Almost all digital devices, including indoor fluorescent and LED lighting and flat-screen TV. All day Staring at digital screens (PC laptop smartphones TV) that emit significant amounts of blue light may contribute to digital headache. But most people did not realized it. Too much blue light exposed will cause eye strain and lead to eye problems over time. Too much exposed to blue light late at night (computing/gaming or reading smartphone at bedtime) can disrupt circadian rhythm, potentially causing sleeping difficulty. Adjustable metal hinges make it suitable for different faces. The blue light glasses frame are made of aluminum-magnesium metal.
There is adjustable nose pads. The glasses are specially designed to filter out a portion of harmful blue light. The premium features of the lenses, make screen time more comfortable and help eliminate symptoms of digital eyestrain