GB 27995.1-2011 Semi-finished spectacle lens blanks – Part 1: Specifications for single-vision and multifocal lens blanks

Standard Number: GB 27995.1-2011
Chinese:半成品眼镜片毛坯 第1部分：单光和多焦点眼镜片毛坯规范
English:Semi-finished spectacle lens blanks – Part 1: Specifications for single-vision and multifocal lens blanks

Effective Date:2012-12-01
Regulatory Authority:Ministry of Industry and Information Technology (MIIT)
Issuing Regulatory Authority:General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China, Standardization Administration of the People’s Republic of China

Adheres to international standards:Y
PDF Downloadable:Y

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