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1.56 Porgressive HMC optical lenses
Progressive lens is a multi-focal length lens, different from traditional reading glasses and bifocal reading glasses. Progressive lenses do not have the fatigue of eyeballs having to constantly adjust the focal length when using bifocal lengths, and there is no obvious line between the two focal lengths. demarcation line. It is comfortable to wear and has a beautiful appearance, and has gradually become the best choice for people with presbyopia.
