
Ophthalmic optics - Visual acuity testing - Standard and clinical optotypes and their presentation (ISO 8596:2017)
出版:Standardiserings-Kommissionen I Sverige

专家解读视频
ISO 8596:2017 specifies a range of Landolt ring optotypes and describes a method for measuring distance visual acuity under photopic conditions for the purposes of certification or licensing.
ISO 8596 : 2017 - Identical
EN ISO 8596 : 2018 - Identical
EN ISO 8596 : 2018 - Identical
ISO 8596 : 2017 - Identical