Insun 1.56 resin photochromic lenses, specially manufactured with super-central-folding monomer and photochromic materials imported from abroad, belong to the thin and light super-central-folding photochromic lenses and are appropriate for spectacles frame of various types.
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Insun 1.56 resin photochromic lenses, specially manufactured with super-central-folding monomer and photochromic materials imported from abroad, belong to the thin and light super-central-folding photochromic lenses and are appropriate for spectacles frame of various types.