blue-light
US /ˈbluːˌlaɪt/
UK /ˈbluːˌlaɪt/

1.
blaues Licht filtern, blaues Licht reduzieren
to subject (a person) to a blue-light filter on a screen, especially to reduce eye strain or improve sleep
:
•
I always blue-light my phone before bed to help me sleep better.
Ich filtere immer das blaue Licht meines Telefons vor dem Schlafengehen, um besser zu schlafen.
•
Many apps are available to blue-light your screen automatically at night.
Viele Apps sind verfügbar, um Ihren Bildschirm nachts automatisch zu filtern (blaues Licht).