We are faced with a global epidemic of myopia (short-sightedness) because we are deprived of deep violet light (360-400 nm). Myopia is projected to rise from 23 to 50 percent of the world’s population ...

The same lightbulbs used in offices and public spaces can destroy coronaviruses and HIV, according to a new study from University of Toronto (U of T) Scarborough. Researchers killed both viruses using ...

Researchers have shown that the coronavirus can be killed efficiently, quickly, and cheaply using ultraviolet (UV) light-emitting diodes (UV-LEDs). They believe that the UV-LED technology will soon be ...

LEDs emitting light in the range of 200 nm to 400 nm are classified as UV LEDs. Within this range, there are three bands, UV-A with wavelengths from 300 nm to 400 nm, UV-B with wavelengths between 280 ...

I ordered some 405nm LEDs (20ma, 3.3V nominal) and just finished swapping out all the white LEDs from a walmart brand christmas light string. I'm planning on using them to decorate the room and for a ...