Standard Number: YY 0477-2016(YY0477-2016)
Chinese:角膜塑形用硬性透气接触镜
English:Rigid gas permeable contact lenses for orthokeratology
Effective Date:2018-01-01
ICS:11.040.70
Standard Applicability:This standard applies to the temporary correction of refractive error by temporarily changing the corneal morphology to achieve the purpose of keratoplasty lenses. This standard specifies the terminology, classification, technical requirements, test methods, inspection rules, labeling, marking and packaging of accompanying information for rigid gas permeable contact lenses for corneal reshaping. This standard replaces YY 0477-2004 “rigid gas permeable contact lenses for corneal reshaping”.
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