Standard
ISO 8596:1994
[Superseded]Ophthalmic optics - Visual acuity testing - Standard optotype and its presentation
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.
Published: 10/02/1994
Pages: 4
Content history
Content history
[Superseded]
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