The best distance to watch TV

The closer a person is to the TV, the greater the stimulation, and the easier it is to cause eye fatigue. Therefore, the placement of TV sets should be based on the physiological requirements of the eyes.

optimum distance

The best position is that people are 2.5 ~ 8 meters away from the TV, and the height is slightly lower than the horizon of the eyes.

Viewing distance

The best distance to watch TV should be 5-7 times the height of the TV screen.

Different viewing distances

The viewing distance of 20-inch (5 1 cm) color TV should be 3. 1 m, 2 1 inch (54cm) color TV should be 3.4m, 25-inch (64cm) color TV should be 3.8m, and 29-inch (74cm) color TV should be 4.5.

Indoor brightness

When watching TV, keep a certain brightness indoors. In other words, the contrast between the brightness of the TV and the brightness around the room should not be too big, otherwise it will easily cause eye fatigue and promote the formation and development of myopia.

Keep low lamp

Put a low-level lamp indoors, the brightness should be appropriate, and you can see the handwriting on the book clearly.