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| All products following the national standard:GB
10810¡ª1996£¬industry standard QB2506-2001,registered
FDA number and got CE certificate£® |
| Zone A£º |
The Visual Center Zone£¬Based on The
Optical Center For Classical Lens£®For Decentred
Lens£®
The Zone A Based on The Middle-point of The Optical
Center And TheGeometrical Center,
Size£º30mm |
| Zone B£º |
The Area Between Zone A And Zone C |
| Zone C£º |
Area Within 5mm From The Edge of Lens£¬It Will
Be Va rnished After Edging |
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Pass Australia Standard |
Pass U.S.A Standard |
Pass European Standard |
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