The longer the coronavirus pandemic lasts, the more important it is to stay safe and healthy in everyday life.    Hygiene measures, such as wearing a facemask or socially distancing, help safeguard against the spread of germs.    But light, in the right wavelength, also makes an enormous contribution to fighting viruses.    UV-C light can eliminate 99.9% of viruses and bacteria on surfaces, in the air and drinking water.    Osram Opto Semiconductors now enables particularly small...