FR876622A - Instrument intended for the objective determination of the convergence of the eye at the principal point - Google Patents

Instrument intended for the objective determination of the convergence of the eye at the principal point

Info

Publication number
FR876622A
FR876622A FR876622DA FR876622A FR 876622 A FR876622 A FR 876622A FR 876622D A FR876622D A FR 876622DA FR 876622 A FR876622 A FR 876622A
Authority
FR
France
Prior art keywords
convergence
eye
principal point
objective determination
instrument intended
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
Other languages
French (fr)
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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
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 Carl Zeiss AG filed Critical Carl Zeiss AG
Application granted granted Critical
Publication of FR876622A publication Critical patent/FR876622A/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
    • A61B3/103—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers, skiascopes

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)
FR876622D 1940-11-07 1941-11-06 Instrument intended for the objective determination of the convergence of the eye at the principal point Expired FR876622A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEZ26081D DE730433C (en) 1940-11-07 1940-11-07 Device for the objective determination of the main refractive power of the eye

Publications (1)

Publication Number Publication Date
FR876622A true FR876622A (en) 1942-11-11

Family

ID=7626499

Family Applications (1)

Application Number Title Priority Date Filing Date
FR876622D Expired FR876622A (en) 1940-11-07 1941-11-06 Instrument intended for the objective determination of the convergence of the eye at the principal point

Country Status (2)

Country Link
DE (1) DE730433C (en)
FR (1) FR876622A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE974472C (en) * 1954-09-03 1961-01-05 Zeiss Carl Fa Photographic retinal camera
DE1211815B (en) * 1962-10-02 1966-03-03 Nippon Kogaku Kk Ophthalmoscopic camera

Also Published As

Publication number Publication date
DE730433C (en) 1943-01-12

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