ATE337724T1 - Optometrievorrichtung mit beugungsgitter - Google Patents

Optometrievorrichtung mit beugungsgitter

Info

Publication number
ATE337724T1
ATE337724T1 AT02090150T AT02090150T ATE337724T1 AT E337724 T1 ATE337724 T1 AT E337724T1 AT 02090150 T AT02090150 T AT 02090150T AT 02090150 T AT02090150 T AT 02090150T AT E337724 T1 ATE337724 T1 AT E337724T1
Authority
AT
Austria
Prior art keywords
optometry
griding
diffraction
optometry device
subjected
Prior art date
Application number
AT02090150T
Other languages
English (en)
Inventor
Yasufumi Fukuma
Yasuo Kato
Makoto Fujino
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
Application filed by Topcon Corp filed Critical Topcon Corp
Application granted granted Critical
Publication of ATE337724T1 publication Critical patent/ATE337724T1/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
    • A61B3/02—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
    • A61B3/032—Devices for presenting test symbols or characters, e.g. test chart projectors

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Lenses (AREA)
AT02090150T 2001-04-20 2002-04-22 Optometrievorrichtung mit beugungsgitter ATE337724T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001123245A JP2002315724A (ja) 2001-04-20 2001-04-20 検眼装置及びそれに用いる回折格子板

Publications (1)

Publication Number Publication Date
ATE337724T1 true ATE337724T1 (de) 2006-09-15

Family

ID=18972833

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02090150T ATE337724T1 (de) 2001-04-20 2002-04-22 Optometrievorrichtung mit beugungsgitter

Country Status (5)

Country Link
US (1) US6749303B2 (de)
EP (1) EP1250883B1 (de)
JP (1) JP2002315724A (de)
AT (1) ATE337724T1 (de)
DE (1) DE60214272D1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4494075B2 (ja) * 2004-04-16 2010-06-30 株式会社トプコン 検眼装置
CN1331437C (zh) * 2004-08-03 2007-08-15 温州医学院附属第二医院 显微定量角膜检查镜
JP4851176B2 (ja) * 2005-12-05 2012-01-11 株式会社トプコン 視標提示光学装置
JP5079347B2 (ja) * 2007-01-31 2012-11-21 株式会社ニデック 視標呈示装置
US8690332B2 (en) 2010-10-15 2014-04-08 Epico, Llc Binocular glare testing devices
FR3019459B1 (fr) 2014-04-08 2016-04-22 Essilor Int Lunettes de compensation visuelle et procede de refraction subjective d'un individu portant ces lunettes
US10548473B2 (en) 2015-06-23 2020-02-04 Essilor International Optometry measuring scale
FR3059537B1 (fr) 2016-12-07 2019-05-17 Essilor International Appareil et procede de mesure de refraction oculaire subjective de haute resolution en puissance optique spherique et/ou cylindrique
US10562190B1 (en) * 2018-11-12 2020-02-18 National Central University Tactile sensor applied to a humanoid robots
JP7476569B2 (ja) * 2019-03-01 2024-05-01 株式会社ニデック 自覚式検眼装置及び自覚式検眼プログラム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB865361A (en) 1957-06-12 1961-04-12 Wilhelmus Johannes Biessels Improvements in optical apparatus for testing the human eye
US3880502A (en) * 1972-06-15 1975-04-29 Humphrey Instruments Inc Ophthalmological apparatus and process having independent astigmatic and spherical inputs
US5619373A (en) * 1995-06-07 1997-04-08 Hasbro, Inc. Optical system for a head mounted display
JP3286133B2 (ja) * 1995-11-09 2002-05-27 シャープ株式会社 拡大用レンズとディスプレイ装置
JP3509377B2 (ja) * 1996-04-12 2004-03-22 株式会社ニコン 曲率測定装置
CA2214260C (en) 1997-08-29 2007-01-16 Eyelogic Inc. Method and device for testing eyes

Also Published As

Publication number Publication date
US20020167641A1 (en) 2002-11-14
DE60214272D1 (de) 2006-10-12
EP1250883B1 (de) 2006-08-30
EP1250883A3 (de) 2003-10-08
US6749303B2 (en) 2004-06-15
EP1250883A2 (de) 2002-10-23
JP2002315724A (ja) 2002-10-29

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Legal Events

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