
Ophthalmic optics – Visual acuity testing – Standard and clinical optotypes and their presentation (ISO 8596:2017); German version EN ISO 8596:2018
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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Ophthalmic optics – Visual acuity testing – Standard and clinical optotypes and their presentation (ISO 8596:2017); German version EN ISO 8596:2018
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频