As the weather gets hotter and hotter, the sun gets stronger and stronger. People in the streets all wear sunglasses. So, do you know why so many people like to wear sunglasses? What are the characteristics of sunglasses? Xiangqi takes you to find out.

Once diagnosed with myopia, it must be corrected in time. It can be treated by wearing glasses or by surgery. Both can achieve the corrective effect. The specific choice depends on the actual situation of the patient. Can not choose blindly, so as not to affect the recovery of vision. In most cases,......

1. oval face Not optional: Try not to choose too large and angular frames. Wear long frame glasses with thick frame body, so that your face and forehead are relatively large, increasing the sharp edge of the face; Wearing glasses with a square frame will elongate the face

an important part of personal protective equipment, which can be divided into ordinary safety glasses and special safety glasses according to their functions.

(1) Natural materials Generally speaking, the main component of crystal lens and crystal is silicon dioxide, which is divided into two types: colorless and brown. The high price of crystal lenses is mainly due to the scarcity of materials.

(1) Zhejiang Xiangqi International Trading Co.,LTD. provides you with high-quality The Newest Lightweight Flower Pattern Design Women Reading Glasses products! 1. Is it harmful to myopia without glasses? Not wearing glasses for myopia is just like not getting an injection or taking medicine if y......