Bro most lens got uv now. Now technology zai liao haha. Crizal is front and back. Other lenses all is front uv blocking. Is ok one. I think u just decide on which brand of blue control. Uv dun need to worry too much.what about i also want the glasses to help protect my eyes from UV too? should pick prevencia
For-kel bro, knowledge only la. I wear spec my whole life hahahah.
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