When you read the news, watch movies or play video games, a pair of blue protective glasses is the safest way to keep your eyes healthy. You may already call them PC glasses. Since the typical reading distance of a computer is different from the distance you read from a book, computer glasses should be adapted to this situation and customized according to your personal needs.

The best computer glasses not only correct your eyesight to read from a screen, but there are also anti-blue glass to protect your eyes from the bad blue light that may damage your retina.

There are several ways to filter blue light on a laptop, TV or computer. There are even some applications that can modify the color temperature of the screen. However, the science behind these apps is not certain, so the safest way to protect your eyes is to use a pair of PC protective glasses with a blue filter.

Blue light filter glasses are glasses or sunglasses that absorb a lot of blue light. This is achieved through a combination of lens material and special coating applied to the lens. Most lenses also reflect part of the blue light away from the eyes.

Not all blue light is destructive-some of it is necessary for correct vision. By absorbing the right amount of harmful light, blue light filters are useful for your eyes in many situations-at work, when you are reading on a tablet or mobile phone, and on bright, sunny days.

Ordinary glasses and readers usually do not block blue light. Whenever you buy a pair of glasses, you can choose to add blue light filter to the glasses lens as an additional function. Or, even if you don't need a prescription, you can get PC protective glasses with blue light and anti-reflective coating.

In addition to coating ordinary glasses with lenses, you can also choose to wear sunglasses with colored lenses to block some blue light. This is not the most effective solution, however, it can sometimes be used as a temporary fix.

Yellow and amber lenses are the only two colors that help filter blue light in the visible spectrum. However, whether you use these shades in front of a laptop or on the street, the colored tones of the lenses will also distort all other colors.

Tinted computer glasses with yellow lenses are also commonly sold as video game glasses because they improve eye comfort by increasing contrast and reducing some tired blue light.

If you are a night owl or computer addict, you probably already know that the screen can really hurt your eyes. Every minute spent in front of a screen without computer eye fatigue protection can affect your eye health in the long term.