High Energy Visible Light — What is its effect on the eyes?

There are a lot of harmful light rays around us. The LED lightings on the street, high-resolution digital screens and even your phones. Almost all digital devices emit some amount of harmful high energy visible light. These can cause eye strain, accelerate macular degeneration and other eye-related issues.

Visible light or visible light spectrum has multiple wavelengths of light (rainbow colours). In this the blue and violet band, 400–450 nm, is of high energy. It can affect your eyes negatively.

We are constantly exposed to the blue light emission of digital devices which is a form of high energy visible light. You will not feel it over a short amount of time. But over a long period of constantly staring into the screen will cause harm to your eyes. The common symptoms are blurry vision, dry eyes which can lead to eyes getting red. All these issues will cause fatigue in your eyes. Your eyes will strain. Also, in some cases, eyesight deteriorates and you will soon require glasses.

Dry Eyes

When you work on a computer, you hardly blink. This causes the tear glands in your eyes to get dried. With the lack of lubrication in your eyes, your eyes get itchy. It becomes painful. Your vision starts getting blurry.

To remedy your dry eyes, you can use an artificial tear solution. This will lubricate your eyes. With enough lubrication, your eyes will not hurt. They will not strain as much as they do when dried.

You can also try the 20–20–20 rule to relieve your eyes. In this rule, you need to take 20 secs to break every 20 mins and stare at any object 20 feet away. This will break your monotonous rhythm of staring into the computer screen. Your eyes will not strain much with this practice.

Another easy way is to get blue light glasses that will help in blocking the blue light emission of the computers. With most of the high energy, visible light blocked you will feel less strain in your eyes. Blue light blocking lenses do not cost much. On average, you will need an additional £25 to get these lenses on your cheap glasses online. You can get any stylish frame at a cheaper price and get a high-quality blue light lenses for £25 fitted on them. You will be able to cut cost and also get smoother vision without strain for your eyes.

Insomnia

The worst effect of exposure to excess blue light is insomnia. Blue lights have one good effect which necessary for you. It helps in making the brain alert. It induces wakefulness. However, a lot of this light is harmful. Because of a lot of these lights, your brain stays alert and have a difficult time falling asleep. Prolong exposure to blue light will disrupt the sleep cycle of your body. And this will lead to the development of insomnia.

You are too tired but your mind is alert. You can toss and turn but can’t fall asleep. In such a situation, you take out your phone to relieve your mind, but unfortunately, it only makes your mind more awake.

To cure insomnia, you will need to get rid of all the sources of blue lights. You can start by taking a break from all the digital screens. This will solve your problem of insomnia.

Because of your work and other responsibilities, it is not easy to just shut down digital devices. You can block the harmful blue light emission using blue light filters for computers. This will block blue light coming out of your screen.

However, there are other sources that also release high energy visible light. The blue light filter screen cannot work on them. You will need blue light blocking glasses to solve this problem.

X-Blue UV from Specscart can block 99.99 percent of blue light emission. Wearing these glasses will surely solve the problem of your insomnia. If you are looking for prescription glasses online, you can get your glasses made in X-Blue UV lenses and protect your eyes from the high energy visible light.

Eye Fatigue

Working long hours can not only make your body tired but also your eyes. If you are having these symptoms, don’t ignore them. You should get blue light blocking glasses online for yourself. Even if you have perfect vision, you are also constantly exposed to the high energy visible light.

You also get strain from working long hours on the computers. If you are experiencing symptoms of eye fatigue or strain, get your eye tested and get blue light glasses. This will help in reducing strain to your eyes and also keep your vision perfect for long.