Blue light is very similar to UV light: comprised of very high energy and a low wavelength. The computer is one of a daily electronic device which gives off large quantities of blue light. Studies suggest that continued exposure to blue light over time could lead to damaged retinal cells. This can cause vision problems like age-related macular degeneration. The computer is one of an electronic device which gives off large quantities of blue light. Its believed to cause eye fatigue/myopia, blurred vision, also making your skin produce chloasma, freckle, difficult to fall asleep, may cause retinal damage after cataract surgery, visual fatigue caused by VDT syndrome.