NL7314719A - - Google Patents

Info

Publication number
NL7314719A
NL7314719A NL7314719A NL7314719A NL7314719A NL 7314719 A NL7314719 A NL 7314719A NL 7314719 A NL7314719 A NL 7314719A NL 7314719 A NL7314719 A NL 7314719A NL 7314719 A NL7314719 A NL 7314719A
Authority
NL
Netherlands
Application number
NL7314719A
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 DE19722262886 external-priority patent/DE2262886C3/de
Application filed filed Critical
Publication of NL7314719A publication Critical patent/NL7314719A/xx

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)
NL7314719A 1972-12-22 1973-10-25 NL7314719A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722262886 DE2262886C3 (de) 1972-12-22 Selbsttätiges registrierendes Refraktometer

Publications (1)

Publication Number Publication Date
NL7314719A true NL7314719A (xx) 1974-06-25

Family

ID=5865189

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7314719A NL7314719A (xx) 1972-12-22 1973-10-25

Country Status (6)

Country Link
US (1) US3883233A (xx)
DD (1) DD109506A1 (xx)
FR (1) FR2211203B1 (xx)
GB (1) GB1444576A (xx)
IT (1) IT1000253B (xx)
NL (1) NL7314719A (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS525520A (en) * 1975-07-03 1977-01-17 Nippon Kogaku Kk <Nikon> Ophthalmo funduscopic camera
DE2654608C3 (de) * 1976-12-02 1979-06-21 Fa. Carl Zeiss, 7920 Heidenheim Refraktometer zur selbsttätigen objektiven Ermittlung des Refraktionszustandes eines Auges
US4277150A (en) * 1977-08-24 1981-07-07 Tokyo Kogaku Kikai Kabushiki Kaisha Eye refractmeter
US4293198A (en) * 1977-09-21 1981-10-06 Canon Kabushiki Kaisha Eye refractometer
US4190332A (en) * 1977-10-14 1980-02-26 Acuity Systems, Incorporated Method and apparatus for controlling visual refractive state of the eye
DE2817377C3 (de) * 1978-04-20 1980-11-13 Optische Werke G. Rodenstock, 8000 Muenchen Gerät zur automatischen objektiven Augenrefraktion
JPS5542624A (en) * 1978-09-20 1980-03-26 Canon Kk Automatic eye refraction measuring system
DE3118560C2 (de) * 1980-05-12 1987-05-07 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Meßeinrichtung zur Bestimmung von Augenbrechungsfehlern
US4943162A (en) * 1984-11-09 1990-07-24 Sims Clinton N Astigmatic self-refractor and method of use
US4820040A (en) * 1984-11-09 1989-04-11 Sims Clinton N Crossed cylinder lenses refractor and method of use
US4840479A (en) * 1984-11-09 1989-06-20 Sims Clinton N Crossed cylinder lenses refractor with three-lens variable crossed cylinder assembly and method of use
US5120124A (en) * 1984-11-09 1992-06-09 Sims Clinton N Devices for determining the crossed cylinder powers and axes for multiple lens sets
US5430508A (en) * 1984-11-09 1995-07-04 Sims; Clinton N. Refraction techniques using modified streak retinoscope assembly
US5500698A (en) * 1984-11-09 1996-03-19 Sims; Clinton N. Optical instruments such as retinoscopes which may incorporate multiple lens assemblies and methods of calibrating such instruments
US5285224A (en) * 1984-11-09 1994-02-08 Sims Clinton N Methods and apparatus for determining refractive error
US5585873A (en) * 1991-10-11 1996-12-17 Alcon Laboratories, Inc. Automated hand-held keratometer
US5331394A (en) * 1992-04-10 1994-07-19 Metaphase Corporation Automated lensometer
US5684561A (en) * 1992-05-26 1997-11-04 Daphne Eye Technologies Device and method for evaluation of refraction of the eye
US5617157A (en) * 1994-06-15 1997-04-01 Metaphase Ophthalmic Corp. Computer controlled subjective refractor
US5870185A (en) * 1996-10-21 1999-02-09 C.F.C. Technology, Inc. Apparatus and method for fluid analysis
US7370964B2 (en) * 2001-07-27 2008-05-13 Tracey Technologies, Llc Measuring refractive characteristics of human eyes
US20030210378A1 (en) * 2002-01-17 2003-11-13 Riza Nabeel Agha Optoelectronic eye examination system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB430836A (en) * 1934-01-29 1935-06-26 Richard Edmund Reason Improvements in apparatus for the determination of the refraction of the eye
US3524702A (en) * 1968-09-06 1970-08-18 John G Bellows Apparatus for objectively and automatically refracting the eye
DE1955859C3 (de) * 1969-11-06 1982-04-08 Fa. Carl Zeiss, 7920 Heidenheim Vorrichtung zur Ermittlung des Refraktionszustandes eines Auges
US3819256A (en) * 1972-08-11 1974-06-25 H Borough Apparatus for refracting the eye

Also Published As

Publication number Publication date
GB1444576A (en) 1976-08-04
IT1000253B (it) 1976-03-30
DE2262886A1 (de) 1974-07-04
DE2262886B2 (de) 1977-06-02
DD109506A1 (xx) 1974-11-12
US3883233A (en) 1975-05-13
FR2211203A1 (xx) 1974-07-19
FR2211203B1 (xx) 1978-04-21

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Legal Events

Date Code Title Description
BV The patent application has lapsed