The Best Does A Black Screen Emit Blue Light Ideas. Web blacklight blue produces the popular special effect light that you see at arcades and discos. Web blue light from electronics is linked to problems like blurry vision, eyestrain, dry eye, macular degeneration, and cataracts.

Web it is true that televisions, smart phones, laptops and tablets also emit blue light however, the amount of blue light from electronic devices is a very small fraction of. When you stare at a screen for hours at a time, whether it is a computer, tv, phone or tablet, you are exposed to blue light from the device. This also means too much blue light exposure late at night from phones, tablets or computer screens can disrupt our ability to fall asleep.