China National Standards

China lenses—Fundamental GB Standards List

  •  China "lenses—Fundamental" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 38005-2019 Spectacle lenses—Fundamental requirements for uncut finished lenses
    眼镜镜片 未割边镜片的基本要求    		 China National Standards
    lenses—Fundamental
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