GB2018413B - Instrument illuminator - Google Patents

Instrument illuminator

Info

Publication number
GB2018413B
GB2018413B GB7911786A GB7911786A GB2018413B GB 2018413 B GB2018413 B GB 2018413B GB 7911786 A GB7911786 A GB 7911786A GB 7911786 A GB7911786 A GB 7911786A GB 2018413 B GB2018413 B GB 2018413B
Authority
GB
United Kingdom
Prior art keywords
tube
incandescent lamp
affords
illumination
lamp
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
GB7911786A
Other languages
English (en)
Other versions
GB2018413A (en
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.)
Filing date
Publication date
Application filed by American Optical Corp filed Critical American Optical Corp
Publication of GB2018413A publication Critical patent/GB2018413A/en
Application granted granted Critical
Publication of GB2018413B publication Critical patent/GB2018413B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A61B3/14—Arrangements specially adapted for eye photography
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/04—Fastening of light sources or lamp holders with provision for changing light source, e.g. turret

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Biomedical Technology (AREA)
  • General Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
GB7911786A 1978-04-07 1979-04-04 Instrument illuminator Expired GB2018413B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/894,226 US4184752A (en) 1978-04-07 1978-04-07 Instrument illuminator

Publications (2)

Publication Number Publication Date
GB2018413A GB2018413A (en) 1979-10-17
GB2018413B true GB2018413B (en) 1982-06-23

Family

ID=25402779

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7911786A Expired GB2018413B (en) 1978-04-07 1979-04-04 Instrument illuminator

Country Status (7)

Country Link
US (1) US4184752A (enExample)
JP (1) JPS54133792A (enExample)
CA (1) CA1099683A (enExample)
DE (1) DE2912992A1 (enExample)
FR (1) FR2422110A1 (enExample)
GB (1) GB2018413B (enExample)
HK (1) HK17985A (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384315A (en) * 1980-10-31 1983-05-17 Yamada Iryo Shomei Kabushiki Kaisha Photographic flash device for use with a shadowless lamp for surgical operation
ATE17822T1 (de) * 1981-05-05 1986-02-15 Jacques Duparchy Vorrichtung zum beobachten und/oder photographieren des auges eines patienten waehrend der anpassung einer kontaktlinse.
DE3138849C2 (de) * 1981-09-30 1987-01-15 Robert Bosch Gmbh, 7000 Stuttgart Lampenfassung einer elektrischen Warnleuchte
US4575208A (en) * 1984-02-21 1986-03-11 King Bedford G Lens mounted light system
US5032962A (en) * 1990-03-16 1991-07-16 American Sterilizer Company Redundant lamp mechanism
US5557321A (en) * 1990-10-02 1996-09-17 Canon Kabushiki Kaisha Fundus camera or opthalmic apparatus comprising a flash light source system
GB2277170A (en) * 1993-04-13 1994-10-19 Ford New Holland Ltd Solenoid operated hydraulic valve
DE19507305A1 (de) * 1995-03-02 1996-09-05 Delma Elektro Med App Operationsleuchte mit Hauptlampe und Ersatzlampe
US5875362A (en) * 1995-12-28 1999-02-23 Eastman Kodak Company Single-use flash camera with emergency strobe or continuous illumination enhancements
CN1157153C (zh) 1998-11-24 2004-07-14 威尔驰阿林公司 不扩瞳观察视网膜检眼装置
US6637882B1 (en) * 1998-11-24 2003-10-28 Welch Allyn, Inc. Eye viewing device for retinal viewing through undilated pupil
DE602004020505D1 (de) * 2003-10-28 2009-05-20 Welch Allyn Inc Digitales dokumentier-ophthalmoskop
US7338167B2 (en) * 2003-12-10 2008-03-04 Joslin Diabetes Center, Inc. Retinal imaging system
WO2019064075A2 (en) * 2017-09-28 2019-04-04 Datalogic Ip Tech S.R.L. SYSTEM AND METHOD FOR LIGHTING A TARGET OF A BARCODE READER

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE572660C (de) * 1933-03-20 Siemens Schuckertwerke Akt Ges Scheinwerfer mit wenigstens annaehernd parallel zur optischen Achse verlaufenden Abblendblechen
GB329173A (en) * 1929-05-22 1930-05-15 Paul Giese An improved dimming device for automobile head-lamps and other search-lights
US2482430A (en) * 1945-12-06 1949-09-20 Gen Electric Photographic lighting unit
GB978579A (en) * 1962-05-11 1964-12-23 World Light Manufactory Ltd Improvements in or relating to electric lanterns
DE1913179U (de) * 1964-12-16 1965-04-01 Hans-Juergen Berger Beleuchtungsroehre fuer fotografische aufnahmezwecke.
GB1241946A (en) * 1967-07-24 1971-08-04 Clarke & Smith Mfg Company Ltd Improvements in or relating to optical projectors
US4023189A (en) * 1974-03-29 1977-05-10 Varian Associates Wide angle fundus illumination and photography apparatus
US3915564A (en) * 1974-09-12 1975-10-28 Zeiss Stiftung Retinal image-display system

Also Published As

Publication number Publication date
US4184752A (en) 1980-01-22
DE2912992A1 (de) 1979-10-18
FR2422110A1 (fr) 1979-11-02
FR2422110B1 (enExample) 1985-03-01
HK17985A (en) 1985-03-22
JPS54133792A (en) 1979-10-17
CA1099683A (en) 1981-04-21
GB2018413A (en) 1979-10-17

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee