When playing computer or watching TV, it is better to turn on the light or turn off the light. Life and Health
Source: Internet
Author: User
Turn on the lights and turn off the lantern directly affect the background brightness when watching TV.
When watching TV, if you turn off all the lights, the background will be very dark, the small, bright fluorescent screen contrasts strongly with the background, and in a long time our eyes feel tired, just as we stare at the lights for a long time, and watching TV in the dark environment increases the consumption of untraceable letters a vitamins in the body.
If you watch TV, turn all the lights on in the house, in the bright background, the fluorescent screen appears gloomy, this will make the image contrast and gray level drop, the image becomes weak and the level is not clear, greatly affect the viewing effect, if the long-term view of this unclear picture, will also affect our eyesight.
So, when watching TV, turn off all the lights, all bright is not good, the best in the room to open a low wattage, light more soft small bulbs, have a better hood to adjust the background brightness of the interior, so that the eyes do not feel tired, receiving effect, but also reduce the body untraceable letters a vitamin consumption.
The placement of small wattage lamp should pay attention to the following two problems: the first is that the lamp does not appear in the eyes of people watching television, so as not to distract attention, resulting in unnecessary stimulation; second, the light is not directly to the screen, lest affect the image quality.
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