DE69502120T2 - Phasen-Kontrast-Haploskop mit Drehscheibe - Google Patents

Phasen-Kontrast-Haploskop mit Drehscheibe

Info

Publication number
DE69502120T2
DE69502120T2 DE69502120T DE69502120T DE69502120T2 DE 69502120 T2 DE69502120 T2 DE 69502120T2 DE 69502120 T DE69502120 T DE 69502120T DE 69502120 T DE69502120 T DE 69502120T DE 69502120 T2 DE69502120 T2 DE 69502120T2
Authority
DE
Germany
Prior art keywords
haploscope
turntable
phase contrast
contrast
phase
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
DE69502120T
Other languages
English (en)
Other versions
DE69502120D1 (de
Inventor
Shigekatsu Nakayama
Seiji Ishimaru
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.)
TAGAWA DENKI KENKYUSYO CO Ltd
Original Assignee
TAGAWA DENKI KENKYUSYO CO Ltd
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 JP6016072A external-priority patent/JP2547521B2/ja
Priority claimed from JP6238901A external-priority patent/JP2547526B2/ja
Application filed by TAGAWA DENKI KENKYUSYO CO Ltd filed Critical TAGAWA DENKI KENKYUSYO CO Ltd
Application granted granted Critical
Publication of DE69502120D1 publication Critical patent/DE69502120D1/de
Publication of DE69502120T2 publication Critical patent/DE69502120T2/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
    • A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
    • A61B3/08—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing binocular or stereoscopic vision, e.g. strabismus

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)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
DE69502120T 1994-02-10 1995-01-30 Phasen-Kontrast-Haploskop mit Drehscheibe Expired - Fee Related DE69502120T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6016072A JP2547521B2 (ja) 1994-02-10 1994-02-10 位相差ハプロスコープ用回転円盤
JP6238901A JP2547526B2 (ja) 1994-10-03 1994-10-03 位相差ハプロスコープ

Publications (2)

Publication Number Publication Date
DE69502120D1 DE69502120D1 (de) 1998-05-28
DE69502120T2 true DE69502120T2 (de) 1998-10-08

Family

ID=26352319

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69502120T Expired - Fee Related DE69502120T2 (de) 1994-02-10 1995-01-30 Phasen-Kontrast-Haploskop mit Drehscheibe

Country Status (4)

Country Link
US (1) US5619290A (de)
EP (1) EP0667116B1 (de)
CA (1) CA2141990C (de)
DE (1) DE69502120T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3750935B2 (ja) * 2002-03-26 2006-03-01 株式会社トプコン 眼科装置
CN102028555B (zh) * 2010-12-31 2012-07-04 中国科学院光电技术研究所 一种荧光牙齿检测仪
CN107432734B (zh) * 2017-08-07 2019-04-23 青岛市市立医院 一种新型眼科检查工具组合装置
CN109567737B (zh) * 2018-11-12 2021-05-21 王政乾 一种色盲检查器
CN109662684B (zh) * 2018-12-27 2021-04-30 永目堂股份有限公司 一种眼科色盲检测器
CN109700425B (zh) * 2018-12-27 2021-07-30 山东百鸣控股集团有限公司 一种色盲测试设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2882789A (en) * 1953-08-18 1959-04-21 Mathew R Wilson Dual retinoscope
DD146888A1 (de) * 1979-11-01 1981-03-11 Rolf Boerner Brillenbestimmungsgeraet
DE3111665A1 (de) * 1981-03-25 1982-10-14 Georg Dr.med. 7901 Oberkirchberg Eckert Polarisations-haploskop
JPS6092730A (ja) * 1983-10-26 1985-05-24 株式会社トプコン 眼位検査装置
DD226187A1 (de) * 1984-08-01 1985-08-21 Zeiss Jena Veb Carl Vorrichtung zur pruefung der sehschaerfe und des binokularsehens

Also Published As

Publication number Publication date
US5619290A (en) 1997-04-08
CA2141990A1 (en) 1995-08-11
CA2141990C (en) 1999-05-04
EP0667116B1 (de) 1998-04-22
EP0667116A1 (de) 1995-08-16
DE69502120D1 (de) 1998-05-28

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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