China National Standards

China Glass blank ophthalmic GB Standards List

  •  China "Glass blank ophthalmic" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 14148-2011 Glass blank of ophthalmic lenses
    光学玻璃眼镜片毛坯    		 China National Standards
    Glass blank ophthalmic
    English PDF

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