(Update: there are also blue-light filtering lens available on the market, which are not yellow.) Purchase glasses with yellow lens (or clip-on yellow lens if you are already wearing glasses). Plus a monitor without PWM brightness control.)īut also you can take more advanced steps to reduce blue: (From my long experience, avoiding white backgrounds during the night work has the most significant effect of all protections. (You can find amber and green filter in discussion on download page.) Now the similar functionality is available in Windows 10 (release 1803 and higher), in Settings > Ease of Access > Color Filters and then toggled by Ctrl + Win + C.
If you want to reduce ALL unnecessary colors a bit more in the evening (what about turning everything red, amber or green?), grab NegativeScreen. If this basic blue light reduction makes you happy, then fine. However, there still remains blue light coming from display backlight as part of its white light so you will measure blue not only in all non-blue colors, but even in black. They are definitely reducing blue by converting it into color shades containing less blue. Software tools like Redshift or f.lux adjust display color profiles towards red shades, so they take you some way in reducing blue. During 2018 update I made the answer a bit wider than the question asked.
