CA996792A - Internal reading device for ophthalmological instruments - Google Patents

Internal reading device for ophthalmological instruments

Info

Publication number
CA996792A
CA996792A CA160,225A CA160225A CA996792A CA 996792 A CA996792 A CA 996792A CA 160225 A CA160225 A CA 160225A CA 996792 A CA996792 A CA 996792A
Authority
CA
Canada
Prior art keywords
reading device
internal reading
ophthalmological instruments
ophthalmological
instruments
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
CA160,225A
Other languages
English (en)
Other versions
CA160225S (en
Inventor
Helmut A. Heine
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.)
Heine Optotechnik KG
Propper Manufacturing Co Inc
Original Assignee
Heine Optotechnik KG
Propper Manufacturing Co Inc
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
Priority claimed from DE19722218672 external-priority patent/DE2218672C3/de
Application filed by Heine Optotechnik KG, Propper Manufacturing Co Inc filed Critical Heine Optotechnik KG
Application granted granted Critical
Publication of CA996792A publication Critical patent/CA996792A/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
    • A61B3/0016—Operational features thereof
    • A61B3/0066—Operational features thereof with identification means for the apparatus
    • 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
    • A61B3/1208—Multiple lens hand-held instruments

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
CA160,225A 1972-04-18 1972-12-29 Internal reading device for ophthalmological instruments Expired CA996792A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722218672 DE2218672C3 (de) 1972-04-18 Ophthalmoskop

Publications (1)

Publication Number Publication Date
CA996792A true CA996792A (en) 1976-09-14

Family

ID=5842304

Family Applications (1)

Application Number Title Priority Date Filing Date
CA160,225A Expired CA996792A (en) 1972-04-18 1972-12-29 Internal reading device for ophthalmological instruments

Country Status (4)

Country Link
JP (1) JPS4920989A (de)
CA (1) CA996792A (de)
FR (1) FR2181271A5 (de)
GB (1) GB1417775A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2460088B2 (de) * 1974-12-19 1977-05-05 Optische Werke G. Rodenstock, 8000 München Mehrfachlichtquelle fuer optische beobachtungsgeraete mit objekt- und umfeldbeleuchtung und fotozusatz
JPS5244647A (en) * 1975-10-06 1977-04-07 Nippon Telegr & Teleph Corp <Ntt> Recording device by means of the photo-conductive electrode for the te rhmal paper
JPS5270455U (de) * 1975-11-20 1977-05-25
JPS59164057A (ja) * 1983-03-07 1984-09-17 キヤノン株式会社 眼科用顕微鏡
US4998818A (en) * 1989-08-23 1991-03-12 Welch Allyn, Inc. Ophthalmoscope with linear polarizer
JP2006296806A (ja) * 2005-04-21 2006-11-02 Topcon Corp 手術用顕微鏡装置
CA2794611C (en) * 2010-04-21 2014-02-18 Clinton N. Sims Device and method for calibrating retinoscopes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE559952C (de) * 1932-09-26 Emil Busch Akt Ges Tonometer
JPS4422912Y1 (de) * 1964-11-12 1969-09-27

Also Published As

Publication number Publication date
DE2218672A1 (de) 1973-10-25
JPS4920989A (de) 1974-02-23
GB1417775A (en) 1975-12-17
FR2181271A5 (de) 1973-11-30
DE2218672B2 (de) 1976-12-23

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