For eye protection, there are actually two main aspects. First, attention needs to be paid to preventing direct or indirect damage to the eyes from the environment or from contact with objects. These factors include excessive light, polluting or damaging particles in the environment, rubbing the eyes during daily use, contact with other liquids and gas components that cause damage or infection to the eye surface, preventing these factors from coming into direct contact with the eyes and avoiding putting the eyes in this bad environmental condition is a kind of protection for the eyes. Second, for the protection of vision, that is, eye hygiene and eye habits. Need to pay attention to eye hygiene, maintain good eye habits, the main role of this is to prevent the formation of long-term eye fatigue, so as to prevent the occurrence and development of myopia, which is a way to protect vision, in this regard the main is to avoid prolonged and continuous close eye work, such as the use of cell phones, computers or reading books, such as eye work, the duration of not more than The most important thing in this regard is to avoid prolonged and continuous near-eye work, such as using mobile phones, computers or reading books, which should not last more than half an hour. In addition, when working with the eyes, you should also pay attention to the environment and light, do not work with the eyes in too strong or too weak light, which is very important for the protection of vision.