FR2316907A1 - Appareil de mesure de l'adaptation de la vision d'un sujet a l'obscurite - Google Patents

Appareil de mesure de l'adaptation de la vision d'un sujet a l'obscurite

Info

Publication number
FR2316907A1
FR2316907A1 FR7521261A FR7521261A FR2316907A1 FR 2316907 A1 FR2316907 A1 FR 2316907A1 FR 7521261 A FR7521261 A FR 7521261A FR 7521261 A FR7521261 A FR 7521261A FR 2316907 A1 FR2316907 A1 FR 2316907A1
Authority
FR
France
Prior art keywords
mounting
measuring device
extraneous light
opaque mask
electroluminescent diode
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.)
Granted
Application number
FR7521261A
Other languages
English (en)
French (fr)
Other versions
FR2316907B3 (enExample
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7521261A priority Critical patent/FR2316907A1/fr
Publication of FR2316907A1 publication Critical patent/FR2316907A1/fr
Application granted granted Critical
Publication of FR2316907B3 publication Critical patent/FR2316907B3/fr
Granted 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
    • A61B3/06—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing light sensitivity, e.g. adaptation; for testing colour vision
    • A61B3/063—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing light sensitivity, e.g. adaptation; for testing colour vision for testing light sensitivity, i.e. adaptation

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)
FR7521261A 1975-07-07 1975-07-07 Appareil de mesure de l'adaptation de la vision d'un sujet a l'obscurite Granted FR2316907A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7521261A FR2316907A1 (fr) 1975-07-07 1975-07-07 Appareil de mesure de l'adaptation de la vision d'un sujet a l'obscurite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7521261A FR2316907A1 (fr) 1975-07-07 1975-07-07 Appareil de mesure de l'adaptation de la vision d'un sujet a l'obscurite

Publications (2)

Publication Number Publication Date
FR2316907A1 true FR2316907A1 (fr) 1977-02-04
FR2316907B3 FR2316907B3 (enExample) 1979-04-27

Family

ID=9157601

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7521261A Granted FR2316907A1 (fr) 1975-07-07 1975-07-07 Appareil de mesure de l'adaptation de la vision d'un sujet a l'obscurite

Country Status (1)

Country Link
FR (1) FR2316907A1 (enExample)

Also Published As

Publication number Publication date
FR2316907B3 (enExample) 1979-04-27

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Legal Events

Date Code Title Description
ST Notification of lapse