BS EN 169-2002 眼睛保护.焊接和有关工艺用的滤波镜.透射率要求和推荐使用方法

标准号：BS EN 169-2002
中文标准名称：眼睛保护.焊接和有关工艺用的滤波镜.透射率要求和推荐使用方法
英文标准名称：Personal eye-protection - Filters for welding and related techniques - Transmittance requirements and recommended use
标准类型：C73
发布日期：2002/11/26 12:00:00
实施日期：2002/11/26 12:00:00
中国标准分类号：C73
国际标准分类号：13.340.20
适用范围：This European Standard specifies the scale numbers and transmittance requirements for filters intended to protectoperators performing work involving welding, braze-welding, air-arc gouging and plasma jet cutting. It also includesrequirements for welding filters with dual scale numbers.The other applicable requirements for these types of filters are given in EN 166. The requirements for theframes/mountings to which they are intended to be fitted are given in EN 175.Guidance on the selection and use of these filters are given in Annex A.The specifications for welding filters with switchable luminous transmittance are given in EN 379.