Traditional Culture Encyclopedia - Weather inquiry - Can cosmetic contact lenses melt in the eyes when the weather is hot?
Can cosmetic contact lenses melt in the eyes when the weather is hot?
Hello, no.
Contact lenses themselves are water-containing substances, how can they melt! At present, there are two kinds of contact lenses on the market, one is hydrogel and the other is silicone hydrogel.
The last process of contact lens production is "high temperature and high pressure". This process is to keep the contact lens at 126 degrees Celsius for more than 15 minutes to ensure the high temperature resistance of the contact lens. Contact lenses will not melt at high temperatures of 13 1 to 150 degrees Celsius. This means that human skin can withstand temperature, so can contact lenses.
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