The potion also has a service life. After unpacking Gradient Tint Prescription Lenses, the potion can be used up or discarded within 3 months to avoid deterioration. After the physiological salt water is unpacked, because it does not contain preservatives, the service life should not exceed 1 month.
Before wearing contact Eyeglasses Transition Lenses, flush the physiological salt water first, because most contact Glasses Lens Index potions are chemical agents, which are easy to cause irritation when worn directly on the eyes. It is better to wash them with physiological salt water before wearing them.
Contact Transition Mirror Lenses can not be soaked in liquid medicine for a long time. If soaked for a long time, the liquid medicine will lose its disinfection ability and return to ordinary water, but become a hotbed for breeding bacteria. Usually, a new soaking solution should be replaced after 2 days. Some potions can be sealed for one week, depending on the composition of the potion itself. Be sure to disinfect and clean again before wearing.
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