltenbalg
BE783066A (fr) Objectif grand angulaire
IT951068B (it) Tiadiazolidindioni sostituiti
SE396654B (sv) Mekaniskt tendror
SE380404B (sv) Laser
IT963888B (it) Girobussola
CH526865A (de) Laser
BE787269A (fr) Bouw- of constructieelement
FI53918C (fi) Transparent tandkraem
AT321611B (de) Lichtstarkes katadioptrisches Objektiv
IT973949B (it) Macchina fotografica
AT334651B (de) Photographisches objektiv
BE863199Q (fr) Construction
BR7206331D0 (pt) Acendedor piroforico
AT319043B (de) Vergrößerungsgerät
BE791013A (fr) Aminoalkyl-guanidines substituees
CH541768A (de) Stativ
AT309846B (de) Lichtstarkes Objektiv
AT312417B (de) Kamera
DE7144227U (de) Saitenhalter
IT950965B (it) Pendolo oscillante