DE3689757D1 - Gerät zur Messung der Brechkraft der Augen. - Google Patents

Gerät zur Messung der Brechkraft der Augen.

Info

Publication number
DE3689757D1
DE3689757D1 DE86400116T DE3689757T DE3689757D1 DE 3689757 D1 DE3689757 D1 DE 3689757D1 DE 86400116 T DE86400116 T DE 86400116T DE 3689757 T DE3689757 T DE 3689757T DE 3689757 D1 DE3689757 D1 DE 3689757D1
Authority
DE
Germany
Prior art keywords
eyes
measuring
refractive power
refractive
power
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 - Fee Related
Application number
DE86400116T
Other languages
English (en)
Other versions
DE3689757T2 (de
Inventor
Yasuo Kato
Kiwami Horiguchi
Shinji Wada
Ikuo Kitao
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.)
Topcon Corp
Original Assignee
Topcon 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
Priority claimed from JP60010371A external-priority patent/JPS61168330A/ja
Priority claimed from JP60136515A external-priority patent/JPS61293426A/ja
Application filed by Topcon Corp filed Critical Topcon Corp
Application granted granted Critical
Publication of DE3689757D1 publication Critical patent/DE3689757D1/de
Publication of DE3689757T2 publication Critical patent/DE3689757T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
DE3689757T 1985-01-22 1986-01-21 Gerät zur Messung der Brechkraft der Augen. Expired - Fee Related DE3689757T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60010371A JPS61168330A (ja) 1985-01-22 1985-01-22 自動眼屈折力測定装置
JP60136515A JPS61293426A (ja) 1985-06-22 1985-06-22 自動眼屈折力測定装置

Publications (2)

Publication Number Publication Date
DE3689757D1 true DE3689757D1 (de) 1994-05-11
DE3689757T2 DE3689757T2 (de) 1994-11-03

Family

ID=26345625

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3689757T Expired - Fee Related DE3689757T2 (de) 1985-01-22 1986-01-21 Gerät zur Messung der Brechkraft der Augen.

Country Status (3)

Country Link
US (1) US4848895A (de)
EP (1) EP0189350B1 (de)
DE (1) DE3689757T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2761726B2 (ja) * 1988-03-11 1998-06-04 旭光学工業株式会社 内視鏡の接眼装置
EP0349228B1 (de) * 1988-06-27 1995-03-01 Ryusyo Industrial Co., Ltd. Messgerät für die Brechkraft des Auges
US5071245A (en) * 1988-12-06 1991-12-10 Kabushiki Kaisha Topcon Ocular refracting power measuring system
JP3001246B2 (ja) * 1990-09-29 2000-01-24 株式会社トプコン 眼屈折力測定装置
JP3219534B2 (ja) * 1993-04-16 2001-10-15 キヤノン株式会社 光学装置
US5617157A (en) * 1994-06-15 1997-04-01 Metaphase Ophthalmic Corp. Computer controlled subjective refractor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277150A (en) * 1977-08-24 1981-07-07 Tokyo Kogaku Kikai Kabushiki Kaisha Eye refractmeter
US4162828A (en) * 1977-09-30 1979-07-31 Trachtman Joseph N Apparatus and methods for directly measuring the refraction of the eye
JPS5542624A (en) * 1978-09-20 1980-03-26 Canon Kk Automatic eye refraction measuring system
JPS5566347A (en) * 1978-11-13 1980-05-19 Tokyo Optical Infrared ray refractometer
JPS5631732A (en) * 1979-08-24 1981-03-31 Canon Kk Automatic focus adjusting camera
US4591247A (en) * 1981-06-03 1986-05-27 Tokyo Kogaku Kikai Kabushiki Kaisha Eye refractometer
JPS59183727A (ja) * 1983-04-02 1984-10-18 株式会社トプコン 眼科器械の合焦検出装置
JPS60145119A (ja) * 1983-12-30 1985-07-31 キヤノン株式会社 眼屈折力測定装置
JPS6185919A (ja) * 1984-10-02 1986-05-01 株式会社トプコン 眼検査装置

Also Published As

Publication number Publication date
DE3689757T2 (de) 1994-11-03
EP0189350A3 (en) 1988-05-11
EP0189350A2 (de) 1986-07-30
EP0189350B1 (de) 1994-04-06
US4848895A (en) 1989-07-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee