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The name of the product is portable glasses,there are some people of low myopic degree in life, who don't like to wear glasses ，or they don't often wear glasses, and sometimes they need to wear glasses to identify something.This product can be folded up in a purse or somewhere else for easier carrying,the lens itself is green, which is benefit for people's eyes. In this way can we correct the nearsightedness at low degree.
Dalian Minzu University
Dalian Nationalities University