JPS542519B2 - - Google Patents

Info

Publication number
JPS542519B2
JPS542519B2 JP5168674A JP5168674A JPS542519B2 JP S542519 B2 JPS542519 B2 JP S542519B2 JP 5168674 A JP5168674 A JP 5168674A JP 5168674 A JP5168674 A JP 5168674A JP S542519 B2 JPS542519 B2 JP S542519B2
Authority
JP
Japan
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
JP5168674A
Other languages
Japanese (ja)
Other versions
JPS5015388A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS5015388A publication Critical patent/JPS5015388A/ja
Publication of JPS542519B2 publication Critical patent/JPS542519B2/ja
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
    • A61B3/103—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers, skiascopes

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)
JP5168674A 1973-05-09 1974-05-09 Expired JPS542519B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35870273A 1973-05-09 1973-05-09

Publications (2)

Publication Number Publication Date
JPS5015388A JPS5015388A (enrdf_load_stackoverflow) 1975-02-18
JPS542519B2 true JPS542519B2 (enrdf_load_stackoverflow) 1979-02-08

Family

ID=23410694

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5168674A Expired JPS542519B2 (enrdf_load_stackoverflow) 1973-05-09 1974-05-09

Country Status (4)

Country Link
JP (1) JPS542519B2 (enrdf_load_stackoverflow)
DE (1) DE2422491C2 (enrdf_load_stackoverflow)
FR (1) FR2228461B1 (enrdf_load_stackoverflow)
GB (1) GB1456061A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703723C3 (de) * 1977-01-29 1986-05-07 Fa. Carl Zeiss, 7920 Heidenheim Optisches System zur Beleuchtung des Augenhintergrundes und zur Abbildung von Testmarken auf demselben
US4180323A (en) * 1977-09-30 1979-12-25 American Optical Corporation Alignment system and ophthalmic instrument incorporating the same
JPS5542624A (en) * 1978-09-20 1980-03-26 Canon Kk Automatic eye refraction measuring system
JPS56813U (enrdf_load_stackoverflow) * 1979-06-18 1981-01-07
JPS565636A (en) * 1979-06-27 1981-01-21 Canon Kk Automatic eye refraction meter
JPS56161032A (en) * 1980-05-16 1981-12-11 Canon Kk Automatic eye refraction meter
FR2486795A1 (fr) * 1980-07-21 1982-01-22 France Etat Refractometre objectif assiste par microprocesseur

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524702A (en) * 1968-09-06 1970-08-18 John G Bellows Apparatus for objectively and automatically refracting the eye

Also Published As

Publication number Publication date
GB1456061A (en) 1976-11-17
DE2422491C2 (de) 1984-09-27
FR2228461A1 (enrdf_load_stackoverflow) 1974-12-06
DE2422491A1 (de) 1974-11-28
JPS5015388A (enrdf_load_stackoverflow) 1975-02-18
FR2228461B1 (enrdf_load_stackoverflow) 1978-01-13

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