Less Eye Strain
Blue-light from screens contributes to dryness and fatigue. Filtering helps your eyes relax throughout the day.
See Clearly. Sleep Better.
Learn how blue light affects your vision and sleep, and why protecting your eyes from screens can improve comfort and performance.
Better Focus
Comfortable eyes maintain concentration, ideal for work, study, or creative projects.
Improved Sleep
Evening exposure to blue light delays melatonin release. Filtering supports natural rest and faster sleep onset.
≈460–480 nm
Phone • Computer • LED
Filtered = Comfort
The Science of Blue Light
Scientific research shows that high-energy blue wavelengths (460–480 nm) suppress melatonin and strain the eyes. Managing exposure reduces visual fatigue by day and supports restorative sleep at night.
Day & Night BalanceDaytime • Reduce strain & stay sharp
Evening • Smoother transition to sleep
Frequently Asked Questions
What exactly is blue light?
Blue light (≈380–500 nm) comes not only from screens, but also from LED and indoor lighting. Too much exposure, especially at night, can cause eye strain and interfere with healthy sleep cycles.
Do blue light glasses really help?
Studies show reduced eye discomfort and better evening relaxation when limiting blue-light exposure.
Should I wear them during the day?
Yes, Lucen glasses are effective throughout the day to reduce digital fatigue and keep your eyes comfortable. However, even if you prefer to wear them only before bedtime, you’ll still benefit from their blue-light filtering effect, helping your mind relax and promoting a smoother, more restful sleep.