North Ray blue light glasses vs. FL-41; why is North Ray a better choice?
Headache? Eyestrain? Migraine? The cause may be artificial lights such as LED lighting and digital screens. Read why North Ray lenses offer more protection than traditional migraine glasses and how...
Polycarbonate vs. CR-39; why does material choice matter?
CR-39 offers more natural colors, clearer images, and BPA-free peace of mind. Learn why it's a superior choice over polycarbonate.
UV light and blue light glasses: how the body benefits from light when used correctly
There's a lot of talk around us about light; especially blue light and its effects on sleep, alertness, and eye health. But one important part of the light spectrum is often left out of the discuss...
What is blue light and why should you protect your eyes even during the day?
Blue light is much more than just the digital screens that glow in the evening. We live in a world where lighting has changed from natural, warm light to constant, bright artificial light pollutio...
North Ray's blue light glasses and clip-on lenses are the result of careful product development, combining scientific groundwork, advanced blue light blocking technologies and product comfort. We ...
Thank you for the loan of natural resources!
North Ray plants a tree in Finnish nature with every 10th purchase. The first North Ray seedlings have now been planted as thanks to the fact that we and our customers can protect our eyes with hig...