How to protect our eyes when studying and working

How to protect our eyes when studying and working，Doctor Reminder:

To achieve "123" of eye care and eye care, pay attention to the small details in daily life .
"1" refers to optometry and eye examination every six months. Timely examination can detect eye problems early, and at the same time establish a refractive development file including vision, optometry, axial fundus, etc. to monitor the occurrence and development trend of myopia and then intervene early. , early control.
"2" refers to outdoor activities under natural light for 2 hours a day, and the time for watching videos at the same time is controlled within 20 minutes each time (adjusted according to age as appropriate).
"3" means to pay attention to three "ones" in reading and writing posture: one punch between chest and table, one foot between eyes and book, one inch between fingers holding the pen and the tip of the pen, and three "20s" when using eyes at close range, Read and write at close range for 20 minutes, and look at distant objects above 20 feet (6 meters) for at least 20 seconds.