Doctor of Medical Sciences, ophthalmologist Sergei Khomyakov told how not to spoil your eyesight while working for
Khomyakov noted that Russians, on average, spendon the computer six to seven hours a day. To mitigate the damage, you need to place the monitor screen directly in front of you. You should check that the top edge of the screen is level with your line of sight. The distance from the eyes to the monitor should be about 50-60 centimeters.
If we are talking about a laptop or tablet with a screen diagonal of 10-12 inches, then the distance can be equal to the length from the elbow to the thumb. This is an average of 40-45 centimeters.
In addition, it should be properly organizedlighting in the room. It is necessary to choose light sources with a more natural radiation, the lamps should have zero ripple. The luminous flux that a 60-watt incandescent lamp emits is sufficient.
Source: RIA Novosti