5 Benefits of Blue Light Blocking Glasses

May 1, 2024

The Benefits of Blue Light Blocking Glasses

In today’s digital age, we’re constantly surrounded by screens — from smartphones and tablets to laptops and TVs. While these devices have revolutionised the way we work, communicate, and entertain ourselves, they also emit blue light, which can have negative effects on our eyes and overall health. This is where blue light blocking glasses, also known as anti-glare or computer glasses, come into play, offering a simple yet effective solution to mitigate the potential harm caused by excessive blue light exposure.


What exactly is blue light, and why is it a concern?

Blue light is a high-energy, short-wavelength light that is emitted by digital screens and LED lights. While exposure to natural blue light during the daytime can have some benefits, such as regulating our sleep-wake cycle and boosting alertness, prolonged exposure to artificial blue light, especially at night, can disrupt our circadian rhythm and cause eye strain, headaches, and even interfere with our ability to fall asleep.


How does blue light blocking glasses, also known as anti-glare or computer glasses, work?

Blue light blocking glasses work by filtering out a portion of the blue light emitted by screens and artificial sources of light. These glasses are equipped with special lenses that contain a coating designed to selectively block or absorb blue light wavelengths while still allowing other wavelengths of light to pass through. As a result, they help reduce glare, improve contrast, and minimize the strain on our eyes when staring at screens for extended periods.

The benefits of wearing blue light blocking glasses are numerous, especially for individuals who spend a significant amount of time in front of screens.

blue light blocking glasses


Here are some key advantages of blue light blocking glasses:

1. Reduced Eye Strain:

One of the most common complaints among digital device users is eye strain, which can manifest as dryness, redness, blurred vision, and discomfort. Blue light blocking glasses help alleviate eye strain by reducing the amount of high-energy blue light that reaches the eyes, allowing them to relax and focus more comfortably.

2. Improved Sleep Quality:

Exposure to blue light, particularly in the evening and nighttime, can disrupt the production of melatonin, a hormone that regulates sleep. By wearing blue light blocking glasses in the evening or before bedtime, you can minimize the impact of blue light on your circadian rhythm and improve your sleep quality.

3. Prevention of Digital Eye Fatigue:

Constantly staring at screens can lead to a condition known as digital eye fatigue, characterised by symptoms such as soreness, tiredness, and difficulty focusing. Blue light blocking glasses can help prevent digital eye fatigue by reducing the strain on your eyes and promoting more comfortable screen viewing.

4. Protection Against Potential Eye Damage:

Although the long-term effects of blue light exposure on eye health are still being studied, some research suggests that prolonged exposure to blue light may contribute to the development of age-related macular degeneration (AMD). By wearing blue light blocking glasses, you can potentially reduce your risk of eye damage associated with excessive blue light exposure.

5. Enhanced Visual Comfort:

Blue light blocking glasses not only filter out blue light but also improve contrast and clarity, making it easier to see and read text on screens. This can be especially beneficial for individuals with vision problems or those who work in environments with harsh lighting conditions.


In conclusion, blue light blocking glasses, also known as anti-glare or computer glasses, offer a simple yet effective way to protect your eyes from the harmful effects of prolonged screen exposure. By reducing eye strain, improving sleep quality, preventing digital eye fatigue, and potentially protecting against eye damage, these glasses can help you maintain optimal eye health in today’s digital world. So why not invest in a pair of blue light blocking glasses and see the difference for yourself? Your eyes will thank you for it!

Speak to your nearest Optic Edge Optometrist to find out more, or schedule an appointment here.

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