标准编号：ISO 8596:2017
中文名称：眼科光学 视力检查 标准和临床的光电类型及其表现
英文名称：Ophthalmic optics — Visual acuity testing — Standard and clinical optotypes and their presentation
发布日期：2017-11
标准范围
This document 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. This document is neither intended as a standard for clinical measurements nor for the certification of blindness or partial sight. Other optotypes used for clinical investigations are described in Annex A for information.
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