JPH0316903U - - Google Patents

Info

Publication number
JPH0316903U
JPH0316903U JP7886889U JP7886889U JPH0316903U JP H0316903 U JPH0316903 U JP H0316903U JP 7886889 U JP7886889 U JP 7886889U JP 7886889 U JP7886889 U JP 7886889U JP H0316903 U JPH0316903 U JP H0316903U
Authority
JP
Japan
Prior art keywords
support rod
subjective optometry
distance indicator
short
subject
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.)
Pending
Application number
JP7886889U
Other languages
English (en)
Japanese (ja)
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
Priority to JP7886889U priority Critical patent/JPH0316903U/ja
Priority to DE19904021092 priority patent/DE4021092C2/de
Publication of JPH0316903U publication Critical patent/JPH0316903U/ja
Pending 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
    • A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
    • A61B3/028—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters

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)
JP7886889U 1989-07-04 1989-07-04 Pending JPH0316903U (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7886889U JPH0316903U (ko) 1989-07-04 1989-07-04
DE19904021092 DE4021092C2 (de) 1989-07-04 1990-07-03 Vorrichtung zur subjektiven Augenrefraktion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7886889U JPH0316903U (ko) 1989-07-04 1989-07-04

Publications (1)

Publication Number Publication Date
JPH0316903U true JPH0316903U (ko) 1991-02-20

Family

ID=13673802

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7886889U Pending JPH0316903U (ko) 1989-07-04 1989-07-04

Country Status (2)

Country Link
JP (1) JPH0316903U (ko)
DE (1) DE4021092C2 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1119041A (ja) * 1997-06-30 1999-01-26 Nidek Co Ltd 検眼装置
JP2017060896A (ja) * 2017-01-13 2017-03-30 株式会社トプコン 自覚式検眼装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3935838B2 (ja) * 2002-12-26 2007-06-27 株式会社ニデック 検眼装置
US20220000360A1 (en) * 2020-07-01 2022-01-06 Zaaf Science Group LLC Method and system for performing intelligent refractive errors diagnosis
US20220000359A1 (en) * 2020-07-01 2022-01-06 Zaaf Science Group LLC Automated refraction examination system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6317455A (ja) * 1986-07-09 1988-01-25 Fuji Photo Film Co Ltd 感光性平版印刷版の現像補充液補充方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR446969A (fr) * 1912-08-07 1912-12-19 George Adelmer Rogers Instruments d'optique pour oculistes
US1236777A (en) * 1912-09-05 1917-08-14 G W Shook Optical Company Optical instrument.
US1945940A (en) * 1932-01-04 1934-02-06 Aaron S Green Ophthalmological instrument
US2282494A (en) * 1940-05-03 1942-05-12 Potter Jack Arthur Illumination control for vision-test charts
US2441783A (en) * 1945-04-16 1948-05-18 Frank J Williams Optometrical testing device
US2923200A (en) * 1956-03-29 1960-02-02 American Optical Corp Eye testing instruments
DE1756901U (de) * 1957-09-18 1957-11-28 Optische Werk G Rodenstock Optometer.
FR1526420A (fr) * 1967-05-22 1968-05-24 Rodenstock Optik G Appareil binoculaire pour l'examen de la vue
US4496226A (en) * 1981-07-22 1985-01-29 Bausch & Lomb Incorporated ANDed motor control system for motorized ophthalmic instrument
JPS5937A (ja) * 1982-06-25 1984-01-05 ホ−ヤ株式会社 自覚式電動検眼機

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6317455A (ja) * 1986-07-09 1988-01-25 Fuji Photo Film Co Ltd 感光性平版印刷版の現像補充液補充方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1119041A (ja) * 1997-06-30 1999-01-26 Nidek Co Ltd 検眼装置
JP2017060896A (ja) * 2017-01-13 2017-03-30 株式会社トプコン 自覚式検眼装置

Also Published As

Publication number Publication date
DE4021092C2 (de) 1998-09-10
DE4021092A1 (de) 1991-01-17

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