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  1. VOLUME 24: Why Do Computer Glasses Help With Eye Strain?

VOLUME 24: Why Do Computer Glasses Help With Eye Strain?

Thursday, 15 August 2024
Close-up of hands holding blue rectangular eyeglasses from Dresden Vision New Zealand over a rose gold laptop, demonstrating computer glasses for screen use.

Spending hours attached to computer screens is a modern reality. Unfortunately, this excessive screen time can affect your eye health. That’s where computer glasses come in. Discover how these glasses can provide relief and protect your vision.

How does blue light affect your eyes?

Blue light is high-energy visible light emitted by electronic devices like computers, smartphones, and tablets. While it is not inherently harmful, excessive exposure can cause eye strain, headaches, and disrupted sleep. Blue light can interfere with your body's natural sleep-wake cycle by suppressing the production of melatonin, a hormone that regulates the circadian rhythm.

What is digital eye strain, and what are its symptoms?

Digital eye strain, often called computer vision syndrome, is a joint discomfort arising from excessive screen time. Prolonged screen time from computers, smartphones, or tablets can lead to unpleasant symptoms.

Imagine your eyes as hardworking muscles. When you consistently focus on a nearby screen, your eyes are engaged in a prolonged workout without adequate rest. This overuse can result in a variety of issues.

Common symptoms of digital eye strain include:

  • Dry, itchy, or burning eyes: Reduced blinking while using digital devices can lead to dry eyes, which can cause discomfort and irritation.
  • Blurred vision: Difficulty focusing on both near and distant objects can be a frustrating symptom of digital eye strain.
  • Headaches: Eye strain often manifests as headaches, particularly in the frontal or temporal area.
  • Neck and shoulder pain: Prolonged screen time can contribute to poor posture, leading to tension in the neck and shoulders.
  • Difficulty focusing: Concentrating on tasks can become challenging when your eyes are tired and strained.

Recognising that these symptoms can vary in intensity and duration among individuals is essential. If you experience persistent or severe eye discomfort, it is advisable to consult with an eye care professional.

Do computer glasses reduce eye strain?

The good news is that computer glasses can help reduce eye strain. Designed to filter out harmful artificial blue light and reduce glare, these glasses can relieve tired eyes.

  • Blue light filtering: Computer glasses have special lenses that block a portion of the blue light emitted by screens.
  • Reduced glare: Anti-reflective coatings on computer glasses can help minimise glare, reducing eye strain.
  • Improved focus: Some computer glasses have a slight magnification to help focus on the screen.

How do computer glasses filter blue light?

Computer glasses employ a specialised lens coating designed to selectively filter out a portion of the blue light spectrum emitted by digital devices. This coating is a protective barrier, reducing the high-energy blue light that reaches your eyes.

The degree to which blue light is filtered can vary significantly between computer glasses. Some manufacturers prioritise blocking a more comprehensive range of the blue light spectrum, while others may focus on specific wavelengths.

You might notice a subtle tint, often yellow or orange, in the lenses of computer glasses. This tint is a visual indicator of the blue light filtering capabilities. However, it is essential to note that not all computer glasses have a visible tint; some may appear completely clear despite their blue light filtering properties.

Are there other benefits to computer glasses?

Computer glasses can do more than just help tired eyes. They can also help keep your eyes healthy overall.

  • Improved sleep quality: Computer glasses may help regulate your body's internal clock by filtering out a significant portion of the blue light emitted by screens. This can lead to better sleep patterns, increased energy levels, and improved mood.
  • Enhanced contrast: Some computer glasses are designed to improve contrast, making text and images appear sharper and more precise. This can reduce eye strain and fatigue, especially for individuals with vision problems.
  • Eye protection: Many computer glasses also provide UV protection, safeguarding your eyes from harmful ultraviolet rays, even indoors. While the primary function of computer glasses is to filter blue light, this added layer of protection can be beneficial.
  • Potential for reduced digital eye strain symptoms: While more research is needed, some studies suggest that consistent use of computer glasses may help alleviate long-term symptoms of digital eye strain, such as dry eyes and headaches.

It is important to note that while computer glasses can offer these benefits, they are not a substitute for regular eye exams or prescribed corrective lenses. See an eye doctor if you're experiencing ongoing eye discomfort or vision problems.

Can computer glasses replace regular glasses?

Computer glasses are specifically designed to address the unique visual demands of prolonged screen use, but they cannot entirely replace traditional prescription glasses. While they excel at reducing digital eye strain, they are not designed to correct underlying vision problems.

Regular prescription glasses remain necessary for clear vision at various distances if you require vision correction for nearsightedness, farsightedness, astigmatism, or other refractive errors. Computer glasses can complement your existing eyewear by providing additional relief from digital eye strain, but they cannot substitute for the corrective powers of prescription lenses.

It is essential to consult with an eye care professional to check if you need glasses. They can assess your vision, prescribe appropriate lenses, and recommend whether computer glasses would be beneficial in addition to your regular glasses.

Experience the difference with Dresden Vision blue light filter glasses

Tired of eye strain from endless screen time? Our stylish and practical blue light filter glasses offer relief. Designed to protect your eyes from harmful blue light, they help reduce discomfort and fatigue. Discover the perfect pair for you at Dresden Vision.

Remember: Regular breaks, maintaining good posture, and ensuring proper lighting are essential for overall eye health.

Invest in your eye health today. Visit our website or a store near you. Your eyes will thank you!