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GB2177813B - Keratometer - Google Patents

Keratometer

Info

Publication number
GB2177813B
GB2177813B GB08616619A GB8616619A GB2177813B GB 2177813 B GB2177813 B GB 2177813B GB 08616619 A GB08616619 A GB 08616619A GB 8616619 A GB8616619 A GB 8616619A GB 2177813 B GB2177813 B GB 2177813B
Authority
GB
United Kingdom
Prior art keywords
keratometer
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
Application number
GB08616619A
Other versions
GB8616619D0 (en
GB2177813A (en
Inventor
David Llewellyn Lewis
John Peter Mcnaughton
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
Publication of GB8616619D0 publication Critical patent/GB8616619D0/en
Publication of GB2177813A publication Critical patent/GB2177813A/en
Application granted granted Critical
Publication of GB2177813B publication Critical patent/GB2177813B/en
Expired 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
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/107—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining the shape or measuring the curvature of the cornea

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)
GB08616619A 1985-07-12 1986-07-08 Keratometer Expired GB2177813B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858517595A GB8517595D0 (en) 1985-07-12 1985-07-12 Keratometer

Publications (3)

Publication Number Publication Date
GB8616619D0 GB8616619D0 (en) 1986-08-13
GB2177813A GB2177813A (en) 1987-01-28
GB2177813B true GB2177813B (en) 1988-12-21

Family

ID=10582168

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858517595A Pending GB8517595D0 (en) 1985-07-12 1985-07-12 Keratometer
GB08616619A Expired GB2177813B (en) 1985-07-12 1986-07-08 Keratometer

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858517595A Pending GB8517595D0 (en) 1985-07-12 1985-07-12 Keratometer

Country Status (1)

Country Link
GB (2) GB8517595D0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5790233A (en) * 1995-01-16 1998-08-04 Haag-Streit Ag Device for keratometric measurements
WO1998003113A1 (en) * 1996-07-17 1998-01-29 Haag-Streit Ag Keratometric device
DE19726291A1 (en) 1996-09-07 1998-12-24 Zeiss Carl Jena Gmbh Keratometric arrangement
DE19851176B4 (en) * 1998-11-06 2010-10-14 Carl Zeiss Meditec Ag Arrangement for determining radii of curvature
JP3703429B2 (en) * 2001-12-07 2005-10-05 株式会社ニデック Corneal shape measuring device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2614273C3 (en) * 1976-04-02 1979-02-15 Fa. Carl Zeiss, 7920 Heidenheim Combination device for eye examination
DE3000995C2 (en) * 1980-01-12 1982-06-16 Fa. Carl Zeiss, 7920 Heidenheim Distance-independent, high-accuracy ophthalmometer

Also Published As

Publication number Publication date
GB8616619D0 (en) 1986-08-13
GB8517595D0 (en) 1985-08-21
GB2177813A (en) 1987-01-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee