In today’s digital world, our eyes are exposed to more screen time than ever before. Whether it’s working on a computer, scrolling through a phone, or watching television, many people are concerned about the effects of blue light. One solution that has gained popularity in recent years is blue light blocking lenses. But the big question remains: are they worth it?
 

What Is Blue Light?

Blue light is part of the visible light spectrum with shorter wavelengths and higher energy. While some blue light exposure from the sun helps regulate sleep-wake cycles and boosts alertness, overexposure from artificial sources may contribute to digital eye strain.

Symptoms of digital eye strain can include:

• Eye fatigue

• Dryness or irritation

• Blurred vision

• Headaches

• Difficulty focusing
 

What Blue Light Lenses Do

Blue light lenses are designed to filter out a portion of HEV blue light before it reaches your eyes. These lenses can be made with a slight coating or tint, which may be clear or have a subtle yellow hue.

Potential benefits include:

• Reduced digital eye strain: May lessen eye discomfort from prolonged screen use.

• Improved visual comfort: Can help reduce glare and contrast issues on screens.

• Possible sleep improvement: Limiting blue light exposure in the evening may help maintain natural melatonin levels for better sleep.
 

What the Research Says

While some research supports their benefits for reducing glare and improving comfort during screen use, there’s still limited evidence that they prevent long-term eye damage. The biggest consensus is that they can be helpful for individuals who experience symptoms of eye strain during heavy screen use, especially in dim lighting or in the hours before bed.

Pairing blue light lenses with healthy screen time habits such as following the 20-20-20 rule (every 20 minutes, look at something 20 feet away for 20 seconds), reducing screen brightness, and taking regular breaks can further support eye comfort and overall visual health.
 

Who May Benefit Most

Blue light lenses may be a worthwhile investment if you:

• Spend several hours a day in front of screens

• Experience frequent digital eye strain symptoms

• Have difficulty sleeping after nighttime device use

• Want additional comfort when working in high-glare environments

If you don’t experience symptoms, you may not notice a dramatic difference - but many patients still choose them as a preventive measure or for added comfort.
 

Discover if Blue Light Lenses Are the Right Choice for You

Blue light lenses are not a cure-all, but they can be a helpful tool for managing digital eye strain and improving visual comfort, especially for frequent screen users. If you’re curious about whether they’re right for you, the best approach is to discuss your specific needs with our optometrist.

Schedule a comprehensive eye exam with Optometry Medical Group to discus blue light lenses and find the best lens options for your lifestyle. Visit our offices in Seattle, Washington, call (206) 322-6915 for our Rainier office, or call (206) 395-2285 for our Madison office.