SE391871B - Anordning for kontroll av synskerpa - Google Patents

Anordning for kontroll av synskerpa

Info

Publication number
SE391871B
SE391871B SE7415598A SE7415598A SE391871B SE 391871 B SE391871 B SE 391871B SE 7415598 A SE7415598 A SE 7415598A SE 7415598 A SE7415598 A SE 7415598A SE 391871 B SE391871 B SE 391871B
Authority
SE
Sweden
Prior art keywords
visibility
control
Prior art date
Application number
SE7415598A
Other languages
English (en)
Other versions
SE7415598L (sv
Inventor
C B E Lindell
Original Assignee
C B E Lindell
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 C B E Lindell filed Critical C B E Lindell
Priority to SE7415598A priority Critical patent/SE391871B/sv
Publication of SE7415598L publication Critical patent/SE7415598L/sv
Publication of SE391871B publication Critical patent/SE391871B/sv

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
    • 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)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
SE7415598A 1974-12-12 1974-12-12 Anordning for kontroll av synskerpa SE391871B (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE7415598A SE391871B (sv) 1974-12-12 1974-12-12 Anordning for kontroll av synskerpa

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7415598A SE391871B (sv) 1974-12-12 1974-12-12 Anordning for kontroll av synskerpa

Publications (2)

Publication Number Publication Date
SE7415598L SE7415598L (sv) 1976-06-14
SE391871B true SE391871B (sv) 1977-03-07

Family

ID=20322985

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7415598A SE391871B (sv) 1974-12-12 1974-12-12 Anordning for kontroll av synskerpa

Country Status (1)

Country Link
SE (1) SE391871B (sv)

Also Published As

Publication number Publication date
SE7415598L (sv) 1976-06-14

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