We know we wear prescription glass is for get clearly looking of things around us. But recently, there is a kind of computer glasses. It is said this kind of glasses are special design for who work all day along in front of computer.
Today, as computer has entering our life, we need it for work, learn even entertainment. A lot of people use computer every day. They usually need stare at computer which my cause the strains of their eyes which can do harm for them for long time. It could easily cause your suffer nearsighted or far sighted to be pretend as poor vision.