NEN EN ISO 8598-1:2011被替代
Optics And Optical Instruments - Focimeters - Part 1: General Purpose Instruments
出版：Nederlands Normalisatie Instituut
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基本信息
標準編號： NEN EN ISO 8598-1:2011
發(fā)布時間：2011/1/1 0:00:00
標準類別：Draft
出版單位：Nederlands Normalisatie Instituut
標準頁數(shù)：33
標準簡介
Defines requirements and test methods for general purpose focimeters designed for the measurement of vertex powers, cylinder axis, prismatic power and prism base setting at a specified point of a lens within the area defined by the size of the focimeter aperture. Pertains to instruments typically intended for use by the ophthalmic community, with the capability to demonstrate conformity of lens products with the International Standards existing for these lenses.
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