What Is Blue Light?
Red, green and blue are added together in various ways to reproduce an array of colors for human eyes to create a colorful visual. Blue light is the shortest and most intensive wavelength in the color spectrum. It is able to penetrate to the macular part of the retina. Prolonged exposure to the blue light can cause eye disease or even blindness. According to World Health Organization (WHO), prolonged exposure to the blue light is the leading cause for visual impairment. Macular degeneration has outranked the cataract to be the number one reason for vision loss.
How Does The Blue Light Cause Harm?
The blue light from the digital devices can cause injury to the retina causing macular degeneration and resulting in blurred vision, distorted image, reduced vision, leading to blindness.