Ocular Surface Disease

Blue-light blocking lenses do not reduce dry eye symptoms during screen use

Blue-light blocking lenses do not reduce dry eye signs or symptoms during prolonged digital device use, according to a study. The randomized crossover study involved 26 healthy young adults who completed three 2-hour reading sessions on a tablet while wearing different types of lenses: blue-blocking, anti-reflective-coated, and uncoated CR39 lenses....