Blue light is a type of electromagnetic radiation that is found throughout the visible spectrum. With the advancement of science and technology and the development of society, electronic products, such as computers and mobile phones, have become necessities in people’s lives. The ubiquitous electronic screen is full of our lives, studies, and work. However, the high-energy light emitted by electronic products is constantly impairing people’s vision health. So, what is blue light? Maybe it sounds familiar to you, but we are unfamiliar if checking in detail. The light that the human retina can perceive is visible light, and the wavelength […]