Abstract

ISO 8596:2009 specifies a range of Landolt ring optotypes and describes a method for measuring distance visual acuity under daylight conditions for the purposes of certification or licensing.

It is neither intended as a standard for clinical measurements nor for the certification of blindness or partial sight.


General information 

  • Status
     : Withdrawn
    Publication date
     : 2009-07
  • Edition
     : 2
    Number of pages
     : 5
  • Technical Committee
     : ISO/TC 172/SC 7 Ophthalmic optics and instruments
  • ICS
     :
    11.040.70 Ophthalmic equipment

Life cycle

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