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1.67 MR-7 Blue Cut HMC Optical lenses
Anti-blue light lenses with a blocking rate of more than 20% according to the ISO standard are recommended for daily use of LED digital display devices such as televisions, computers, pads and mobile phones. The anti-blue light lens with the blocking rate of more than 40% according to the ISO standard is recommended to be worn by people who watch the screen for more than 8 hours a day. Because the anti-blue light glasses filter part of blue light, the picture will be yellow when viewing objects, it is recommended to wear two pairs of glasses, one pair of ordinary glasses for daily use, and one pair of anti-blue light glasses with a blocking rate of more than 40% for the use of LED display digital products such as computers. Flat (no degree) anti-blue light glasses are very popular among non-myopic users, specially for computer office wear, and gradually become a fashion.
