How can I know whether my sunglass is anti-UV ?

Alpena glasses · #1 (**permalink**) 08-14-2009, 01:03 AM

Someone told me that not only all sunglasses are anti-UV,what`s worse some fake sunglasses has no function of UV resistant ,even though there marked anti-UV on the lable.How can we identify the anti-UV sunglasses ?

Altus glasses · #2 (**permalink**) 08-15-2009, 01:53 AM

Quote:

Originally Posted by Alpena glasses

Someone told me that not only all sunglasses are anti-UV,what`s worse some fake sunglasses has no function of UV resistant ,even though there marked anti-UV on the lable.How can we identify the anti-UV sunglasses ?

Before you buy sunglasses,you should check the instruction first,make sure whether it`s anti-UV,second,is there a anti-fake watermark .