Blue Light Filter Guard

★★★★★
★★★★★
47,167 users
1)green: so and the the decrease light health.
blue is brightness protection
filter 2)brown: may of set filter increase
less color care health mild of individual the follow eye light low and level to eye brightness take fatigue, guard harmful environment that comfort
blue injury, use mode
filters, status, eye the and mode.filter increase contrast
3)gray: on the eye prone
Related