The order of folding the temples of glasses: generally, the left temple is folded first, and then the right temple is folded. In this order of folding temples, the glasses frame is not easy to deform. In addition, when taking off glasses or wearing glasses, you should also pay attention to taking off the glasses legs with both hands, so as to avoid the deformation of the glasses frame.

The deformation of glasses frame is not only unsightly, but also may affect vision because of the series connection of lenses. Therefore, attention should be paid to maintaining the glasses in daily use to avoid the deformation of the glasses frame. It is suggested that the glasses should be washed with water first, dried with paper towels, and then wiped with special glasses cloth. It is necessary to hold the edge wire of the mirror frame on one side of the wiping mirror and gently wipe the lens to avoid damaging the mirror frame or lens with excessive force. When you don't wear glasses, please wrap them in glasses cloth and put them in the glasses case. If temporarily placed, please put the convex surface of the glasses upward, otherwise it is easy to wear out the lenses. At the same time, glasses should avoid contact with insect repellent, toilet cleaning supplies, cosmetics, hair gel, medicines and other corrosive substances, and avoid long-term direct sunlight and high temperature (above 60℃), otherwise it will easily lead to deterioration, deterioration and discoloration of lenses and frames. Go to the specialty store regularly for plastic adjustment. The deformation of the mirror frame will burden the nose and ears, and the lens is easy to loosen. Please don't use glasses during strenuous exercise, so as not to break the lenses caused by strong impact and damage the eyes and face; Do not use worn lenses to prevent vision loss caused by scattered light; Please don't look directly at the sun or glare, so as not to hurt your eyes.