Bluelight Filter - Night Mode (jp.ne.hardyinfinity.bluelightfilter.nightmode) on Google Play
Addon to Bluelight Filter enabling to go beyond 80% of opacity.Main app is required and can be downloaded for free at http://goo.gl/V2AsncTake care not to set the opacity too dark in order to operate properly your devices.If you cannot operate your device anymore, please follow the following steps:1. Turn off the screen.2. Turn on the screen.3. Wait for 10 seconds.4. The filter opacity will be back at 80% if it was at more than 80%.We shall not be responsible for any loss, damages and troubles.