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You may or may not remember this from science class, but light is actually a wave of energy. How short the distance is between those waves determines not only how high the energy it is, but what colors we see.
Blue Light exists naturally in our environment, however, digital screens emit Blue Light during times of the day when we would normally not encounter it. Furthermore, as we become more and more digitally addicted we spend extended periods of time staring directly into our devices. The closer proximity to a screen, the higher the concentration of Blue Light. A recent Nielsen report shows the average American adult spends more than 10 hours a day staring directly into a screen. Think about it. Every time that you glance at your phone, watch TV, or work at your computer your eyes are being bombarded with high energy Blue Light!


  • Fatigue Range from 400-458nm : blue light is causing your eyes to become irritated, strained, and tired.

  • Sleep Range from 459-484nm : blue light at night hinders your melatonin production, disrupts your circadian rhythm, and leads to trouble sleeping.

The Health Impact of Blue Light & How this Epidemic is Affecting humans of all Ages – What Does it Mean to Me?


The glaringly bright excel sheet that you’ve been staring at for the past six hours starts to swim together. Graphs, charts, and seemingly endless pivot tables no longer have meaning. The worst part? Your eyes feel heavy and sting, your head hurts, and you can tell that you’re not going to get this done any time soon.



Many parents are already concerned about screen time. Ever more our children are turning to digital devices for both learning and entertainment and there is a lot of concern regarding how much is too much? What happened to the days where everyone played outside?



If you’re a college student, it’s likely that your daily screen time counts are rivaling (or even exceeding after you add in all of the time on Netflix) those of young professionals. Digital Eye Strain can significantly impact your productivity.

Pupilbox Lens Protection Levels

Casually Connected


Adults looking at a screen less than 8 hours per day

Digitally Addicted


Adults and children concerned about eye health



Block Blue Light at night to sleep