Aqua blue plate contact lenses\0 degree contact lenses\Myopia color contact lenses\Aqua blue plate contact lenses TONG REN HUI (CHONGQING)TECHNOLOGY CO.LTD It is a brand company focusing on the development, production and sales of contact lenses, and has held the product registration certificate in China for more than 20 years. Existing certificates (GMP certification, production license, medical device business license, 42% water blue sheet annual product registration certificate), the product is hema as the main material of hydrogel, refractive index 1.433-1.440, oxygen permeability coefficient (DK value) 10 Photometric range 0 contact lenses/Myopia contact lenses. Photometric range 0 contact lenses/ myopia contact lenses For the first time wearing contact lenses or colored contact lenses, friends will feel uncomfortable, one of the possible reasons is because of: corneal hypoxia. Under normal circumstances, our cornea needs to "breathe", the oxygen permeability of contact len…

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