Can watching TV with the lights off be clear and save energy?

　　Can watching TV with the lights off be clear and save energy?

　　In fact, by doing so your vision is slowly being damaged.

　　In fact, when watching TV without ambient light, the contrast will be very high, and the picture will be single. Eye You can only stare at the picture, and the eyeballs cannot be adjusted for a long time, which will easily make your eyes tired. If this continues, it will affect your vision and even damage your eyes. healthy。

　　The correct method is to light a lamp with moderate brightness above the TV screen. While watching the TV screen, the human eye occasionally receives information about the environment. This increases the chance of the eyeballs turning and makes the eyes less likely to feel tired.