GB0308381D0 - Visual acuity testing - Google Patents

Visual acuity testing

Info

Publication number
GB0308381D0
GB0308381D0 GBGB0308381.3A GB0308381A GB0308381D0 GB 0308381 D0 GB0308381 D0 GB 0308381D0 GB 0308381 A GB0308381 A GB 0308381A GB 0308381 D0 GB0308381 D0 GB 0308381D0
Authority
GB
United Kingdom
Prior art keywords
visual acuity
acuity testing
testing
visual
acuity
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.)
Ceased
Application number
GBGB0308381.3A
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.)
Clement Clarke International Ltd
Original Assignee
Clement Clarke International 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
Application filed by Clement Clarke International Ltd filed Critical Clement Clarke International Ltd
Priority to GBGB0308381.3A priority Critical patent/GB0308381D0/en
Publication of GB0308381D0 publication Critical patent/GB0308381D0/en
Priority to PCT/GB2004/001581 priority patent/WO2004089199A1/en
Ceased 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
    • A61B3/028—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)
  • 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)
GBGB0308381.3A 2003-04-10 2003-04-10 Visual acuity testing Ceased GB0308381D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB0308381.3A GB0308381D0 (en) 2003-04-10 2003-04-10 Visual acuity testing
PCT/GB2004/001581 WO2004089199A1 (en) 2003-04-10 2004-04-08 Visual acuity testing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0308381.3A GB0308381D0 (en) 2003-04-10 2003-04-10 Visual acuity testing

Publications (1)

Publication Number Publication Date
GB0308381D0 true GB0308381D0 (en) 2003-05-21

Family

ID=9956616

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0308381.3A Ceased GB0308381D0 (en) 2003-04-10 2003-04-10 Visual acuity testing

Country Status (2)

Country Link
GB (1) GB0308381D0 (en)
WO (1) WO2004089199A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3586722B1 (en) * 2005-11-15 2020-07-15 Carl Zeiss Vision Australia Holdings Ltd. Vision testing system and method
US8888288B2 (en) 2011-02-23 2014-11-18 Nikoo Iravani Method and system for self-administering a visual examination using a mobile computing device
IL226678A (en) * 2013-05-30 2016-07-31 Boris Plotkin Method for measuring visual acuity

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9226015D0 (en) * 1992-12-14 1993-02-10 Inst Of Ophthalmology Visual acuity testing
US5880814A (en) * 1996-10-30 1999-03-09 Mentor Corporation Visual acuity tester with improved test character generation
CA2214260C (en) * 1997-08-29 2007-01-16 Eyelogic Inc. Method and device for testing eyes
IT1313720B1 (en) * 1999-09-24 2002-09-17 San Raffaele Centro Fond VISUAL PERFORMANCE MEASUREMENT APPARATUS

Also Published As

Publication number Publication date
WO2004089199A1 (en) 2004-10-21

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)