GB1244662A - Ophthalmometers - Google Patents

Ophthalmometers

Info

Publication number
GB1244662A
GB1244662A GB5469868A GB5469868A GB1244662A GB 1244662 A GB1244662 A GB 1244662A GB 5469868 A GB5469868 A GB 5469868A GB 5469868 A GB5469868 A GB 5469868A GB 1244662 A GB1244662 A GB 1244662A
Authority
GB
United Kingdom
Prior art keywords
image
additional
rodenstock
nov
parent specification
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
GB5469868A
Other languages
English (en)
Inventor
Karl-Heinz Wilms
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.)
Optische Werke G Rodenstock
Original Assignee
Optische Werke G Rodenstock
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 DE19671572786 external-priority patent/DE1572786C3/de
Application filed by Optische Werke G Rodenstock filed Critical Optische Werke G Rodenstock
Publication of GB1244662A publication Critical patent/GB1244662A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/255—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures for measuring radius of curvature
    • 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)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
GB5469868A 1967-11-16 1968-11-18 Ophthalmometers Expired GB1244662A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671572786 DE1572786C3 (de) 1967-11-16 1967-11-16 Ophthalmometer

Publications (1)

Publication Number Publication Date
GB1244662A true GB1244662A (en) 1971-09-02

Family

ID=5678514

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5469868A Expired GB1244662A (en) 1967-11-16 1968-11-18 Ophthalmometers

Country Status (2)

Country Link
FR (1) FR1597608A (enrdf_load_stackoverflow)
GB (1) GB1244662A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478332A1 (fr) * 1980-03-12 1981-09-18 Cattelani Claude Objectif a focale variable et systeme optique equipe de tels objectifs pour la realisation d'effets speciaux sur des films
CS218762B1 (en) * 1980-06-17 1983-02-25 Otto Wichterle Method and device for measuring the eye shape

Also Published As

Publication number Publication date
FR1597608A (enrdf_load_stackoverflow) 1970-06-29

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