Selected wavelengths
Blue-light filtering lenses reduce transmission of some shorter-wavelength visible light.
15% OFF 2+ PAIRS • FREE DELIVERY OVER £99
15% OFF 2+ PAIRS • FREE DELIVERY OVER £99
Understand what blue-light filter lenses do, what they do not promise, and practical ways to make computer and screen use more comfortable.
✓ Blue-light filtering is an optional lens type, distinct from anti-glare coating.
Blue-light filtering lenses reduce transmission of some shorter-wavelength visible light.
Anti-reflective coatings reduce reflections from lens surfaces; blue-light filtering is a separate option.
Screen comfort also depends on blink rate, lighting, screen position and a suitable prescription.
About every 20 minutes, look around 20 feet away for 20 seconds.
Adjust screen brightness and room lighting to avoid avoidable glare.
Consider intermediate single-vision or occupational lenses if your current glasses are not suitable for your desk.
Browse prescription glasses or choose reglazing to keep a pair you already own.
Choose your lens use and available upgrades in our 7-step Lens Studio.
Enter or upload your prescription as instructed during checkout.
Our UK optical team prepares your lenses and checks your glasses before dispatch.
Clear answers about this lens type and what to expect when ordering.
They are lenses that filter a portion of short-wavelength visible light emitted by screens and present in daylight.
There is no strong evidence that blue-light filtering alone consistently prevents digital eye strain. Breaks, prescription accuracy and good screen ergonomics often matter more.
No. Blue-light filtering changes light transmission; anti-glare coatings reduce surface reflections.
Our current Lens Studio lists blue-light lenses as an optional lens type where suitable.
They are not considered necessary to protect most people from everyday computer-screen light exposure.
Evidence of a meaningful benefit for most wearers is uncertain. Evening screen habits and lighting can also affect sleep.
Check your prescription, screen distance and lighting, and speak to an eye-care professional if problems persist.
If the main issue is focusing on the screen, appropriately prescribed intermediate or occupational lenses may be more directly relevant than blue-light filtering.