AT356417B - Anordnung zum ausrichten einer optischen achse auf einen zielpunkt - Google Patents

Anordnung zum ausrichten einer optischen achse auf einen zielpunkt

Info

Publication number
AT356417B
AT356417B AT633378A AT633378A AT356417B AT 356417 B AT356417 B AT 356417B AT 633378 A AT633378 A AT 633378A AT 633378 A AT633378 A AT 633378A AT 356417 B AT356417 B AT 356417B
Authority
AT
Austria
Prior art keywords
aligning
arrangement
optical axis
target point
target
Prior art date
Application number
AT633378A
Other languages
English (en)
Other versions
ATA633378A (de
Original Assignee
American Optical 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
Application filed by American Optical Corp filed Critical American Optical Corp
Publication of ATA633378A publication Critical patent/ATA633378A/de
Application granted granted Critical
Publication of AT356417B publication Critical patent/AT356417B/de

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
    • A61B3/14—Arrangements specially adapted for eye photography
    • A61B3/15—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing
    • A61B3/152—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing for aligning

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)
  • Lenses (AREA)
  • Telescopes (AREA)
AT633378A 1977-09-30 1978-08-31 Anordnung zum ausrichten einer optischen achse auf einen zielpunkt AT356417B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/838,177 US4180323A (en) 1977-09-30 1977-09-30 Alignment system and ophthalmic instrument incorporating the same

Publications (2)

Publication Number Publication Date
ATA633378A ATA633378A (de) 1979-09-15
AT356417B true AT356417B (de) 1980-04-25

Family

ID=25276474

Family Applications (1)

Application Number Title Priority Date Filing Date
AT633378A AT356417B (de) 1977-09-30 1978-08-31 Anordnung zum ausrichten einer optischen achse auf einen zielpunkt

Country Status (10)

Country Link
US (1) US4180323A (de)
JP (1) JPS5454491A (de)
AT (1) AT356417B (de)
AU (1) AU516381B2 (de)
CA (1) CA1093362A (de)
CH (1) CH636708A5 (de)
DE (1) DE2829950A1 (de)
FR (1) FR2404867A1 (de)
GB (1) GB2007386B (de)
HK (1) HK17485A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4179196A (en) * 1977-09-30 1979-12-18 American Optical Corporation Compact subjective refractive instrument
US4820040A (en) * 1984-11-09 1989-04-11 Sims Clinton N Crossed cylinder lenses refractor and method of use
US4943162A (en) * 1984-11-09 1990-07-24 Sims Clinton N Astigmatic self-refractor and method of use
US5285224A (en) * 1984-11-09 1994-02-08 Sims Clinton N Methods and apparatus for determining refractive error
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
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
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
US4844607A (en) * 1985-10-29 1989-07-04 Stereo Optical Company, Inc. Vision tester with color corrected illuminating system
JPH0624509B2 (ja) * 1986-09-24 1994-04-06 株式会社トプコン 眼科器械の作動距離整準用光学系
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
US5617157A (en) * 1994-06-15 1997-04-01 Metaphase Ophthalmic Corp. Computer controlled subjective refractor
US5953101A (en) * 1995-01-12 1999-09-14 Wound Healing Of Oklahoma Vision collimator
US5648844A (en) * 1995-11-20 1997-07-15 Midland Manufacturing Corp. Laser liquid level gauge with diffuser
WO2005077259A1 (en) * 2004-02-04 2005-08-25 The Johns Hopkins University Method and apparatus for three-dimensional video-oculography
CN113367655B (zh) * 2021-06-09 2022-06-10 赣南医学院第一附属医院 一种基于裂隙灯平台的眼科多功能眼前段成像装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US881127A (en) * 1907-07-16 1908-03-10 Optische Anstalt Goerz Ag Instrument for optically measuring distances.
US3871772A (en) * 1973-04-23 1975-03-18 Tropel Eye examining instrument aligning means and method therefor
FR2228461B1 (de) * 1973-05-09 1978-01-13 Tropel
US3904280A (en) * 1973-12-28 1975-09-09 Clegg Jr Giles C Method and apparatus for determining the distance between the surface of an eye and a reference point
DE2654608C3 (de) * 1976-12-02 1979-06-21 Fa. Carl Zeiss, 7920 Heidenheim Refraktometer zur selbsttätigen objektiven Ermittlung des Refraktionszustandes eines Auges
US4179196A (en) * 1977-09-30 1979-12-18 American Optical Corporation Compact subjective refractive instrument

Also Published As

Publication number Publication date
FR2404867B1 (de) 1982-07-09
FR2404867A1 (fr) 1979-04-27
GB2007386A (en) 1979-05-16
AU516381B2 (en) 1981-05-28
JPS5454491A (en) 1979-04-28
CH636708A5 (de) 1983-06-15
DE2829950A1 (de) 1979-04-12
US4180323A (en) 1979-12-25
ATA633378A (de) 1979-09-15
HK17485A (en) 1985-03-22
CA1093362A (en) 1981-01-13
AU3795478A (en) 1980-01-17
GB2007386B (en) 1982-03-31

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee