How bright the computer screen is for the eyes and skin

The screen should not be too bright, and the color should be green.

The brightness of the computer screen should be adjusted according to the material of the computer screen, the best brightness of the LCD screen is about 70 80, the contrast ratio is 45, the best brightness of the CRT display is about 60 70, the contrast ratio is 55, the specific value should be set according to your own feelings, different brands, models of displays, the brightness will also be different, as long as the brightness is adjusted to not dazzling.

And the brightness of the screen should also be adjusted according to the different environments, if the environment is very dark, you need to turn down the brightness, if the ambient brightness is very high, you even need to adjust the brightness to 100%, you can also change the computer desktop wallpaper to relieve eye strain.

How to adjust the brightness of the computer screen: Use win+r shortcut keys to open the running window, and then enter: control, press enter to open the control only bridge panel, you can also open the control panel through the start menu, and then select hardware and sound, select the battery option, you can adjust the screen brightness, you can also personalize in the lower left corner of the current page, switch the wallpaper of the page.

The excessive pursuit of brightness not only increases the power consumption of the device, but also makes it easier to cause eye fatigue, which is not conducive to the protection of the eyes, and even harms the health of the eyes, resulting in eye fatigue, myopia, astigmatism, cataracts, etc., which is also a kind of light pollution.

The darker the computer screen, the better it is for the eyes, and the light is not dazzling. You can choose the darkest level you can tolerate.

The computer screen is very bright, and looking at the computer screen for a long time is very harmful to the eyes, how can I protect my eyes?

The optimal distance between operating the computer should be 50 cm to 60 cm, and if the screen size is large, the distance can be extended to 70 cm as appropriate. The distance is too close to be easily damaged by radiation, and it is easy to cause myopia or deepen myopia, and the distance is too far, you need to stretch your shoulder arm to be able to hold the mouse, and it will cause shoulder muscle soreness for a long time, the height of the computer is best to be located at the top of the screen at the bottom of the horizontal line of sight 30 degrees, and the screen is slightly tilted upwards by 10 degrees, so that on the one hand, it can reduce the exposed area of the cornea, reduce dry eye syndrome, on the other hand, it can relieve the tension of the neck muscles and reduce the occurrence of cervical spondylosis.

Blue light is divided into visible blue light and harmful high-energy blue light, and ordinary visible blue light is not harmful to the eyes. The high-energy harmful blue light is invisible to the human eye in the spectrum, it mainly causes damage to the fundus of the human eye, mobile phones, computers, televisions, etc. It just makes you look at things a little darker.

For some people who often use computers to work, there will be a rapid loss of vitamin content in the body, so these people should eat more fresh vegetables and fruits in their daily diet to replenish vitamins in the body, such as carrots, kiwi and other foods. Carrots are rich in vitamin C and carotene, which can effectively supplement the eye nutrition of human eyes and relieve the symptoms of eye fatigue. Kiwifruit is also rich in nutrients, if you want to supplement vitamins, kiwi is also a good choice, but for some people with bad stomach, they should also eat less in daily life to avoid bringing a certain burden to the stomach.

For people who often use the computer for work, we must avoid staying up late for a long time to work at night, because this will also cause some damage to my eyes, and at the same time, you can drink some chrysanthemum tea in daily work, chrysanthemums have a bright purpose, which can effectively protect our eyes. If possible, you can also choose to put some green plants in front of the computer, which can effectively prevent radiation, which will also play a certain role in protecting our eyes.

You can adjust the computer screen, adjust to the mode of eye protection, eat more blueberries, eat more broccoli, eat more light food, drink more warm water, don't stare at the computer screen for a long time, and should also do eye exercises appropriately, so that you can protect your eyes.

The first look at the computer for a while, the eyes should rest for a while, you can look at the distance appropriately, the second computer next to put some green plants, see more green is good for the eyes, the third do eye exercises, you can do eye exercises, good for eye health.

Adjust the brightness of the computer screen, don't be too bright, relax properly after watching for a while, look into the distance, do eye exercises, and do some training to exercise eye muscles, rub the palms of your hands and cover your eyes, etc.

First of all, there is no fixed value for this, because each brand and model of display is different, the ambient brightness of each person's computer is also different, and everyone's visual perception is also different.

Generally speaking, for most monitors, the contrast and brightness used during the day are around 50% (the monitor should not be directly facing the light - the sun or the window); Contrast and brightness at night are generally between 15-35%.

How to adjust the brightness of your computer screen.

Specific steps: 1. Open the control panel.

2. After entering the control plane, click "System and Security".

3. Select the power option.

4. When you enter the panel, you can directly slide the brightness adjustment bar.

A brightness of around 70 80 and a contrast ratio of 45 is best, but it should also be adjusted according to your own fitness.

Adjustment method: 1. Screen brightness, turn on the computer, click on the control panel, find the hardware and sound, power options.

2. The brightness during the day, it is best not to exceed 60, you can choose to balance the brightness.

3. At night, it should not be too bright, adjust to about 30, and select the energy-saving mode.

4. Window color, open the control panel, personalize, window color, choose green and other colors to protect your eyes.

5. Choose a background desktop, preferably an eye-friendly desktop.

The brightness of the day and night is adjusted to 30-40 (the beginning of the habit.)

Intermittent point) (evening light) ratio paint 0-bar 0 right-click - attribute - appearance - advanced - item selection - window - color one (l) pull.

Generally, if the contrast is adjusted to about 40% or 50%, and the brightness is about 75%, I feel better, as long as your eyes are very comfortable.